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Acme Gridley 1-1/4" RB-8

A universal threading attachment for 4th position on an Acme Gridley 1-1/4" RB-8 screw machine has eight major assemblies:

1148-Attachment-Threading-4th-Master

1 - 4th Position Die Slide Assembly AM-412750
2 - Threading Lever Assembly A-392770
3 - Drive Shaft Assembly AM-413702
4 - Clutch Operating Mechanism AM-413642
5 - Die Spindle Clutch Shaft Assembly AM-413682
6 - Die Holder and Sleeve Assembly AM-412830
7 - Safety Link Assembly A-41230
8 - Loose Parts Assembly AM-41246

Below are the individual replacement parts for each assembly that make up a 4th Position Universal Threading Attachment for an Acme Gridley 1-1/4" RB-8 screw machine:


1148-Attachment-Reaming-4th-Threading-4th-Die-Slide-Assembly

AM-412750 Complete 4th Position Die Slide Assembly

Acme Gridley replacement part number AM-412750
Product details for AM-412750 Complete 4th Position Die Slide Assembly






AM-412750 item 1 - Screw

Acme Gridley replacement 14XA part number 1148
Product details for AM-412750 item 1 - Screw






AM-412750 item 2 - Gib

Acme Gridley replacement 12XA part number AM-41229
Product details for AM-412750 item 2 - Gib






AM-412750 item 3 - Die Slide Guide

Acme Gridley replacement 18XA part number AM-412260
Product details for AM-412750 item 3 - Die Slide Guide






AM-412750 item 4 - Screw

Acme Gridley replacement 9XA part number 1139
Product details for AM-412750 item 4 - Screw






AM-412750 item 5 - Dowel Pin

Acme Gridley replacement part number 15351
Product details for AM-412750 item 5 - Dowel Pin






AM-412750 item 6 - Die Slide Base

Acme Gridley replacement 8XA part number AM-41223
Product details for AM-412750 item 6 - Die Slide Base






AM-412750 item 7 - Fitting

Acme Gridley replacement part number 8092
Product details for AM-412750 item 7 - Fitting






AM-412750 item 8 - Hex Nut

Acme Gridley replacement 75XA part number 260
Product details for AM-412750 item 8 - Hex Nut






AM-412750 item 9 - Set Screw

Acme Gridley replacement 74XA part number 1490
Product details for AM-412750 item 9 - Set Screw






AM-412750 item 10 - Pusher Bar

Acme Gridley replacement part number AM-41342
Product details for AM-412750 item 10 - Pusher Bar






AM-412750 item 11 - Gib

Acme Gridley replacement 13XA part number AM-41228
Product details for AM-412750 item 11 - Gib






AM-412750 item 12 - Adjusting Gib

Acme Gridley replacement 76XA part number AM-41249
Product details for AM-412750 item 12 - Adjusting Gib






AM-412750 item 13 - Screw

Acme Gridley replacement part number 1109
Product details for AM-412750 item 13 - Screw






AM-412750 item 14 - Connection Piece

Acme Gridley replacement part number AM-412470
Product details for AM-412750 item 14 - Connection Piece






AM-412750 item 15 - Tee Nut

Acme Gridley replacement part number 52203
Product details for AM-412750 item 15 - Tee Nut






AM-412750 item 16 - Screw

Acme Gridley replacement part number 1058
Product details for AM-412750 item 16 - Screw






AM-412750 item 17 - Bearing Housing

Acme Gridley replacement 16XA part number AM-412220
Product details for AM-412750 item 17 - Bearing Housing






AM-412750 item 18 - Spring Screw

Acme Gridley replacement part number 3572
Product details for AM-412750 item 18 - Spring Screw






AM-412750 item 19 - Spring

Acme Gridley replacement part number 2367
Product details for AM-412750 item 19 - Spring






AM-412750 item 20 - Threaded Push Rod

Acme Gridley replacement 2XA part number AM-412120
Product details for AM-412750 item 20 - Threaded Push Rod






AM-412750 item 21 - Jam Nut

Acme Gridley replacement 4XA part number 560
Product details for AM-412750 item 21 - Jam Nut






AM-412750 item 22 - Spring

Acme Gridley replacement 6XA part number 3973
Product details for AM-412750 item 22 - Spring






AM-412750 item 23 - Washer

Acme Gridley replacement part number 50957
Product details for AM-412750 item 23 - Washer






AM-412750 item 24 - Screw

Acme Gridley replacement part number 1139
Product details for AM-412750 item 24 - Screw






AM-412750 item 25 - Washer

Acme Gridley replacement part number 50946
Product details for AM-412750 item 25 - Washer






