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National Stock Number:
5305-00-395-5850
Federal Supply Class:
5305
National Item Identification Number:
003955850
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:
| 10125266 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 2503293 | 07187 | HONEYWELL INTERNATIONAL INC. | | 2503293 | 83385 | MICRODOT MFG INC GREER-CENTRAL DIV |
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Techincal Specification:
| FASTENER LENGTH | 0.844 INCHES MINIMUM AND 0.875 INCHES MAXIMUM | | HEAD HEIGHT | 0.074 INCHES MINIMUM AND 0.080 INCHES MAXIMUM | | HEAD DIAMETER | 0.257 INCHES MINIMUM AND 0.263 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | TRI-WING RECESS | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | SCREW MATERIAL | COPPER ALLOY 268 OR COPPER ALLOY 260 OR COPPER ALLOY 240 OR COPPER ALLOY 230 OR COPPER ALLOY 377 OR COPPER ALLOY 360 OR COPPER ALLOY 342 OR COPPER ALLOY 353 OR COPPER ALLOY 270 OR COPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485 OR COPPER ALLOY 210 OR COPPER ALLOY 220 OR COPPER ALLOY 510 OR COPPER ALLOY 745 OR COPPER ALLOY 752 OR COPPER ALLOY 757 OR COPPER ALLOY 764 OR COPPER ALLOY 770 | | SCREW SURFACE TREATMENT | OXIDE | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.782 INCHES MINIMUM AND 0.875 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNC |
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