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National Stock Number: 5305-00-637-5959
Federal Supply Class: 5305
National Item Identification Number: 006375959
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:
945637-1104 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION | 945637-1104 | 13973 | LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION | AN520C1-4 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | GAS501D1-4 | 03647 | GLOBE AEROSPACE INC |
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Techincal Specification:
FASTENER LENGTH | 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | HEAD DIAMETER | 0.122 INCHES MINIMUM AND 0.138 INCHES MAXIMUM | HEAD HEIGHT | 0.061 INCHES MAXIMUM | HEAD STYLE | ROUND | INTERNAL DRIVE STYLE | SLOT | NOMINAL THREAD DIAMETER | 0.073 INCHES | SCREW MATERIAL | STEEL COMP 303SE OR STEEL COMP 430 OR STEEL COMP 302 | SCREW SURFACE TREATMENT | PASSIVATE | THREAD CLASS | 2A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.222 INCHES MINIMUM | THREAD QUANTITY PER INCH | 72 | THREAD SERIES DESIGNATOR | UNF |
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