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National Stock Number:
5307-01-366-6628
Federal Supply Class:
5307
National Item Identification Number:
013666628
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:
| 5189392-006 | 53711 | NAVAL SEA SYSTEMS COMMAND | | FHS-0420 | 46384 | PENN ENGINEERING & MANUFACTURING CORP |
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Techincal Specification:
| MATERIAL | STEEL CORROSION RESISTING | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR | | QQ-S-766 FED SPEC 2ND MATERIAL RESPONSE | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | STYLE DESIGNATOR | SELF-LOCKING | | HEAD DIAMETER | 0.312 INCHES MINIMUM AND | | 0.344 INCHES MAXIMUM | | HEAD LENGTH | 0.125 INCHES MINIMUM AND | | 0.135 INCHES MAXIMUM | | OVERALL LENGTH | 0.734 INCHES MINIMUM AND | | 0.766 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNC STUD THREAD | | NOMINAL THREAD SIZE | 0.250 INCHES | | THREAD CLASS | 2A | | THREAD QUANTITY PER INCH | 20 | | THREAD DIRECTION | RIGHT-HAND STUD THREAD | | THREAD LENGTH | 0.525 INCHES MINIMUM AND | | 0.625 INCHES MAXIMUM STUD THREAD | | LOCKING FEATURE | SELF-CLINCHING HEAD |
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