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		                        | National Stock Number:
 2520-00-712-1270
 
 Federal Supply Class:
 2520
 
 National Item Identification Number:
 007121270
 
 Description:
 SPIDER,DIFFERENTIAL
 
 Detail:
 A SPIDER WITH FOUR RADIATING ARMS, DESIGNED TO FORM A CONNECTION BETWEEN TWO SHAFTS, WHICH ALLOWS ONE SHAFT TO ROTATE WHILE THE OTHER IS STOPPED OR ROTATES AT A DIFFERENT SPEED OR DIRECTION.
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 Manufacturer Information:
 
 | 101243 | 77237 | DANA OFF HIGHWAY PRODUCTS, LLC |  | 117022 | 77237 | DANA OFF HIGHWAY PRODUCTS, LLC |  | 4-115-90 | 78880 | FLXIBLE CO THE | 
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 Techincal Specification:
 
 | ARM DIAMETER | 0.999 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |  | ARM LENGTH | 2.359 INCHES MINIMUM AND 2.385 INCHES MAXIMUM |  | HUB BORE DIAMETER | 1.625 INCHES NOMINAL |  | HUB THICKNESS | 1.219 INCHES MINIMUM AND 1.281 INCHES MAXIMUM |  | HUB OUTSIDE DIAMETER | 2.625 INCHES NOMINAL |  | LENGTH ACROSS ARMS | 7.500 INCHES MINIMUM AND 7.520 INCHES MAXIMUM |  | MATERIAL | STEEL |  | SPECIAL FEATURES | ARM LUBRICANT METHOD PASSAGE:FLATS;LUBRICATION MODE:IN LUBRICANT;FSC APPLICATION DATA:DIFFERENTIAL ASSY,SCOOP TYPE LOADER;ROCKWELL C SCALE 58 TO 63 HARDNESS | 
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