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JET  

17 

 

#505313, JAT-313, 1/2-inch Ratchet Wrench – parts list

Index Part No. 

Description 

Qty 

1 JAT312-01 Motor 

housing 

2 JAT312-02 Rubber 

grip 

3 JAT312-03 Exhaust 

deflector 

4 JAT312-04 Throttle 

lever 

5 JAT312-05 Air 

inlet 

JAT312-06 

Throttle valve stem 

JAT312-07 

Air regulator valve 

JAT312-08 

O-Ring S-14 (13.5x1.5) NBR 

JAT312-09 

O-Ring S-29 (2x28.5) NBR 

10  JAT312-10 

O-Ring P10 (9.8x1.9) 

11  JAT312-11 

Spring pin ø3x22 1015 

12  JAT312-12 

Air regulator dial 

13  JAT312-13 

O-Ring P8 (7.8x1.9) NBR 

14 JAT312-14  Spring 

15  JAT312-15 

O-Ring P5 (4.8x1.9) NBR 

16 JAT312-16  O-Ring 

NBR 

ø4x1 

23

 

BB-627ZZ

 

Ball bearing 627ZZ 

24  BB-626ZZ 

Ball bearing 626ZZ 

25  JAT312-25 

Spring pin ø2x18 1015 

26 JAT312-26  Rear 

end 

plate 

27 JAT312-27  Cylinder 

28 JAT312-28  Front 

end 

plate 

29 JAT312-29  Rotor 

30 JAT312-30  Rotor 

vane 

31  JAT312-31 

O-Ring S-10 (9.5x1.5) NBR 

32 JAT312-32  Washer 

33 JAT312-33  Pinion 

gear 

Index Part No. 

Description 

Qty

34 JAT312-34  Ring 

gear 

35 JAT312-35  Washer 

36 JAT312-36  Coupling 

nut 

38 JAT312-38  Crank 

shaft 

39 JAT312-39  Drive 

bushing 

40 JAT312-40  Ratchet 

yoke 

41  JAT312-41 

Ratchet housing cover 

42 JAT312-42  Direction 

switch 

43 JAT312-43  Thrust 

washer 

44  JAT312-44 

Pin ø4x19.8L SUJ2 

45  JAT313-45 

Ratchet anvil assembly 1/2in. 

46  JAT312-46 

Spring pin ø2.5x12 

47  JAT312-47 

Air inlet connector 

48 JAT312-48  Ratchet 

spring 

49 JAT312-49  Ratchet 

lock 

pin 

50 JAT312-50  Ratchet 

pawl 

51 JAT312-51  Wave 

washer 

52 JAT312-52  Thrust 

washer 

53 JAT312-53  Retaining 

ring 

IR-26 

54 JAT312-54  Ratchet 

housing 

assembly 

55  BB-6901ZZ  Ball bearing 6901ZZ 

56 JAT312-56  Bushing 

57 JAT312-57  Spacer 

58  R8ZZ 

Ball bearing R8 ZZ 

59 JAT312-59  Planet 

gear 

60 JAT312-60  Planet 

gear 

carrier 

JAT312-RPK, Repair Kit, contains  8(3),9,10,13,14,15,16,30(4),31,52,53   

JAT312-RBK, Rebuild Kit, contains  26,28,39,43,48(2),49(2),50(2),59   

 

 

 

 

 

 

 

Summary of Contents for JAT-310

Page 1: ...ic Ratchet Wrench 505310 JAT 310 505312 JAT 312 505313 JAT 313 Operation Parts Manual M 505310 Edition 2 06 2015 JET 427 New Sanford Road LaVergne TN 37086 Ph 800 274 6848 www jettools com Copyright 2...

Page 2: ...with any additional action needed JET has Authorized Service Centers located throughout the United States For the name of an Authorized Service Center in your area call 1 800 274 6846 or use the Serv...

Page 3: ...romium from chemically treated lumber Your risk of exposure varies depending on how often you do this type of work To reduce your exposure to these chemicals work in a well ventilated area and work wi...

