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National Stock Number:
5305-00-716-5458
Federal Supply Class:
5305
National Item Identification Number:
007165458
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:
| FFS92 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | MS51957-138 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS51957G | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| FASTENER LENGTH | 0.531 INCHES MINIMUM AND 0.562 INCHES MAXIMUM | | HEAD DIAMETER | 0.716 INCHES MINIMUM AND 0.740 INCHES MAXIMUM | | HEAD HEIGHT | 0.244 INCHES MINIMUM AND 0.261 INCHES MAXIMUM | | HEAD STYLE | PAN | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | SAE-AMS-QQ-S-763 ASSN STD ALL MATERIAL RESPONSES | | SCREW MATERIAL | STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 384 OR STEEL COMP XM-7 | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SAE-AMS2700, METHOD 1, TY 6, 7, 8 OR METHOD 2 ASSN STD ALL TREATMENT RESPONSES | | SCREW SURFACE TREATMENT | PASSIVATE | | SPECIAL FEATURES | NSN ASSIGNED IN SUPPORT OF ARMY CLEAN HARDWARE ABATEMENT INITIATIVE. AUSTENITIC CORROSION-RESISTANT STEEL SCREWS SHALL BE MANUFACTURED FROM TYPE 302 (UNS S30200), TYPE 304 (UNS S30400), TYPE 304L (UNS S30403), TYPE 305 (UNS S30500), TYPE 384 (UNS S38400), OR TYPE XM-7 (UNS S30430) IAW SAE-AMS-QQ-S-763. PASSIVATE IN ACCORDANCE WITH SAE-AMS2700 HEXAVALENT CHROMIUM-FREE PASSIVATION (METHOD 1, TYPE 6, 7, OR 8; OR METHOD 2). | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 0.531 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
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