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National Stock Number:
5305-00-279-4387
Federal Supply Class:
5305
National Item Identification Number:
002794387
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:
| 4149392P019 | 97424 | AMETEK INC |
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Techincal Specification:
| FASTENER LENGTH | 0.250 INCHES NOMINAL | | HEAD DIAMETER | 0.127 INCHES MINIMUM AND 0.133 INCHES MAXIMUM | | HEAD HEIGHT | 0.016 INCHES MINIMUM AND 0.022 INCHES MAXIMUM | | HEAD STYLE | OVAL | | INTERNAL DRIVE STYLE | SLOT | | NOMINAL THREAD DIAMETER | 0.073 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | SCREW MATERIAL | COPPER ALLOY 210 OR COPPER ALLOY 220 OR COPPER ALLOY 230 OR COPPER ALLOY 240 OR COPPER ALLOY 260 OR COPPER ALLOY 270 OR COPPER ALLOY 274 OR COPPER ALLOY 510 OR COPPER ALLOY 745 OR COPPER ALLOY 752 OR COPPER ALLOY 757 OR COPPER ALLOY 764 OR COPPER ALLOY 770 | | THREAD LENGTH | 0.226 INCHES MINIMUM AND 0.236 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 72 | | THREAD SERIES DESIGNATOR | UNF |
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