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		                        | National Stock Number:
 5307-01-609-3636
 
 Federal Supply Class:
 5307
 
 National Item Identification Number:
 016093636
 
 Description:
 STUD,SELF-LOCKING
 
 Detail:
 A headed fastener threaded externally on a portion or on the full length of the shank. The head has projections on the underside or periphery, or is otherwise designed to be mechanically pressed and embedded in a metallic panel, or the like. It is securely locked in position by the displaced metal. For items that require locking rings, see BOLT, SELF-LOCKING and STUD, LOCKED IN. Excludes INSERT, SCREW THREAD.
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 Manufacturer Information:
 
 | FHA-0420-16 | 0PDR0 | HI-TECH FASTENERS, INC. | 
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 Techincal Specification:
 
 | MATERIAL | ALUMINUM |  | STYLE DESIGNATOR | SELF-LOCKING |  | HEAD DIAMETER | 0.312 INCHES NOMINAL |  | HEAD HEIGHT | 0.135 INCHES NOMINAL |  | HEAD LENGTH | 0.337 INCHES NOMINAL |  | OVERALL LENGTH | 1.000 INCHES NOMINAL |  | THREAD SERIES DESIGNATOR | UNC STUD THREAD |  | NOMINAL THREAD SIZE | 0.250 INCHES STUD THREAD |  | THREAD CLASS | 3A STUD THREAD |  | THREAD QUANTITY PER INCH | 20 STUD THREAD |  | THREAD LENGTH | 0.250 INCHES NOMINAL STUD THREAD |  | LOCKING FEATURE | SELF-CLINCHING HEAD |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | STUD,PRESS-IN | 
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