SMB/SB Installation and Maintenance Manual 140-11000 • July 20037-26
Flow Control Division
Limitorque Actuation Systems
Table 7.3 – SMB-0 through SMB-4 and 4T Parts List
Piece Quantity Description
11Clutch Housing
21Housing
31Housing Cover
41Spring Cartridge Cap
51Handwheel
61Limit Switch Compartment Cover
71Handwheel Gear
81Worm Shaft Bearing Cap
91Declutch Link
10 1 Declutch Lever
11 1 Drive Sleeve
12 1 Declutch Fork
16 1 Worm Gear
17 1 Spring Ring
18 1 Motor Clutch Gear Bushing
19 1 Worm Bushing
20 1 Stem Nut
24 1 Declutch Shaft
25 1 Handwheel Shaft
26 1 Seal Retainer Plate
27 1 Split Ring Retainer
28 1 Worm Gear Spacer
29 1 Torque Limit Sleeve
30 1 Locking Nut
31 1 Motor Conduit Nipple
32 1 Clutch Tripper #1 & #2
34 1 Fork Pivot Pin
35 1 Handle
36 1 Handle Rod
37 1 Drum
38 1 Upper Hinge
39 1 Lower Hinge
40 1 Motor Pinion
41 1 Worm Shaft Clutch Gear
42 1 Handwheel Clutch Pinion
43 1 Worm Shaft
44 1 Bearing Cartridge Cap
45 1 Bearing Cartridge Stem
46 1 Clutch Gear Spacer
47 1 Split Ring
48 1 Thrust Washer
49 1 Clutch Roller
50 1 Worm Shaft Clutch
51 1 Cam Tripper Pin
52 1 Clutch Roller Pin
53 1 Worm
54 1 Torsion Spring
55 1 O-Ring Spacer
56 1 Belleville Spring
57 1 Handwheel Pinion Spring
58 1 Fork Return Spring
59 1 Tripper Spring