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National Stock Number:
5306-00-298-5040
Federal Supply Class:
5306
National Item Identification Number:
002985040
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:
| 725186 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.683 INCHES MINIMUM AND | | 0.693 INCHES MAXIMUM | | FASTENER LENGTH | 3.798 INCHES MINIMUM AND | | 3.828 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | HARDNESS RATING | 43.0 ROCKWELL C MINIMUM AND | | 46.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 200000 POUNDS PER SQUARE INCH | | HEAD DIAMETER | 0.615 INCHES MINIMUM AND | | 0.625 INCHES MAXIMUM | | HEAD HEIGHT | 0.343 INCHES NOMINAL | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.376 INCHES MINIMUM AND | | 0.379 INCHES MAXIMUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 98897 | | DESIGN CONTROL REFERENCE | 725186 |
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