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National Stock Number:
5305-01-513-7090
Federal Supply Class:
5305
National Item Identification Number:
015137090
Description:
SCREW,MACHINE
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.
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Manufacturer Information:
| 4397009-054 | 076M6 | BAE SYSTEMS LAND & ARMAMENTS L.P. | | 4397009-054 | 54786 | BAE SYSTEMS LAND & ARMAMENTS L.P. | | 4397009-054 | 6W728 | BAE SYSTEMS SURVIVABILITY SYSTEMS LLC |
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Techincal Specification:
| COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL | | FASTENER LENGTH | 0.500 INCHES NOMINAL | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE II | | LOCKING FEATURE | PATCH OR STRIP | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, MACHINE 82 DEGREE FLAT HEAD CR REC UNC-2A ZINC COATED LOCKING. | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | FF-S-85C MIL SPEC SINGLE MATERIAL RESPONSE | | SCREW MATERIAL | STEEL | | SCREW SURFACE TREATMENT | ZINC | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633, TY1, CL FE\ZN8 ASSN STD SINGLE TREATMENT RESPONSE | | SPECIAL FEATURES | W/O LOCKING DEVICE SEE P/N 4397008. LOCKING ELEMENT IAW IFI 124. MAXIMUM RING GUAGE DIA THAT THE LOCKING FEATURE MUST PASS THRU FREELY OR WITH FINGER PRESSURE SHALL BE NOMINAL SIZE PLUS .010 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.353 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNC |
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