AM-412750 item 26 - Splined Bushing

Acme Gridley replacement part number A-97376
Product details for AM-412750 item 26 - Splined Bushing






AM-412750 item 27 - Screw

Acme Gridley replacement part number 1106
Product details for AM-412750 item 27 - Screw






AM-412750 item 28 - Die Slide Pusher Assembly

Acme Gridley replacement part number A-412520
Product details for AM-412750 item 28 - Die Slide Pusher Assembly






1148-Attachment-Reaming-4th-Threading-4th-Threading-Lever-Assembly

A-392770 Complete Front Threading Lever Assembly

Acme Gridley replacement part number A-392770
Product details for A-392770 Complete Front Threading Lever Assembly






A-392770 item 1 - Threading Lever

Acme Gridley replacement 53XA part number A-392080
Product details for A-392770 item 1 - Threading Lever






A-392770 item 2 - Bushing

Acme Gridley replacement 54XA part number C-17097
Product details for A-392770 item 2 - Bushing






A-392770 item 3 - Spacer

Acme Gridley replacement 60XA part number 44374
Product details for A-392770 item 3 - Spacer






A-392770 item 4 - Set Screw

Acme Gridley replacement 85XA part number 1412
Product details for A-392770 item 4 - Set Screw






A-392770 item 5 - Lever Stud

Acme Gridley replacement 58XA part number A-39242
Product details for A-392770 item 5 - Lever Stud






A-392770 item 6 - Lever Pin

Acme Gridley replacement 52XA part number XA-1753
Product details for A-392770 item 6 - Lever Pin






A-392770 item 7 - Truarc Ring

Acme Gridley replacement part number 02502-26
Product details for A-392770 item 7 - Truarc Ring






A-392770 item 8 - Roll Pin

Acme Gridley replacement 57XA part number 01485-24
Product details for A-392770 item 8 - Roll Pin






A-392770 item 9 - Roll Stud

Acme Gridley replacement 56XA part number 1091
Product details for A-392770 item 9 - Roll Stud






A-392770 item 10 - Roll

Acme Gridley replacement 55XA part number 3019
Product details for A-392770 item 10 - Roll






1148-Attachment-Threading-All-Pos-Drive-Shaft-Assy

AM-413702 Complete Universal Threading Drive Shaft Assembly

Acme Gridley replacement part number AM-413702
Product details for AM-413702 Complete Universal Threading Drive Shaft Assembly






AM-413702 item 1 - Bearing

Acme Gridley replacement part number 17749
Product details for AM-413702 item 1 - Bearing






AM-413702 item 2 - Adjusting Nut Assembly

Acme Gridley replacement part number XA-1881
Product details for AM-413702 item 2 - Adjusting Nut Assembly






AM-413702 item 3 - Single Gear

Acme Gridley replacement part number AM-412601
Product details for AM-413702 item 3 - Single Gear






AM-413702 item 4 - Spacer Assembly

Acme Gridley replacement part number B-44788
Product details for AM-413702 item 4 - Spacer Assembly






AM-413702 item 5 - Key

Acme Gridley replacement part number 51302
Product details for AM-413702 item 5 - Key






AM-413702 item 6 - Double Gear

Acme Gridley replacement part number AM-412630
Product details for AM-413702 item 6 - Double Gear






AM-413702 item 7 - Truarc Ring

Acme Gridley replacement part number 02502-39
Product details for AM-413702 item 7 - Truarc Ring






AM-413702 item 8 - Threading Drive Shaft

Acme Gridley replacement part number AM-412662
Product details for AM-413702 item 8 - Threading Drive Shaft






AM-413702 item 9 - Spacer Assembly

Acme Gridley replacement part number B-44789
Product details for AM-413702 item 9 - Spacer Assembly






AM-413702 item 10 - Key

Acme Gridley replacement part number 1779
Product details for AM-413702 item 10 - Key






AM-413702 item 11 - Double Gear

Acme Gridley replacement part number AM-412620
Product details for AM-413702 item 11 - Double Gear






AM-413702 item 12 - Spacer

Acme Gridley replacement part number B-44790
Product details for AM-413702 item 12 - Spacer






AM-413702 item 13 - Bearing

Acme Gridley replacement part number 17750
Product details for AM-413702 item 13 - Bearing






AM-413702 item 14 - Spacer

Acme Gridley replacement part number B-448700
Product details for AM-413702 item 14 - Spacer






AM-413702 item 15 - Sprocket

Acme Gridley replacement part number AM-412691
Product details for AM-413702 item 15 - Sprocket






