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National Stock Number:
5306-01-130-8987
Federal Supply Class:
5306
National Item Identification Number:
011308987
Description:
BOLT,INTERNAL WRENCHING
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also SCREW, CAP, SOCKET HEAD. Excludes SETSCREW; SCREW, SHOULDER; BOLT, SHOULDER; SCREW, EXTERNALLY RELIEVED BODY; BOLT, EXTERNALLY RELIEVED BODY; and SCREW, MACHINE.
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Manufacturer Information:
| 10115817 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | NAS144A20 | 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 | UNJF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.475 INCHES MINIMUM AND | | 0.525 INCHES MAXIMUM | | FASTENER LENGTH | 1.235 INCHES MINIMUM AND | | 1.265 INCHES MAXIMUM | | MATERIAL | STEEL COMP 3135 OR | | STEEL COMP 3140 OR | | STEEL COMP E4340 OR | | STEEL COMP 8740 OR | | STEEL COMP 6150 OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2 CL2 FED SPEC ALL TREATMENT RESPONSES OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | HEAD STYLE | UNDERCUT PAN NO. 2 | | HEAD DIAMETER | 0.430 INCHES MINIMUM AND | | 0.438 INCHES MAXIMUM | | HEAD HEIGHT | 0.226 INCHES NOMINAL | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.219 INCHES MINIMUM AND | | 0.221 INCHES MAXIMUM | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.093 INCHES NOMINAL FIRST HOLE | | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM AND | | 0.081 INCHES MAXIMUM FIRST HOLE | | SPECIFICATION/STANDARD DATA | 80205-NAS144 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
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