Service parts
Item
Description
1
Air motor assembly
2
Connector,
/
in NPTF (e)
1
4
3
Air coupler,
/
in NPTF (i)
1
4
4
Cotter pin,
1
/
in diameter × 1 00 in
8
5
Rod and stop, 3
/
in
1
2
6
O-ring, 1
/
in × 2 in (e)
5
8
7
Bushing
8
Back-up washer (brass)
9
Seal, 1
/
in (i) × 2 in (e) (fluoroelastomer)
3
8
10
Body
11
Gasket (aluminum)
12
Jam nut
13
Cylinder, 7
1
/
in
2
14
Washer
15
Plunger
16
Elastic stop nut,
3
/
in - 24
8
17
Stop washer
18
Ball, 1
/
in diameter
1
4
19
Foot valve body
20
Packing set (PTFE) (4 pieces), replaces items 8 and 9
Not all parts are available separately
1)
Refer to 397873 for air motor components
2)
Included in major repair kit 393730
3)
Included in minor repair kit (fluoroelastomer) 393488
4)
Included in conversion kit (PTFE) 393640
Repair kits
Part
Description
393730
Major repair kit
393488
Minor repair kit (fluoroelastomer)
393640
Conversion kit (PTFE)
Part
Quantity
318450-4
1
1)
328034
1
328030
1
172212-16
2) 3) 4)
1
337692-B1
1
X171000-29
2)
1
326320
1
337139
2) 3)
1
172191-1
2) 3)
1
318479-3
1
319436
2) 3) 4)
3
333348
1
321309
1
51917
2)
1
337693
2)
1
51929
2)
1
317419
1
171700-80
1
321269
1
336503
1
4)
15