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National Stock Number:
5305-00-151-0257
Federal Supply Class:
5305
National Item Identification Number:
001510257
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:
| 8825116 | 19203 | PICATINNY ARSENAL | | AN507-1032R5 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | FF-S-92 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY MATERIAL AND SURFACE TREATMENT | | FASTENER LENGTH | 0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM | | HEAD DIAMETER | 0.348 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE II | | MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | NONDEFINITIVE SPEC/STD DATA | 3 TYPE AND 3C STYLE AND 10-32UNF SIZE | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | SAE J403 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-S-671 FED SPEC SINGLE MATERIAL RESPONSE OR 66,UNS G10100 FED STD SINGLE MATERIAL RESPONSE | | SCREW MATERIAL | STEEL COMP 1010 | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 1,CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE | | SCREW SURFACE TREATMENT | CADMIUM | | SPECIFICATION/STANDARD DATA | 81348-FF-S-92 GOVERNMENT SPECIFICATION AND 88044-AN507/CANCELED/ GOVERNMENT STANDARD | | TEST DATA DOCUMENT | 81348-FFS92 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). | | THREAD LENGTH | 0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNF |
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