AM-413702 item 16 - Key

Acme Gridley replacement part number 51301
Product details for AM-413702 item 16 - Key






AM-413702 item 17 - Chain

Acme Gridley replacement part number BM-412960
Product details for AM-413702 item 17 - Chain






AM-413702 item 18 - Washer

Acme Gridley replacement part number 50946
Product details for AM-413702 item 18 - Washer






AM-413702 item 19 - Hex Nut

Acme Gridley replacement part number 2803
Product details for AM-413702 item 19 - Hex Nut






AM-413702 item 20 - Cotter Pin

Acme Gridley replacement part number 51663
Product details for AM-413702 item 20 - Cotter Pin






1148-Attachment-Threading-All-Pos-Clutch-Operating-Mech

AM-413642 Complete Clutch Operating Mechanism Assembly

Acme Gridley replacement part number AM-413642
Product details for AM-413642 Complete Clutch Operating Mechanism Assembly






AM-413642 item 1 - Bushing

Acme Gridley replacement part number 44877
Product details for AM-413642 item 1 - Bushing






AM-413642 item 2 - Screw

Acme Gridley replacement part number 1103
Product details for AM-413642 item 2 - Screw






AM-413642 item 3 - Lockwasher

Acme Gridley replacement part number 2498
Product details for AM-413642 item 3 - Lockwasher






AM-413642 item 4 - Threading Clutch Push Rod Lever

Acme Gridley replacement part number AM-41259
Product details for AM-413642 item 4 - Threading Clutch Push Rod Lever






AM-413642 item 5 - Adjusting Nut Assembly

Acme Gridley replacement part number 15495
Product details for AM-413642 item 5 - Adjusting Nut Assembly






AM-413642 item 6 - Splined Bushing

Acme Gridley replacement part number 44878
Product details for AM-413642 item 6 - Splined Bushing






AM-413642 item 7 - Set Screw

Acme Gridley replacement part number 1403
Product details for AM-413642 item 7 - Set Screw






AM-413642 item 8 - Threading On and Off Cam

Acme Gridley replacement part number AM-412410
Product details for AM-413642 item 8 - Threading On and Off Cam






AM-413642 item 9 - Roll

Acme Gridley replacement part number 14270
Product details for AM-413642 item 9 - Roll






AM-413642 item 10 - Roll Stud

Acme Gridley replacement part number 3179
Product details for AM-413642 item 10 - Roll Stud






AM-413642 item 11 - Taper Pin

Acme Gridley replacement part number 50023
Product details for AM-413642 item 11 - Taper Pin






AM-413642 item 12 - Clutch Shifter Rod

Acme Gridley replacement part number B-832062
Product details for AM-413642 item 12 - Clutch Shifter Rod






AM-413642 item 13 - Threading Clutch Lever Shaft

Acme Gridley replacement part number AM-41204
Product details for AM-413642 item 13 - Threading Clutch Lever Shaft






AM-413642 item 14 - Bushing

Acme Gridley replacement part number C-17038
Product details for AM-413642 item 14 - Bushing






AM-413642 item 15 - Set Screw

Acme Gridley replacement part number 1420
Product details for AM-413642 item 15 - Set Screw






AM-413642 item 16 - Threading Clutch Lever

Acme Gridley replacement part number AM-41207
Product details for AM-413642 item 16 - Threading Clutch Lever






AM-413642 item 17 - Shoe

Acme Gridley replacement part number AM-412050
Product details for AM-413642 item 17 - Shoe






AM-413642 item 18 - Bushing

Acme Gridley replacement part number C-17344
Product details for AM-413642 item 18 - Bushing






AM-413642 item 19 - Spacer

Acme Gridley replacement part number B-44480
Product details for AM-413642 item 19 - Spacer






AM-413642 item 20 - Washer

Acme Gridley replacement part number D-44296
Product details for AM-413642 item 20 - Washer






1148-Attachment-Threading-All-Pos-Die-Spindle-Clutch-Shaft-Assy

AM-413682 Complete Die Spindle Clutch Shaft Assembly

Acme Gridley replacement part number AM-413682
Product details for AM-413682 Complete Die Spindle Clutch Shaft Assembly






AM-413682 item 1 - Universal Threading Shaft

Acme Gridley replacement part number AM-412151
Product details for AM-413682 item 1 - Universal Threading Shaft






AM-413682 item 2 - Split Ring

Acme Gridley replacement part number AM-413682
Product details for AM-413682 item 2 - Split Ring






AM-413682 item 3 - Oil Ring

Acme Gridley replacement part number A-44906
Product details for AM-413682 item 3 - Oil Ring






