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National Stock Number:
5305-01-374-9813
Federal Supply Class:
5305
National Item Identification Number:
013749813
Description:
SCREW,CAP,SOCKET HEAD
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
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Manufacturer Information:
| 12387270-105 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | THREAD QUANTITY PER INCH | 16 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.813 INCHES MAXIMUM | | FASTENER LENGTH | 2.460 INCHES MINIMUM AND | | 2.500 INCHES MAXIMUM | | MATERIAL | STEEL UNS K03104 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A574 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ZINC AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633 TY 2 ASSN STD ALL TREATMENT RESPONSES OVERALL | | COLOR | BRONZE OR | | OLIVE DRAB OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | HEAD STYLE | FLAT CHAMFER | | HEAD DIAMETER | 0.5500 INCHES MINIMUM AND | | 0.5625 INCHES MAXIMUM | | HEAD HEIGHT | 0.368 INCHES MINIMUM AND | | 0.375 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.3125 INCHES MINIMUM AND | | 0.3160 INCHES MAXIMUM | | SPECIAL FEATURES | SURFACE TREATMENT 0.0003 IN. THICK,CHROMATE TREATMENT: BRONZE OR OLIVE DRAB |
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