NS20A & NS20N Heavy Duty Gun Page 9 Revision 1.20 2/19/08
MAINTENANCE INSTRUCTIONS
Parts List
751-535-000
751-535-100
751-535-500
751-693-000
Item # Item # Item # Item # Description Part No.
Qty.
Required
1 1 1 1 Gun Body 751-535-002 1
2 2 2 2 Front Cover 751-535-006 1
3 3 3 3 Rear Cover 751-535-007 1
4 4 4 4 Dust Seal Bellows 751-535-008 1
5 5 5 5 Plunge Dampener Assembly 751-535-010 1
6 6 6 6 Gun Coil 716-041-000 1
7 7 7 7 Main Spring 526-001-191 1
8 8 8 8 O Ring 717-306-000 1
9 9 9 9 Adjustable Core 751-535-029 1
10 10 10 10 Free Travel Adjustment Sleeve 751-535-012 1
11 11 11 11 Front Coil Yoke Sleeve 751-535-013 1
12 12 12 12 Front CoiI Yoke 751-535-014 1
13 13 13 13 Lifting Rod Assembly 751-535-015 1
*13a *13a *13a *13a Shaft Extension 751-535-011 1
14 14 14 14 Rear Coil Yoke 751-535-030 1
15 15 15 15 Threaded Hex Shaft Adaptor 751-004-028 1
16 16 16 16 Handle Cover 751-535-034 1
17 17 17 17 Cover Nut 751-333-023 2
18 18 18 18 Lifting Module Assembly 751-535-025 1
18a 18a 18a 18a Lift Mech. Housing 751-535-024 1
18b 18b 18b 18b Ring-Core Spring 526-001-192 1
18c 18c 18c 18c Lifting Hook & Movable Core Assy 751-535-026 1
18d 18d 18d 18d Lifting Ring 751-535-022 1
18e 18e 18e 18e Lifting Mech. Stop 751-535-023 1
18f 18f 18f 18f Retaining Springs 717-881-003 1
19 19 19 19 Front Bearing 751-000-013 1
20 20 20 20 Wave Washer 717-844-001 1
21 21 21 21 Cable Spacer 751-004-007 1
22 22 22 22 Wire Splice 713-032-000 4
23 23 23 23 Trigger Button 751-148-016 1
24 24 24 24 Trigger Switch Actuator 751-535-038 1
25 25 25 25 Cable Support Assembly 751-535-032 1
26a 26a 26a Weld Cable Asm. -Camlok 720-075-000 1
26b Weld Cable Asm. -Dinse 720-543-000 1
27a Control Cable Asm. - Cannon 4 Wire 721-194-000 1
27b Control Cable Asm. - R & S 3 Wire 721-194-001 1
27c 27c Control Cable Asm. -Hubbell 721-215-000 1
28 28 28 28 Locking Ball 751-000-051 1
29a 29a Trigger Switch Assembly 709-028-100 1
29b 29b Trigger Switch Assembly 709-028-200 1
31 31 31 31 Chuck Adaptor 751-004-029 1
35 35 35 35 10-32 x 1/2 Binding Hd. Screw 524-001-163 1
36 36 36 36 10-32 x 3/8 Oval Hd. Screw 524-001-215 1
37 37 37 37 10-32 x 7/8 Oval Hd. Screw 524-001-216 2
38 38 38 38 8-32 x 1/4 Flat Pt. Soc. Set Screw 524-002-005 1
39 39 39 39 5/16-18 x 3/8 Flat Pt. Soc. Set Screw 524-002-011 2
* 13a is normally part of 13 but can be purchased separately.