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National Stock Number:
5306-00-550-5094
Federal Supply Class:
5306
National Item Identification Number:
005505094
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:
| MS20004-35 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.475 INCHES NOMINAL | | FASTENER LENGTH | 2.687 INCHES NOMINAL | | MATERIAL | STEEL COMP 4340 OR | | STEEL COMP 4140 OR | | STEEL COMP 8740 OR | | STEEL COMP 8735 OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-4, TYPE 2, CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL | | HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND | | 40.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | HEAD STYLE | BEVEL-CONICAL | | HEAD DIAMETER | 0.428 INCHES MINIMUM AND | | 0.438 INCHES MAXIMUM | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.188 INCHES MINIMUM AND | | 0.190 INCHES MAXIMUM | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 96906 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS20004-35 |
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