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National Stock Number:
5305-01-395-1403
Federal Supply Class:
5305
National Item Identification Number:
013951403
Description:
SCREW,CAP,SOCKET HEAD
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
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Manufacturer Information:
| FF-S-86 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | NAS1351C8LE16 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNRF | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.970 INCHES MINIMUM AND | | 1.000 INCHES MAXIMUM | | FASTENER LENGTH | 0.970 INCHES MINIMUM AND | | 1.000 INCHES MAXIMUM | | MATERIAL | STEEL COMP 302 OR | | STEEL COMP 304 OR | | STEEL COMP 305 OR | | STEEL COMP 316 OR | | STEEL COMP 384 OR | | STEEL COMP XM-7 OVERALL | | SURFACE TREATMENT | OXIDE OVERALL | | COLOR | BLACK OVERALL | | HARDNESS RATING | 80.0 ROCKWELL C NOMINAL OVERALL | | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH | | HEAD STYLE | FLAT CHAMFER | | HEAD DIAMETER | 0.735 INCHES MINIMUM AND | | 0.750 INCHES MAXIMUM | | HEAD HEIGHT | 0.402 INCHES MINIMUM AND | | 0.500 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.375 INCHES MINIMUM AND | | 0.379 INCHES MAXIMUM | | LOCKING FEATURE | PATCH OR | | PELLET OR | | STRIP LOCKING FEATURE | | SPECIFICATION/STANDARD DATA | 80205-NAS1351 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81348 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FF-S-86 |
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