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National Stock Number:
5305-00-475-1513
Federal Supply Class:
5305
National Item Identification Number:
004751513
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:
| 240-8300101 | 0WLU1 | GENERAL DYNAMICS CORP CONVAIR DIV LINDBERGH FIELD FACILITY | | 240-8300101 | 14170 | HUGHES MISSILE SYSTEMS CO SAN DIEGO | | 240-8300101 | 15090 | RAYTHEON COMPANY | | 240-8300101 | 63910 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION I | | 240-8300101 | 7B709 | TRACOR FLIGHT SYSTEMS INC SUB OF TRACOR INC |
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Techincal Specification:
| FASTENER LENGTH | 0.938 INCHES MINIMUM AND 0.968 INCHES MAXIMUM | | HEAD DIAMETER | 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM | | HEAD HEIGHT | 0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM | | HEAD STYLE | BUTTON | | INTERNAL DRIVE STYLE | SLOT | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SCREW MATERIAL | STEEL COMP 4130 | | SCREW SURFACE TREATMENT | CADMIUM | | SHANK SURFACE FINISH | 20.0 MICROINCHES | | THREAD CLASS | 3A | | THREAD LENGTH | 0.313 INCHES MINIMUM AND 0.343 INCHES MAXIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 28 |
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