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National Stock Number: 5306-01-045-2454
Federal Supply Class: 5306
National Item Identification Number: 010452454
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:
7903148-00 | 90536 | LOCKHEED MARTIN CORP |
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Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.521 INCHES MINIMUM AND 0.541 INCHES MAXIMUM | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | FASTENER LENGTH | 0.812 INCHES MINIMUM AND 0.844 INCHES MAXIMUM | FIRST DIAMETER FROM HEAD | 0.200 INCHES MINIMUM AND 0.206 INCHES MAXIMUM | HEAD DIAMETER | 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM | HEAD HEIGHT | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | HEAD STYLE | FLAT CHAMFER | INTERNAL DRIVE STYLE | HEXAGON | MATERIAL | STEEL OVERALL | MINIMUM YIELD STRENGTH | 130000 POUNDS PER SQUARE INCH | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | NOMINAL THREAD DIAMETER | 0.250 INCHES | WIDTH ACROSS FLATS | 0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | THREAD DIRECTION | RIGHT-HAND | THREAD CLASS | 3A | THREAD LENGTH | 0.271 INCHES MINIMUM AND 0.323 INCHES MAXIMUM | THREAD SERIES DESIGNATOR | UNF | THREAD QUANTITY PER INCH | 28 |
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