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National Stock Number:
5307-00-237-8140
Federal Supply Class:
5307
National Item Identification Number:
002378140
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:
| M63540/3-1-4 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MIL-S-63540/3 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | NCS2-040-8 | 07886 | DAR ELECTRONICS INC COMMERCIAL PRODUCTS DIV DBA NATIONAL RADIO CO |
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Techincal Specification:
| DISTANCE ACROSS FLATS | 0.188 INCHES NOMINAL | | HEAD DIAMETER | 0.155 INCHES MINIMUM AND 0.159 INCHES MAXIMUM | | HEAD LENGTH | 0.036 INCHES MINIMUM AND 0.040 INCHES MAXIMUM | | LOCKING FEATURE | SELF-CLINCHING HEAD | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 303 | | NOMINAL THREAD SIZE | 0.086 INCHES NUT THREAD | | OVERALL LENGTH | 0.271 INCHES MINIMUM AND 0.305 INCHES MAXIMUM | | STYLE DESIGNATOR | SELF-LOCKING | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072,E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD LENGTH | 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM NUT THREAD | | THREAD CLASS | 2A NUT THREAD | | THREAD DIRECTION | RIGHT-HAND NUT THREAD | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) NUT THREAD | | THREAD QUANTITY PER INCH | 56 NUT THREAD |
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