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 assembly
29
Wear ring (glass-reinforced nylon)
30
Seal, 1.00 in ID × 1.375 in OD
31
Bearing (brass)
32
Spacer
33
Piston
34
Retainer
35
Spring, 1
1
/
in long
2
36
Ball,
/
in Dia.
1
2
37
Washer, 0.87 in OD (aluminum)
38
Adapter
39
Roll pin,
/
in dia. ×
3
32
40
Primer rod
41
Adapter
42
Guide washer
43
Screw, 1.00 in
44
Washer, 0.93 in OD (nylon)
45
Seal, 0.50 in ID × 0.950 in OD
46
Valve body
47
Valve seat
48
Plate
49
Elastic stop nut,
/
1
50
Primer body
51
Hex head cap screw
52
Seal
53
Camlock adapter
54
Lockwasher
55
Hex nut (finished)
Not all parts are available separately.
1)
Part of major repair kit 398988-2.
2)
Part of minor repair kit 393622 (for pump tube).
3)
Part of minor repair kit 394077-1 (for lower pump tube packing).
Repair kits
Part
Description
398988-2
Major repair kit
393040-1
Minor repair kit (for body and seal group)
393622
Minor repair kit (for pump tube assembly)
394077-1
Minor repair kit (for lower pump tube packing)
393530-5
Seal (includes five of item number 15)
393530-6
Seal (includes five of item number 17)
/
in long
15
16
in - 28
4
Quantity
7785-A5
2
323439
4
324648
1) 2)
1
–
1
–
4
131402
1) 2)
1
337380
1
–
1) 2)
1
393530-7
1) 2)
1
–
1) 2)
1
–
1)
1
332246
1
323717
1
327705
1
–
1)
1
50666
1) 2)
1
–
1)
1
–
1) 2)
1
333342
1
323747-2
1
323742
1
323741
2
–
1) 2) 3)
1
–
1) 2) 3)
1
323738
1)
1
131398-1
1)
1
323734
1
–
1) 2)
1
333085
4
N/A
1
N/A
1
N/A
4
N/A
4
N/A
20
7785-B5
7785-C5
323439
323439
324648
1) 2)
324648
1) 2)
–
–
–
–
131402
1) 2)
131402
1) 2)
337380
337380
–
1) 2)
–
1) 2)
393530-7
1) 2)
393530-7
–
1) 2)
–
1) 2)
–
1)
–
1)
332246
332246
323717
323717
327705
327705
–
1)
–
1)
50666
1) 2)
50666
1) 2)
–
1)
–
1)
–
–
1) 2)
1) 2)
333342
333342
323747-2
323747-2
323742
323742
323741
323741
–
1) 2) 3)
–
1) 2) 3)
–
1) 2) 3)
–
1) 2) 3)
323738
1)
323738
1)
131398-1
1)
131398-1
323734
323734
–
1) 2)
–
1) 2)
333085
333085
N/A
–
N/A
–
N/A
338838
N/A
–
N/A
–
1) 2)
1)