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National Stock Number: 5305-00-809-0730
Federal Supply Class: 5305
National Item Identification Number: 008090730
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:
51B334-12 | 06725 | SPS TECHNOLOGIES, LLC | 51B334-12 | 0JRC1 | NORTHROP GRUMMAN TECHNICAL SERVICES, INC. | 51B334-12 | 27624 | SPS TECHNOLOGIES LLC | 51B334-12 | 73197 | HI-SHEAR CORPORATION | 51B334-12 | 76823 | NORTHROP GRUMMAN SYSTEMS CORPORATION | 51B334-12 | 80539 | SPS TECHNOLOGIES, LLC | 51B334-12 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | 51B334-12 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
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Techincal Specification:
COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL | FASTENER LENGTH | 1.066 INCHES NOMINAL | HEAD DIAMETER | 0.507 INCHES NOMINAL | HEAD STYLE | FLAT COUNTERSUNK | INTERNAL DRIVE STYLE | TORQUE | NOMINAL THREAD DIAMETER | 0.250 INCHES | SCREW MATERIAL | STEEL | SCREW SURFACE TREATMENT | CADMIUM | THREAD CLASS | 3A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.316 INCHES MINIMUM | THREAD SERIES DESIGNATOR | UNF | THREAD QUANTITY PER INCH | 28 |
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