Page 4: ...roper caution 30 Use only recommended accessories improper accessories may be hazardous 31 Maintain tools with care Keep air tool clean and oiled for best and safest performance 32 Do not use combusti...

Page 5: ...et forth in this document The instructions and warnings in this manual may not encompass all possible workplace environments The operator is expected to take appropriate precautions and exercise commo...

Page 6: ...bration value 1 8 m s2 4 6 m s2 9 1 m s2 Noise level 1 102 dB A 110 dB A 110 dB A Power setting variable forward and reverse variable forward and reverse variable forward and reverse Grip Inline Inlin...

Page 7: ...r clockwise raises speed High range 5 Turn direction switch to forward F or reverse R rotation Make sure nut or bolt can withstand rated torque of ratchet wrench To loosen nut or bolt 1 Select reverse...

Page 8: ...se size refer to tool specifications The hose should be just long enough to serve the working area Excessive hose length will cause pressure drop 2 Make sure air compressor supplies clean dry air at c...

Page 9: ...mpressor for the main distribution line Use moisture traps and in line oilers on each downline that is to be used for air tools See Figure 2 Place oiler as close to air tool as possible for best lubri...

Page 10: ...rratic action Low air pressure Verify compressor has proper CFM rating for tool Check compressor regulator setting set air pressure to 90 psi Check for loose connections Moisture or obstruction in air...

Page 11: ...llowing pages To order parts or reach our service department call 1 800 274 6848 Monday through Friday 8 00 a m to 5 00 p m CST Please have the stock number and serial number of your tool available wh...

Page 12: ...chet Wrenches 505310 JAT 310 1 4 inch Ratchet Wrench exploded view 03 04 50 19 20 21 32 33 34 30 17 16 15 48 29 28 27 26 23 25 22 29 42 46 45 47 38 37 36 44 35 49 10 13 11 12 14 05 09 08 07 18 41 43 0...

Page 13: ...lanet gear carrier 1 24 JAT310 24 Air inlet connector 1 25 JAT310 25 Planet gear 3 Index Part No Description Qty 26 JAT310 26 Coupling nut 1 27 PB150 058 Ball bearing HK1212 1 28 JAT310 28 Bushing 1 2...

Page 14: ...renches 505312 JAT 312 3 8 inch Ratchet Wrench exploded view 41 40 39 38 54 55 56 55 57 58 34 36 24 26 23 33 10 03 09 02 01 11 04 42 43 44 50 52 53 30 12 13 14 15 16 08 25 06 07 51 29 25 25 27 28 35 4...

Page 15: ...JAT312 31 O Ring S 10 9 5x1 5 NBR 1 32 JAT312 32 Washer 1 33 JAT312 33 Pinion gear 1 Index Part No Description Qty 34 JAT312 34 Ring gear 1 35 JAT312 35 Washer 1 36 JAT312 36 Coupling nut 1 38 JAT312...

Page 16: ...renches 505313 JAT 313 1 2 inch Ratchet Wrench exploded view 41 40 39 38 54 55 56 55 57 58 34 36 24 26 23 33 10 03 09 02 01 11 04 42 43 44 50 52 53 30 12 13 14 15 16 08 25 06 07 51 29 25 25 27 28 35 4...

Page 17: ...JAT312 31 O Ring S 10 9 5x1 5 NBR 1 32 JAT312 32 Washer 1 33 JAT312 33 Pinion gear 1 Index Part No Description Qty 34 JAT312 34 Ring gear 1 35 JAT312 35 Washer 1 36 JAT312 36 Coupling nut 1 38 JAT312...

Page 18: ...18 JAT 310 312 313 Ratchet Wrenches This page intentionally left blank...

Page 19: ...JET 19 This page intentionally left blank...

Page 20: ...20 JAT 310 312 313 Ratchet Wrenches 427 New Sanford Road LaVergne Tennessee 37086 Phone 800 274 6848 www jettools com...

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