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National Stock Number:
5305-00-367-6143
Federal Supply Class:
5305
National Item Identification Number:
003676143
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:
| 2F7299 | 11083 | CATERPILLAR INC | | 7346863 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | C136-6 | 06840 | BENDIX CORP THE | | C136-6 | 55972 | HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS | | C136-6 | 79960 | ZENITH FUEL SYSTEMS LLC |
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Techincal Specification:
| COUNTERSINK ANGLE | 70.0 DEGREES NOMINAL | | FASTENER LENGTH | 0.350 INCHES NOMINAL | | HEAD DIAMETER | 0.219 INCHES NOMINAL | | HEAD STYLE | OVAL COUNTERSUNK | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | NOMINAL THREAD DIAMETER | 0.125 INCHES | | SCREW MATERIAL | STEEL | | SCREW SURFACE TREATMENT | CADMIUM | | THREAD CLASS | 3A | | THREAD LENGTH | 0.250 INCHES MINIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 40 | | THREAD SERIES DESIGNATOR | UNC |
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