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Series ST900 Turbine Starters (Inertia) Parts List
Item Part Description Part Number Item Part Description Part Number
Exhaust Kit ST700K-350 24 Cap Screw (3) R3F-7
1 Directional Housing Exhaust Cover ST700-350 28 Gear Case SS800-37
2 Exhaust Cover Seal Y330-257 29 Drive Gear 37-Teeth SS810-9
* Plug R0H-377 • 30 Front Drive Gear Bearing BU-359
6
Starter Assembly Cap Screw (4) ST700-2574
• 31
Rear Drive Gear Bearing SS800-359
7 Cap Screw Washer (4) SS800-26 32 Gear Case Cover SS810-678
Motor Housing Assembly ST900-A40 • 33 Gear Case Cover O-Ring SS800-244
8 Motor Housing ST900-40 • 34 Drive Gear Shaft Seal SS810-272
10 Housing Plug (2) R2-227 • 35 Drive Housing O-Ring SS800-152
11 Housing Plug Inlet Boss R0H-377 36 Starter Drive
* Nameplate ST900-301 for RH Models 20BM-299-1
* Nameplate Screw (4) R4K-302 for LH Models 20BM-299-3
12 Motor Assembly 37 Drive Gear Key (2) 20BM-610
for All ST950 Right Hand Models ST750L-A53A 38 Drive Housing SS810-300
for All ST950 Left Hand Models ST750R-A53A • 39 Drive Housing Bearing SS660-363-13
for All ST999 Right Hand Models ST799L-A53A 40 Drive Housing Cap Screw (8) SS810-744
12A Cylinder O-Ring Seal (2) ST700-67 • 41 Drive Housing Cap Screw Lock Washer (8) TS223A-415
12B Housing O-Ring Seal (2) Y327-32 42 Inlet Flange Kit (includes Inlet Flange, O-Ring,
ST700-K166
Intermediate Gear Case Assembly ST900-A37 Mounting Bolts and Lock Washers)
13 Intermediate Gear Case ST900-37 Exhaust Flange Kit (includes illustrated parts
ST700-K351
14 Rear Gear Case O-Ring ST700-152 43, 44, 45, 46 and 47)
15 Front Gear Case O-Ring SS800-67 43 Exhaust Flange ST700-351
16 Seal ST700-272 # 44 Weld Sleeve Part ST700-352
17A Carrier / Ring Gear 04324596 45 Cap Screws (6) ST700-703
17B Intermediate Pinion SS800B-17 46 Lockwashers (6) 845-58
17C Bearing SS800-22 47 Exhaust Adapter Seal Y327-46
17D Screw SS800-732 * Flange mounting Hardware Kit (includes
ST750-K167
Idler Gear Frame Assembly ST900-A108 O-Ring, Mounting Bolts and Lock Washers)
18 Idler Gear Frame ST900-108 * Tune-up Kit (for Inertia Drive Models)
ST700I-TK6
19 Idler Gear (3) ST900-10 includes illustrated parts 30, 31, 33, 34, 35, and 39
20 Idler Gear Bearing (6) ST900-24 48 Housing Exhaust Cover ST700-562
21 Idler Gear Bearing Spacer (3) ST900-91 49 Splash De ector ST700-735
22 Idler Gear Shaft (3) ST900-191 50 De ector Return Spring D10-275
23 Gear Frame Bearing T06-24 51 De ector Return Screw ST700-737
* Not Illustrated
# Not listed and not illustrated.
• To keep downtime to a minimum, it is desirable to have on hand certain repair parts. We recommend that you stock one (pair or set) of each
part indicated by a bullet (•) for every four tools in service.