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		                        | National Stock Number:
 5310-01-029-3758
 
 Federal Supply Class:
 5310
 
 National Item Identification Number:
 010293758
 
 Description:
 NUT,SELF-LOCKING,SPLINE
 
 Detail:
 A nut having an externally splined sleeve, which holds it in position when forced into a hole of slightly smaller diameter. An integral feature is incorporated for locking.
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 Manufacturer Information:
 
 | S203MR118P003 | 3B150 | RAYTHEON COMPANY |  | S203MR118P003 | 49956 | RAYTHEON COMPANY |  | S203MR118P003 | 54X10 | RAYTHEON COMPANY | 
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 Techincal Specification:
 
 | THREAD SERIES | UNC |  | NOMINAL THREAD SIZE | 0.112 INCHES |  | THREAD QUANTITY PER INCH | 40 |  | THREAD CLASS | 3B |  | THREAD DIRECTION | RIGHT-HAND |  | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-M-20693 COMPOSITION A TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE LOCKING INSERT |  |  | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL EXCEPT INSERT |  | SURFACE TREATMENT | PASSIVATE LOCKING INSERT |  | PILOT DIAMETER | 0.158 INCHES MINIMUM AND |  |  | 0.162 INCHES MAXIMUM |  | PILOT LENGTH | 0.040 INCHES NOMINAL |  | NUT HEIGHT | 0.130 INCHES NOMINAL |  | LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |  | NUT COUNTERBORE DEPTH | 0.037 INCHES MINIMUM AND |  |  | 0.043 INCHES MAXIMUM FIRST END |  | COUNTERBORE DIAMETER | 0.128 INCHES MINIMUM AND |  |  | 0.133 INCHES MAXIMUM FIRST END |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | 
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