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National Stock Number:
5305-01-167-4347
Federal Supply Class:
5305
National Item Identification Number:
011674347
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:
| 5428533 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 5428533 | A9271 | GORIZIANE GROUP SPA |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.562 INCHES | | THREAD QUANTITY PER INCH | 12 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.421 INCHES NOMINAL | | FASTENER LENGTH | 1.875 INCHES NOMINAL | | MATERIAL | PLASTIC LOCKING FEATURE | | STEEL COMP 4130 OR | | STEEL COMP 4140 FASTENER | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A322 ASSN STD 1ST MATERIAL RESPONSE OR | | ASTM A331 ASSN STD 2ND MATERIAL RESPONSE FASTENER | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE FASTENER | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE FASTENER | | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND | | 35.0 ROCKWELL C MAXIMUM OVERALL | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.993 INCHES MINIMUM AND | | 1.063 INCHES MAXIMUM | | COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND | | 82.0 DEGREES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.312 INCHES NOMINAL | | LOCKING FEATURE | PATCH OR | | PELLET OR | | STRIP THREADS |
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