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National Stock Number:
5305-01-485-8404
Federal Supply Class:
5305
National Item Identification Number:
014858404
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:
| SEP8-32 X 3/8 | 8C653 | ELECTRONIC FASTENERS INC | | SM-A-823911-2 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| DISTANCE BETWEEN HOLE CENTERS | 0.156 INCHES NOMINAL | | FASTENER LENGTH | 0.375 INCHES NOMINAL | | HEAD DIAMETER | 0.315 INCHES NOMINAL | | HEAD HEIGHT | 0.091 INCHES NOMINAL | | HEAD STYLE | PAN | | INTERNAL DRIVE STYLE | DRILLED HOLES | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | PAN HEAD (TAMPER PROOF) SCREW | | SCREW MATERIAL | STEEL COMP 303 | | SCREW SURFACE TREATMENT | PASSIVATE | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 0.375 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 32 |
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