AM-413682 item 4 - Oil Retainer

Acme Gridley replacement part number B-713530
Product details for AM-413682 item 4 - Oil Retainer






AM-413682 item 5 - Screw

Acme Gridley replacement part number 1102
Product details for AM-413682 item 5 - Screw






AM-413682 item 6 - Bearing

Acme Gridley replacement part number A-17346
Product details for AM-413682 item 6 - Bearing






AM-413682 item 7 - Front Spacer

Acme Gridley replacement part number B-44681
Product details for AM-413682 item 7 - Front Spacer






AM-413682 item 8 - Bearing

Acme Gridley replacement part number A-17349
Product details for AM-413682 item 8 - Bearing






AM-413682 item 9 - Front Bearing Spacer

Acme Gridley replacement part number C-441080
Product details for AM-413682 item 9 - Front Bearing Spacer






AM-413682 item 10 - Triple Clutch Gear

Acme Gridley replacement part number AM-412181
Product details for AM-413682 item 10 - Triple Clutch Gear






AM-413682 item 11 - Key

Acme Gridley replacement part number 51303
Product details for AM-413682 item 11 - Key






AM-413682 item 12 - Duplex Clutch

Acme Gridley replacement part number 02074-12
Product details for AM-413682 item 12 - Duplex Clutch






AM-413682 item 13 - Thrust Washer

Acme Gridley replacement part number C-44267
Product details for AM-413682 item 13 - Thrust Washer






AM-413682 item 14 - Double Clutch Gear

Acme Gridley replacement part number AM-412171
Product details for AM-413682 item 14 - Double Clutch Gear






AM-413682 item 15 - Rear Bearing Spacer

Acme Gridley replacement part number C-441090
Product details for AM-413682 item 15 - Rear Bearing Spacer






AM-413682 item 16 - Bearing

Acme Gridley replacement part number 17891
Product details for AM-413682 item 16 - Bearing






AM-413682 item 17 - Rear Spacer

Acme Gridley replacement part number A-44714
Product details for AM-413682 item 17 - Rear Spacer






AM-413682 item 18 - Bearing

Acme Gridley replacement part number A-17347
Product details for AM-413682 item 18 - Bearing






AM-413682 item 19 - Spacer

Acme Gridley replacement part number B-44680
Product details for AM-413682 item 19 - Spacer






AM-413682 item 20 - Washer

Acme Gridley replacement part number 50946
Product details for AM-413682 item 20 - Washer






AM-413682 item 21 - Adjusting Nut

Acme Gridley replacement part number 53528
Product details for AM-413682 item 21 - Adjusting Nut






AM-413682 item 22 - Rotating Union

Acme Gridley replacement part number 02352-26
Product details for AM-413682 item 22 - Rotating Union






1148-Attachment-Threading-4th-5th-Die-Holder-Sleeve-Assy

AM-412830 Complete Threading Spindle - Die Holder & Sleeve Assy

Acme Gridley replacement part number AM-412830
Product details for AM-412830 Complete Threading Spindle - Die Holder & Sleeve Assy






AM-412830 item 1 - Die Holder Assembly

Acme Gridley replacement 6XB part number AM-41233
Product details for AM-412830 item 1 - Die Holder Assembly






AM-412830 item 2 - Oil Reservoir

Acme Gridley replacement 12XB part number AM-41235
Product details for AM-412830 item 2 - Oil Reservoir






AM-412830 item 3 - Screw

Acme Gridley replacement 13XB part number 1101
Product details for AM-412830 item 3 - Screw






AM-412830 item 4 - Bearing

Acme Gridley replacement 8XB 16XB part number A-17769
Product details for AM-412830 item 4 - Bearing






AM-412830 item 5 - Lock Washer

Acme Gridley replacement 14XB part number 17948
Product details for AM-412830 item 5 - Lock Washer






AM-412830 item 6 - Lock Nut

Acme Gridley replacement 15XB part number 17949
Product details for AM-412830 item 6 - Lock Nut






AM-412830 item 7 - Die Holder Sleeve Assembly

Acme Gridley replacement part number AM-41237
Product details for AM-412830 item 7 - Die Holder Sleeve Assembly






AM-412830 item 8 - Lock Screw

Acme Gridley replacement 6XB part number 1619
Product details for AM-412830 item 8 - Lock Screw






1148-Attachment-Reaming-4th-5th-Threading-4th-5th-Safety-Link-Assembly

A-41230 Complete Safety Link Assembly

Acme Gridley replacement part number A-41230
Product details for A-41230 Complete Safety Link Assembly






