JET
17
#505122, JAT-122, 1/2-inch Impact Wrench – parts list
Index Part
No.
Description
Qty
1 JAT121-01 Motor
housing
1
2 JAT121-02 Reverse
valve
1
3
JAT120-03
O-Ring S16 NBR ø15.5x1.5
1
4 JAT120-04
O-Ring AS016 NBR
ø15.6x1.78
1
5
JAT121-05
Throttle valve seat
1
6
JAT120-06
O-Ring 1019 NBR ø15.6x1.78 1
7 JAT121-07 Throttle
valve
assembly
1
8 JAT121-08 Spring
1
9 JAT121-09 Air
inlet
1
10
JAT120-10
O-Ring P20 NBR ø19.8x2.4
2
11
JAT120-11
O-Ring P22 NBR ø21.8x2.4
1
12 JAT121-12 Exhaust
deflector
1
13
JAT120-13
Spring pin ø3.5x28L
1
14
JAT120-14
Spring pin ø2x20
1
15 JAT121-15 Trigger
assembly
1
20
JAT121-20
O-Ring S38 NBR ø37.5x2
1
21 JAT120-21 Pin
12L14
1
22 JAT121-22 Spring
1
23
JAT120-23
Spring pin ø2x6L
1
24
JAT121-24
O-Ring S46 NBR ø45.5x2
1
26
BB-R6
Ball bearing EE3 (R6)
1
Index Part No.
Description
Qty
27 JAT121-27 Cylinder
assembly
1
28 JAT121-28 Rotor
1
29 JAT121-29 Rotor
vane
7
30
JAT121-30
Spring pin ø2.5x10
1
31 JAT121-31 Front
end
plate
1
32
JAT121-32
Ball bearing EE4 CM/5K(R8)
1
33 JAT121-33 Washer
1
34 JAT121-34 Gasket
1
36 JAT121-36 Hammer
cage
1
37 JAT121-37 Hammer
2
38 JAT121-38 Hammer
pin
2
41 JAT121-41 Hammer
case
assembly
1
42 JAT121-42 Reverse
knob
1
43
SB-1/8
Steel ball 1/8in.
1
44
JAT121-44
Steel ball spring
1
45 JAT121-45 Damping
material
1
46
JAT121-46
Screw #10-24x92 SCM435
4
47
JAT121-47
O-Ring P7 NBR ø6.8x1.9
1
48 JAT121-48 Socket
retainer
1
54
JAT122-54
Extended anvil 1/2in.
1
58 JAT121-58 Reverse
valve
1
JAT121-RPK, Repair Kit, contains 3,4,6,8,10(2),11,20,22,24,29(7),34,43,44,45,47,48
JAT122-RBK, Rebuild Kit, contains 27,30,31,38(2),54
