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National Stock Number:
5305-00-468-9565
Federal Supply Class:
5305
National Item Identification Number:
004689565
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:
| 5305-99-603 | 99995 | NATO STOCK NUMBER ASSIGNED BY ANOTHER NATION | | A281230 | K0289 | BRITISH AEROSPACE MILITARY AIRCRAFT & AEROSTRUCTURES | | A281230 | U9143 | BAE SYSTEMS (OPERATIONS) LIMITED |
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Techincal Specification:
| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL | | FASTENER LENGTH | 0.860 INCHES MINIMUM AND 0.870 INCHES MAXIMUM | | HEAD DIAMETER | 0.295 INCHES MINIMUM AND 0.305 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | INTERNAL DRIVE STYLE | HIGH-TORQUE | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | NAS 623 ASSN STD SINGLE MATERIAL RESPONSE | | SCREW MATERIAL | TITANIUM ALLOY | | SCREW SURFACE TREATMENT | CADMIUM | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 2A167 FSCM K0W89 MFR REF SINGLE TREATMENT RESPONSE | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.290 INCHES MINIMUM AND 0.300 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNF |
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