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National Stock Number:
5305-00-464-2757
Federal Supply Class:
5305
National Item Identification Number:
004642757
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:
| 10554519 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| FASTENER LENGTH | 0.465 INCHES MINIMUM AND 0.495 INCHES MAXIMUM | | HEAD HEIGHT | 0.286 INCHES MINIMUM AND 0.296 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | SCREW MATERIAL | STEEL COMP 303 OR STEEL COMP 303SE | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 717,FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE | | SPECIAL FEATURES | THD RELIEF GROOVE 0.060 IN. W BY 0.020 IN. MIN TO 0.023 IN. MAX DEEP AND TOP OF HEAD MACHINED TO 0.117 IN. MIN 0.119 IN. MAX DIA BY 0.0395 IN. MIN 0.405 IN. MAX LG | | WIDTH BETWEEN FLATS | 0.187 INCHES NOMINAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 0.405 INCHES MINIMUM AND 0.435 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 32 |
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