A-41230 item 1 - Pivot

Acme Gridley replacement 50XA part number A-41321
Product details for A-41230 item 1 - Pivot






A-41230 item 2 - Taper Pin

Acme Gridley replacement 49XA part number 306
Product details for A-41230 item 2 - Taper Pin






A-41230 item 3 - Sleeve

Acme Gridley replacement 47XA part number 39319
Product details for A-41230 item 3 - Sleeve






A-41230 item 4 - Spring Adjusting Screw

Acme Gridley replacement 43XA part number 39327
Product details for A-41230 item 4 - Spring Adjusting Screw






A-41230 item 5 - Spring

Acme Gridley replacement 44XA part number 2353
Product details for A-41230 item 5 - Spring






A-41230 item 6 - Plunger

Acme Gridley replacement 45XA part number 39329
Product details for A-41230 item 6 - Plunger






A-41230 item 7 - Slip Pin

Acme Gridley replacement 46XA part number 393280
Product details for A-41230 item 7 - Slip Pin






A-41230 item 8 - Sleeve Nut

Acme Gridley replacement 42XA part number 39320
Product details for A-41230 item 8 - Sleeve Nut






A-41230 item 9 - Safety Link

Acme Gridley replacement 41XA part number A-393180
Product details for A-41230 item 9 - Safety Link






1148-Attachment-Threading-4th-5th-Loose-Parts-Assembly

AM-41246 Complete Loose Parts Assembly

Acme Gridley replacement part number AM-41246
Product details for AM-41246 Complete Loose Parts Assembly






AM-41246 item 1 - Die Operating Rod

Acme Gridley replacement 27XA part number AM-41240
Product details for AM-41246 item 1 - Die Operating Rod






AM-41246 item 2 - Jam Nut

Acme Gridley replacement 28XA part number 263
Product details for AM-41246 item 2 - Jam Nut






AM-41246 item 3 - Jam Nut

Acme Gridley replacement part number 51188
Product details for AM-41246 item 3 - Jam Nut






AM-41246 item 4 - Guide Stud

Acme Gridley replacement part number AM-41355
Product details for AM-41246 item 4 - Guide Stud






AM-41246 item 5 - Washer

Acme Gridley replacement part number 977
Product details for AM-41246 item 5 - Washer






AM-41246 item 6 - Spring

Acme Gridley replacement part number XA-70
Product details for AM-41246 item 6 - Spring






AM-41246 item 7 - Screw

Acme Gridley replacement part number 232
Product details for AM-41246 item 7 - Screw






AM-41246 item 8 - Stop Plate

Acme Gridley replacement part number 73267
Product details for AM-41246 item 8 - Stop Plate





Acme Gridley 1-1/4" RB8, 1-5/8" RBN8, 1-5/8" RA6, 1-5/8" RB6, 2" RB6 Spindle Speed & Feed Gears

Feed change gears 96 teeth per set
Spindle speed gears 96 teeth per set
2"-6 spline, 1-1/2" face, 8/10 pitch helical

NUMBER OF
TEETH
PART NUMBER RH OR LH
22 82242 or NA16-22R R
24 82243 or NA16-24R R
26 82244 or NA16-26R R
28 82245 or NA16-28R R
30 82246 or NA16-30R R
32 82247 or NA16-32R R
34 82248 or NA16-34R R
36 82249 or NA16-36R R
38 82250 or NA16-38R R
40 82251 or NA16-40R R
42 82252 or NA16-42R R
44 82253 or NA16-44R R
46 82254 or NA16-46R R
48 82255 or NA16-48R R
50 82256 or NA16-50R R
52 82257 or NA16-52R R
54 86547 or NA16-54R R
56 86548 or NA16-56R R
58 NA16-58R R
44 NA16-44L L
46 NA16-46L L
48 A-38254 or NA16-48L L
50 A-38256 or NA16-50L L
52 82388 or NA16-52L L
54 82258 or NA16-54L L
56 82259 or NA16-56L L
58 82260 or NA16-58L L
60 82261 or NA16-60L L
62 82262 or NA16-62L L
64 82263 or NA16-64L L
66 82534 or NA16-66L L
68 82535 or NA16-68L L
70 82536 or NA16-70L L
72 82537 or NA16-72L L
74 82538 or NA16-74L L
76 82539 or NA16-76L L
78 82540 or NA16-78L L
80 82541 or NA16-80L L
82 82543 or NA16-82L L
84 86240 or NA16-84L L
86 86241 or NA16-86L L
88 86242 or NA16-88L L

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22845 Hoover Road
Warren, Michigan 48089
v: (586) 755-7300
f: (586) 755-1229
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