
Index Part No Description Qty Index Part No Description Qty
18..... JSM4140-18.......Cylinder........................... 1
19..... JSM4140-19.......Front End Plate............... 1
20..... BB-6001ZZ.........Ball Bearing (6001ZZ) ..... 1
21..... JSM4140-21A.....Air Regulator................... 1
22..... JSM4140-22A.....O-Ring (34.65x1.78)........ 1
23..... JSM4140-23A.....Spring ............................ 1
24..... SB-9/64..............Steel Ball (9/64") ............. 1
25..... JSM4140-25.......Anvil Bushing.................. 1
26..... JSM4140-26.......Oil Cap (3/16") ................ 1
27..... JSM4140-27.......Spring Pin (1.5x4)............ 1
28..... JSM4140-28.......Hammer Case................. 1
29..... JSM4140-29.......Gasket ............................ 1
30..... JSM4140-30.......Gasket ............................ 1
31..... JSM4140-31.......Gasket ............................ 1
32..... JSM4140-32.......Washer........................... 1
33..... JSM4140-33.......Hammer Cage................. 1
34..... JSM4140-34.......Hammer.......................... 2
35..... JSM4140-35.......Hammer Pin (5.1x42.2)... 2
36..... JSM4140-36.......Anvil 3/8"......................... 1
37..... JSM3330-44.......O-Ring (3.8x1.9).............. 1
38.....SM-40103...........Retaining Ring.................1
39.....JSM4140-39 .......Gasket.............................1
40.....JSM4140-40 .......Screw..............................2
41.....JSM4140-41 .......O-Ring (15.8x2.4)............3
42.....JSM4340-08 .......Valve Spring....................1
43.....JSM4340-09 .......Valve Stem......................1
44.....JSM4340-24 .......Rubber Spacer ................1
45.....JSM4140-45 .......Spring Pin (2.5x20)..........1
46.....JSM4140-46 .......Screw (M4x75)................4
47.....JSM4140-47 .......Muffler Diffuser................1
48.....JSM4140-48 .......Muffler Material................1
49.....TS-1521011........Set Screw (M4x4)............1
50.....JSM4140-50 .......Spring..............................1
51.....JSM4140-51 .......Pin...................................1
.........RPK-4140A....Repair Kit
1
.........RBK-4140......Rebuild Kit
2
1
Contains Index No.'s 5, 8, 9, 16, 22, 24, 37, 38, 41, 42
2
Contains Index No.'s 29, 30, 31, 35, 36, 39
Specifications for JSM-4140:
Square drive....................................................................................3/8”
Bolt capacity....................................................................................1/2”
Anvil retainer type...........................................................................Ring
Impact mechanism............................................................Twin hammer
Working torque........................................................................250 ft/lbs
Torque settings......................................forward 3 steps/reverse 3 steps
Free speed ............................................................................9000 RPM
Air pressure..................................................................................90 psi
Air consumption at load................................................................4 CFM
Air inlet....................................................................................1/4" NPT
Air hose inside diameter...................................................................3/8”
Number of vanes in motor.................................................................... 6
Vibration value...........................................................................3.9 m/s
2
Noise level....................................................................................83 dB
Overall length .....................................................................................6”
Net weight .................................................................................2.60 lbs
Shipping weight.........................................................................3.10 lbs