41
11
13
14
15
12
17
19
1
16
20
22
18
21
2
3
4
5
6
7
10
8
9
Power Frame Assembly; Connecting Rod, Crosshead & Wiper Box Assembly
SC-65
Item Quantity Description Part Number
1 1 Power Frame (Right-Hand Drive) 7203-0103-50K
1 1 Power Frame (Left-Hand Drive) 7203-0596-00K
2 1 Crankcase Cover 7203-0139-00B
3 8 3/8" NC Hex Head Cap Screw x 5/8" Long 100-038058-273
4 1 Gasket, Crankcase Cover 7203-0140-00B
5 2 3/8" Pipe Plug, Square Head 170-038001-237
6 1 Oil Level Dipstick 7203-0342-00A
7 1 O-Ring #2-110 110-000110-201
8 3 1/4" Pipe Plug, Socket Head 170-014003-405
9 1 3/4" NPTM, Crankcase Breather 7602-3002-10A
10 1 3/4" Pipe Plug, Socket Head, Steel 170-034003-237
SC-65
Item Quantity Description Part Number
11
12
13
14
3
1
2
2
Connecting Rod subassembly, which includes
Wrist Pin Bushing
3/8" NC x 2-1/2" Long, Socket Head Cap Screw
3/8" Reg. Spring Lockwasher
7203-0104-00D
7203-0115-00A
100-038212-454
05454A007
15 3 Crankpin Bearing Pair 7203-0160-00K
16 3 Wrist Pin 7203-0116-00A
17 3 Crosshead 7203-0105-00C
18 3 Wiper Box 7203-0108-00C
19 6 1/2" x 1-1/2" Long, Hex Head Cap Screw 100-012112-273
20 3 Poly Pak Ring 145-114178-999
21 3 Oil Seal 145-114206-999
22 3 O-Ring 001500121
Crankshaft Assembly 1-1/2" Stroke; Right-Hand and Left-Hand Drive; Right-Hand Shown
4
1
5
7
8
2
3
10
9
MA-15M, MA-15H, RO-23
Item Quantity Description Part Number
1
2
1
1
Crankshaft
Drive Key
7207-0021-00C
146-038134-236
3
4
2 Bearing Cone, Tapered Roller
Bearing Cup – Included with item above 203-11223-999
5 6 3/8" NC Hex Head Cap Screw 7/8" Long 100-038078-273
MA-15M, MA-15H, RO-23
Item Quantity Description Part Number
6 1 Shim Set 7207-0006-00A
7 1 *Oil Seal 145-055072-08
8 1 Bearing Retainer 7207-0005-00B
9 1 *Extension Guard 7207-0016-00B
10 1 *O-Ring 110-000230-200
*Note – If crankshaft accessory drive extension is to be used (for example: to drive a packing
lubricator), then omit item 9, Extension Guard, and also increase the quantity of item 7 from one
required to two. Omit item 10, O-Ring.