JSM-4140
3/8" Professional Impact Wrench
Stock No. JSM-4140
Index Part No Description Qty Index Part No Description Qty
1 ....... JSM4140-01 ..... Motor Housing .................. 1
2 ....... JSM4140-02 ..... Spring Pin (2x20) .............. 1
3 ....... JSM4140-03 ..... Air Inlet ............................. 1
4 ....... JSM4140-04 ..... Trigger .............................. 1
5 ....... JSM4140-05 ..... O-Ring (4x1) ..................... 1
6 ....... JSM4140-06 ..... Reverse Valve .................. 1
7 ....... JSM4140-07 ..... Exhaust Diffuser ............... 1
8 ....... JSM4140-08 ..... O-R ing (6.4 5 x0.86) ........... 3
9 ....... JSM3330-09 ..... O-R ing (11 .4 x1.25) ........... 2
10 ..... JSM4140-10 ..... R everse Stem ................... 1
11 ..... JSM4140-11 ..... Bu tton ............................... 2
12 ..... JSM4140-12 ..... Screw (M3x8) ................... 2
WALTER MEIER (Manufacturing), Inc.
427 New Sanford Road
LaVergne, Tennesse 37086 Part No. M-JSM-4140
Ph.: 800-274-6848 Revision B 11/2012
www.waltermeier.com Copyright © 2012 Walter Meier (Manufacturing), Inc.
13 ..... BB-6900ZZ ....... Ball Bearing (6900ZZ) ....... 1
14 ..... JSM4140-14 ..... Fixed Ring......................... 1
15 ..... JSM4140-15 ..... Rotor ................................. 1
16 ..... JSM4140-16 ..... Rotor Blade ....................... 6
17 ..... JSM4140-17 ..... Spring Pin (2.5x5) ............. 1
Parts List conti nued on bac k
To order par ts , c all our s er vice depart m ent at 80 0-274-6 84 8
Monday through Friday (see our website for business hours).
Having th e Mod el Numb er and Serial Nu m b er wil l all ow us t o
serve you quickly and acc u r ately.
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 .......Gas ket............................. 1
40 ..... JSM4140-40 .......Screw .............................. 2
41 ..... JSM4140-41 .......O-Rin g (1 5 .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 .......Spr ing.............................. 1
51 ..... JSM4140-51 .......Pin ................................... 1
......... RPK-4140A ....Repair Kit
......... RBK-4140 ......Rebuild Kit
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
Specificati on s for JS M - 4140:
Square drive .................................................................................... 3/8”
Bolt capacity .................................................................................... 1/2”
Anvil retainer type ........................................................................... Ring
Impact mechanism ............................................................ Twin hammer
Working torque ........................................................................ 250 f t/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
Vibratio n va lu e ...........................................................................3.9 m/s
Noise level .................................................................................... 83 dB
Overall length ..................................................................................... 6”
Net weight ................................................................................. 2.60 lbs
Shipping weight ......................................................................... 3.10 lbs
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