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National Stock Number:
5305-01-242-1779
Federal Supply Class:
5305
National Item Identification Number:
012421779
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:
| 7681585 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| FASTENER LENGTH | 0.313 INCHES NOMINAL | | HEAD HEIGHT | 0.156 INCHES NOMINAL | | HEAD DIAMETER | 0.438 INCHES NOMINAL | | HEAD STYLE | PAN NO. 2 | | HEAD SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE | | HEAD SURFACE TREATMENT | PRIMER | | INTERNAL DRIVE STYLE | SLOT | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A582 ASSN STD 2ND MATERIAL RESPONSE OR QQ-S-763 FED SPEC 3RD MATERIAL RESPONSE | | SCREW MATERIAL | STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 304 | | SPECIAL FEATURES | FINISH COLOR OLIVE DRAB NO. 24087 OF FED-STD-595,TOP COAT | | THREAD CLASS | 2A | | THREAD DIRECTION | LEFT-HAND | | THREAD LENGTH | 0.263 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 36 | | THREAD SERIES DESIGNATOR | UNF |
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