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National Stock Number:
5305-00-840-6212
Federal Supply Class:
5305
National Item Identification Number:
008406212
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:
| WMC3-8-16C | 79805 | ACCO-BABCOCK INC HOIST AND CRANE DIV | | WMC3-8-16CADX | 1VN02 | AIRDALE EXPRESS LLC | | WMC3816C | 1F5A6 | FLIGHT SOURCE INC | | WMC3816C | 28548 | FABRICATION SPECIALTY INC | | WMC3816C | 5YBK9 | HD AERO SUPPORT, INC. | | WMC3816C | 73GP1 | AIR & GROUND AVIATION INC |
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Techincal Specification:
| FASTENER LENGTH | 1.000 INCHES NOMINAL | | HEAD DIAMETER | 0.766 INCHES MINIMUM AND 0.813 INCHES MAXIMUM | | HEAD HEIGHT | 0.332 INCHES MINIMUM AND 0.355 INCHES MAXIMUM | | HEAD STYLE | ROUND | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | SCREW MATERIAL | STEEL | | SCREW SURFACE TREATMENT | CADMIUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 1.000 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 13 | | THREAD SERIES DESIGNATOR | UNC |
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