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National Stock Number:
5305-00-013-0521
Federal Supply Class:
5305
National Item Identification Number:
000130521
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:
| 790-011-003 | 97871 | RAYTHEON COMPANY | | A320A357-0215 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | FFS92 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| HEAD HEIGHT | 0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM | | HEAD STYLE | PAN NO. 2 | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | NOMINAL THREAD DIAMETER | 0.086 INCHES | | NONDEFINITIVE SPEC/STD DATA | 3 TYPE AND 9C STYLE | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR ASTM A582 ASSN STD 2ND MATERIAL RESPONSE | | SCREW MATERIAL | STEEL COMP 410 OR STEEL COMP 416 | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE | | SCREW SURFACE TREATMENT | OXIDE | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.250 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 56 | | THREAD SERIES DESIGNATOR | UNC | | HEAD DIAMETER | 0.155 INCHES MINIMUM AND 0.167 INCHES MAXIMUM | | FASTENER LENGTH | 0.250 INCHES NOMINAL | | DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY MATERIAL,AS MODIFIED BY SURFACE TREATMENT |
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