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National Stock Number:
5305-00-052-1249
Federal Supply Class:
5305
National Item Identification Number:
000521249
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:
| 106334-6-20 | 56875 | M & S ELECTRONICS INC | | 106334-6-20 | 56878 | SPS TECHNOLOGIES, LLC | | 106334-6-20 | 80539 | SPS TECHNOLOGIES, LLC | | 202-15522-6-20 | 80378 | TRIUMPH AEROSTRUCTURES, LLC | | AIC83-6-20 | 06725 | SPS TECHNOLOGIES, LLC | | BA451132-3-20 | 17446 | HUCK INTERNATIONAL, INC | | BA451132-3-20 | 85495 | PRECISION FASTENING SUB OMARK INDUSTRIES INC | | BA451132-3-20 | 97928 | HUCK INTL INC | | SC1824-6-20 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | VT1631-6-20 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL | | FASTENER LENGTH | 1.641 INCHES NOMINAL | | HARDNESS RATING | 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM | | HEAD DIAMETER | 0.555 INCHES MINIMUM AND 0.560 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | TORQUE SET | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6485 ASSN STD SINGLE MATERIAL RESPONSE | | SCREW MATERIAL | STEEL COMP H11 | | SCREW SURFACE TREATMENT | CADMIUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.391 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNJF |
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