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		                        | National Stock Number:
 5310-00-275-2955
 
 Federal Supply Class:
 5310
 
 National Item Identification Number:
 002752955
 
 Description:
 NUT,SELF-LOCKING,PLATE
 
 Detail:
 A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.
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 Manufacturer Information:
 
 | 55A921A207-4 | 80539 | SPS TECHNOLOGIES, LLC |  | 55A9291A207-4 | 72962 | HARVARD INDUSTRIES INC | 
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 Techincal Specification:
 
 | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD SERIES | UNJF |  | NOMINAL THREAD SIZE | 0.250 INCHES |  | THREAD QUANTITY PER INCH | 28 |  | THREAD CLASS | 3B |  | SURFACE TREATMENT | CADMIUM NUT |  |  | CADMIUM SHELL |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE NUT |  |  | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE SHELL |  | NUT MOUNTING PROVISION | STRAIGHT HOLES |  | MOUNTING HOLE ARRANGEMENT STYLE | 2 HOLES |  | MOUNTING HOLE DIAMETER | 0.143 INCHES MINIMUM AND |  |  | 0.148 INCHES MAXIMUM |  | DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 0.495 INCHES MINIMUM AND |  |  | 0.505 INCHES MAXIMUM |  | CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH | 0.998 INCHES MINIMUM AND |  |  | 1.002 INCHES MAXIMUM |  | FEATURES PROVIDED | FLOATING NUT |  | THE MANUFACTURERS DATA |  |  | MANUFACTURERS CODE | 80539 |  | DESIGN CONTROL REFERENCE | 55A921A207-4 | 
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