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National Stock Number:
5305-00-207-2778
Federal Supply Class:
5305
National Item Identification Number:
002072778
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:
| 35NEMS | 88133 | NAVAL OBSERVATORY | | 40NEMS | 88133 | NAVAL OBSERVATORY | | 5231 | 07421 | L3HARRIS INTERSTATE ELECTRONICS CORPORATION | | 607127-58 | 07421 | L3HARRIS INTERSTATE ELECTRONICS CORPORATION | | FFS92TYPE1STYLE4S | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | N308A | 81600 | NEW YORK NAVAL SHIPYARD NAVAL BASE | | NEMS31 | 07421 | L3HARRIS INTERSTATE ELECTRONICS CORPORATION | | S2407-607127PC3 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | S2407-607127PC58 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY MATERIAL | | FASTENER LENGTH | 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | | HEAD DIAMETER | 0.208 INCHES MINIMUM AND 0.226 INCHES MAXIMUM | | HEAD HEIGHT | 0.086 INCHES MINIMUM AND 0.096 INCHES MAXIMUM | | HEAD STYLE | FILLISTER | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MINIMUM TENSILE STRENGTH | 50000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 4C STYLE | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-530 FED SPEC ALL MATERIAL RESPONSES | | SCREW MATERIAL | COPPER ALLOY 745 OR COPPER ALLOY 764 OR COPPER ALLOY 770 OR COPPER ALLOY 794 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.200 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 40 | | THREAD SERIES DESIGNATOR | UNF |
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