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National Stock Number:
5307-01-319-7363
Federal Supply Class:
5307
National Item Identification Number:
013197363
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:
| M63540/2 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | M6354012-12E10 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM | | HEAD DIAMETER | 0.305 INCHES MINIMUM AND 0.335 INCHES MAXIMUM | | HEAD LENGTH | 0.073 INCHES MINIMUM AND 0.083 INCHES MAXIMUM | | LOCKING FEATURE | SELF-CLINCHING HEAD | | OVERALL LENGTH | 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4130 | | NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD | | STYLE DESIGNATOR | FLUSH HEAD | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | THREAD CLASS | 2A NUT THREAD | | THREAD DIRECTION | RIGHT-HAND NUT THREAD | | THREAD LENGTH | 0.540 INCHES MINIMUM AND 0.595 INCHES MAXIMUM NUT THREAD | | THREAD QUANTITY PER INCH | 20 NUT THREAD | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) NUT THREAD |
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