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National Stock Number:
5305-00-292-5768
Federal Supply Class:
5305
National Item Identification Number:
002925768
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:
| 0406-225 | 56232 | LOCKHEED MARTIN CORPORATION | | 108206-106 | 37695 | RAYTHEON COMPANY | | 8599249-195 | 09691 | L3HARRIS MAS INC | | 8599245-195 | 24617 | GENERAL MOTORS CORP | | 213800S6-7 | 88818 | KEARFOTT CORPORATION | | 8599245-195 | 99974 | DELCO ELECTRONICS CORP DELCO SYSTEMS OPNS | | 8599249-195 | 24617 | GENERAL MOTORS CORP |
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Techincal Specification:
| DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY THREAD CLASS | | FASTENER LENGTH | 0.438 INCHES NOMINAL | | HEAD HEIGHT | 0.086 INCHES MINIMUM AND 0.096 INCHES MAXIMUM | | HEAD DIAMETER | 0.208 INCHES MINIMUM AND 0.226 INCHES MAXIMUM | | HEAD STYLE | FILLISTER | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 4S STYLE | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE | | SCREW SURFACE TREATMENT | PASSIVATE | | SCREW MATERIAL | STEEL CORROSION RESISTING | | THREAD LENGTH | 0.376 INCHES MINIMUM AND 0.438 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNC | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND |
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