Service parts
Item
Description
23
Coupling
24
Spring clip
25
Pump tube rod
26
Pump tube
27
Gasket, 1.68 in OD (aluminum)
28
Barrel
29
Wear ring (glass-reinforced nylon)
30
Seal, 0.925 in ID × 1.300 in OD
31
Back-up ring
32
Bearing (brass)
33
Spacer
34
Piston
35
Retainer
36
Spring, 1
1
/
in long straight
2
37
Ball,
/
in diameter
3
8
38
Gasket, 0.64 in OD (aluminum)
39
Adapter
40
Roll pin,
/
in diameter ×
3
32
41
Primer rod,
21
/
in dia. × 7
32
42
Adapter
43
Guide washer
44
Seal, 0.625 inID × 0.990 in OD
45
Valve body
46
Valve seat
47
Plate
48
Elastic stop nut,
1
/
in - 28
4
49
Primer body
Not all parts are available separately.
1)
Refer to manual 397871 for air motor components.
2)
Part of major repair kit 394747-1
3)
Part of minor repair kit 393040-1 (body and seal group)
4)
Part of minor repair kit 393623 (pump tube assembly)
5)
Part of minor repair kit 394078 (lower pump tube packing)
Repair kits
Part
Description
394747-1
Major repair kit
393040-1
Minor repair kit (body and seal group)
393623
Minor repair kit (pump tube assembly)
394078
Minor repair kit (lower pump tube packing)
393530-5
Seal kit (includes five of item number 16)
393530-6
Seal kit (includes five of item number 18)
393530-13
Seal kit (includes five of item number 44)
393530-14
Seal kit (includes five of item number 30)
Quantity Part
2
4
1
1
4
1
1
1
1
1
1
1
1
1
1
1
1
/
in long
1
11
16
3
/
in
1
16
1
1
1
1
1
1
1
1
323439
324648
2)
–
333257-1
131402
2) 4) 5)
337461
–
2) 4)
–
2) 4)
337464
2) 4)
–
2) 4)
–
2)
337466
319763
327704
–
2)
46584
2) 4)
–
2)
–
2) 4)
333343
323747-1
326852
–
2) 4) 5)
–
2) 5)
131398-1
2)
323734
–
2) 4)
333085
20