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JET  

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#505302, JAT-302, 1/2-inch Ratchet Wrench – parts list

Index  Part No. 

Description 

Qty 

JAT301-01  Housing 

SM-30102 

Spring pin 3x24L 

SM-30103 

Air inlet 

SM-30104 

Throttle lever 

SM-30105 

Throttle valve 

SM-30107 

O-Ring P4 

SM-30108 

Spring 

SM-30109 

O-Ring P9 

10  SM-30110 

Valve plug 

11  SM-30111 

End plate cap 

13  BB-626ZZ 

Ball bearing 626ZZ 

14  SM-30114 

Rear end plate 

15  SM-30115 

Rotor 

16  SM-30116 

Rotor vane 

17  SM-30117 

Pin 1.5x6 

18  SM-30118 

Cylinder 

19  SM-30119 

Front end plate 

20  BB-608ZZ 

Ball bearing 608ZZ 

21  SM-30121 

Washer 

22  SM-30122 

Ring gear 

23  SM-30123 

Planet gear 

Index  Part No. 

Description 

Qty 

24  30124 

Pin 4x13.8 

25  SM-30125 

Planet gear carrier 

26  SM-30126 

Clamp nut 

27  SM-30127 

Bushing 

28  SM-30128 

Ratchet housing 

29  SM-30129 

Bushing 

30  SM-30130 

Crank shaft 

31  SM-30131 

Drive bushing 

32  SM-30132 

Yoke 

33  SM-30133 

Direction switch 

34  SM-30134 

Spring 

35  SM-30135 

Spring cap 

36  SM-30136 

Washer 

37  SM-30137 

Ratchet pawl 

38  SM-30138A  Ratchet anvil 1/2in. 

39  SM-30139 

Spring 

40  SM-30140 

Pin 4.5x12.7 

41  SM-30141A  Thrust washer 

42  SM-30142 

Retainer ring RTW-31.5 

43  SB-5/32 

Steel ball 5/32in. 

44  JAT301-44  Pin 2x6 

 

JAT302-RPK, Repair Kit, contains  7,8,9,16(4),39(2),41,42,43(2)  

JAT301-RBK, Rebuild Kit, contains  23(3),31,34,35,36,37  

 

 

 

 

 

 

 

Summary of Contents for 505301

Page 1: ...tic Ratchet Wrench 505301 JAT 301 505302 JAT 302 Operation Parts Manual M 505300 Edition 4 08 2019 JET 427 New Sanford Road LaVergne TN 37086 Ph 800 274 6848 www jettools com Copyright 2015 JET JAT 301 shown ...

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 Service Center Locator on the JET website More Information JET is constantly adding new products For complete up to date product information check with your local distributor or visit the JET website How S...

Page 3: ...p against the work surface 11 Do not operate air tool without its guards in place Do not modify the tool 12 Do not operate this tool while tired or under the influence of drugs alcohol or any medication 13 Adopt a comfortable posture with proper balance and maintain secure footing at all times Non slip footwear or anti skid floor strips are recommended 14 Do not wear loose clothing or jewelry Conf...

Page 4: ...h do not use until proper training and knowledge have been obtained 35 Use only sockets in good condition 36 Never hold socket drive or drive extension with your hand during operation 37 Make sure workpiece is secure and will not shift while operating impact wrench Do not hold workpieces with your hand 38 Make sure fastener can withstand rated torque of ratchet wrench Familiarize yourself with the...

Page 5: ...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 common sense As with any tool operation safety of operator and bystanders should be first priority If there are questions or comments please contact your local supplier or JET JET can also be reached at our w...

Page 6: ...tion value 4 5 m s2 2 6 m s2 Noise level 1 108 dB A 87 dB A Rotation direction forward and reverse forward and reverse Grip Inline Inline Overall Length 10 1 2 in 266 7 mm 10 1 2 in 266 7 mm Housing material Aluminum Aluminum Net weight 2 60 lb 1 18 kg 2 63 lb 1 19 kg Shipping weight 2 79 lb 1 27 kg 2 84 lb 1 29 kg 1 The specified values are emission levels and are not necessarily to be seen as sa...

Page 7: ...reverse rotation 2 Place socket over nut and grip tool firmly with both hands 3 Gently squeeze throttle lever Pressure against throttle lever determines speed of ratchet wrench Important If tool cannot loosen nut DO NOT raise air pressure above 90 psi Use other methods or tools to loosen nut 4 Release throttle lever to stop ratchet wrench To tighten nut or bolt 1 Install nut as far as possible by ...

Page 8: ...eased accordingly to compensate for extra long air hoses usually over 25 feet Inside diameter of hose should be minimum 3 8 inch General Air Tool Information If the air tool is not performing according to specifications the following are among the most common causes See also Troubleshooting section Contaminated air such as a dirty air system or water in the system Using wrong size tool for the job...

Page 9: ... such as SAE 10 Many JET air tools have integral oil reservoirs which should be kept filled when in line oilers are not used If greasing is required use a grease that is highly water resistant for front case components on air impact wrenches grinders and sanders Recycling Protect the environment Your tool contains materials which can be recovered or recycled When its useful life has expired please...

Page 10: ...tic 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 hose Air supply must be clean and dry Clean out air hose s and remove any kinks or bends Improper size of air transmission lines hoses fittings or couplings Use appropriate sized air lines hoses Verify ...

Page 11: ...ollowing 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 when you call so that we may serve you quickly and accurately ...

Page 12: ...12 JAT 301 302 Ratchet Wrenches 505301 JAT 301 3 8 inch Ratchet Wrench exploded view ...

Page 13: ...M 30121 Washer 1 22 SM 30122 Ring gear 1 23 SM 30123 Planet gear 3 Index Part No Description Qty 24 30124 Pin 4x13 8 3 25 SM 30125 Planet gear carrier 1 26 SM 30126 Clamp nut 1 27 SM 30127 Bushing 1 28 SM 30128 Ratchet housing 1 29 SM 30129 Bushing 1 30 SM 30130 Crank shaft 1 31 SM 30131 Drive bushing 1 32 SM 30132 Yoke 1 33 SM 30133 Direction switch 1 34 SM 30134 Spring 1 35 SM 30135 Spring cap 1...

Page 14: ...14 JAT 301 302 Ratchet Wrenches 505302 JAT 302 1 2 inch Ratchet Wrench exploded view ...

Page 15: ... 30121 Washer 1 22 SM 30122 Ring gear 1 23 SM 30123 Planet gear 3 Index Part No Description Qty 24 30124 Pin 4x13 8 3 25 SM 30125 Planet gear carrier 1 26 SM 30126 Clamp nut 1 27 SM 30127 Bushing 1 28 SM 30128 Ratchet housing 1 29 SM 30129 Bushing 1 30 SM 30130 Crank shaft 1 31 SM 30131 Drive bushing 1 32 SM 30132 Yoke 1 33 SM 30133 Direction switch 1 34 SM 30134 Spring 1 35 SM 30135 Spring cap 1 ...

Page 16: ...16 JAT 301 302 Ratchet Wrenches 427 New Sanford Road LaVergne Tennessee 37086 Phone 800 274 6848 www jettools com ...

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