6240-01-437-9439 LAMP,INCANDESCENT Index 5998-01-437-9441 PRINTED WIRING BOARD

National Stock Number:
5307-01-437-9440

Federal Supply Class:
5307

National Item Identification Number:
014379440

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:
860336-12306481NORTHROP GRUMMAN SYSTEMS CORPORATION
860336-12313973LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION


Techincal Specification:
DISTANCE ACROSS FLATS0.250 INCHES NOMINAL
HEAD DIAMETER0.197 INCHES MINIMUM AND 0.201 INCHES MAXIMUM
HEAD LENGTH0.141 INCHES MINIMUM AND 0.231 INCHES MAXIMUM
LOCKING FEATURESELF-CLINCHING HEAD
OVERALL LENGTH0.841 INCHES MINIMUM AND 0.881 INCHES MAXIMUM
MATERIALSTEEL COMP 303
NOMINAL THREAD SIZE0.138 INCHES LOCATION NOT OTHERWISE SPECIFIED
STYLE DESIGNATORSELF-LOCKING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-14072, FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A LOCATION NOT OTHERWISE SPECIFIED
THREAD DIRECTIONRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
THREAD LENGTH0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
THREAD QUANTITY PER INCH32 LOCATION NOT OTHERWISE SPECIFIED


Click here to Register for Free 30-day Trial

© 2026 NSN-Now. All rights reserved.    Privacy Policy  |  Contact Us