4820-01-238-1249 VALVE,STOP-CHECK Index 5340-01-238-1252 COVER,ACCESS

National Stock Number:
5307-01-238-1251

Federal Supply Class:
5307

National Item Identification Number:
012381251

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.


Manufacturer Information:
FH-440-1246384PENN ENGINEERING & MANUFACTURING CORP
FH-440-12CI46384PENN ENGINEERING & MANUFACTURING CORP
R10246P10616331LOCKHEED MARTIN CORPORATION


Techincal Specification:
HEAD DIAMETER0.161 INCHES MINIMUM AND 0.191 INCHES MAXIMUM
LOCKING FEATURESELF-CLINCHING HEAD
OVERALL LENGTH0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONSAE J405 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-S-763,UNS S43000 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 430
NOMINAL THREAD SIZE0.112 INCHES NUT THREAD
SPECIFICATION/STANDARD DATA16331-R10246 MANUFACTURERS SPECIFICATION CONTROL
STYLE DESIGNATORSELF-LOCKING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-14072,FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A NUT THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
THREAD LENGTH0.680 INCHES MINIMUM AND 0.735 INCHES MAXIMUM NUT THREAD
THREAD QUANTITY PER INCH40 NUT THREAD
THREAD SERIES DESIGNATORUNC NUT THREAD


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