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National Stock Number:
5305-01-408-8469
Federal Supply Class:
5305
National Item Identification Number:
014088469
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:
| 994-5002-2 | 81579 | MASON ELECTRIC CO. |
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Techincal Specification:
| COLOR | BLACK | | EXTENDED WASHER DIAMETER | 0.276 INCHES MINIMUM AND 0.279 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.060 INCHES MINIMUM AND 0.065 INCHES MAXIMUM | | FASTENER LENGTH | 0.280 INCHES NOMINAL | | HEAD DIAMETER | 0.179 INCHES MINIMUM AND 0.181 INCHES MAXIMUM | | HEAD HEIGHT | 0.138 INCHES MINIMUM AND 0.139 INCHES MAXIMUM | | HEAD STYLE | FLAT EXTENDED WASHER | | INTERNAL DRIVE STYLE | SLOT | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764, COMP 303 FED SPEC SINGLE MATERIAL RESPONSE | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE AND MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE | | SCREW SURFACE TREATMENT | PASSIVATE AND OXIDE | | SCREW MATERIAL | STEEL COMP 303 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.280 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
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