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National Stock Number:
5306-01-478-2440
Federal Supply Class:
5306
National Item Identification Number:
014782440
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:
| 03A512 | 1W025 | NORTHROP GRUMMAN SYSTEMS CORP | | 03A512-4-12C | 1W025 | NORTHROP GRUMMAN SYSTEMS CORP | | PBF1682-4-12C | 27624 | SPS TECHNOLOGIES LLC |
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Techincal Specification:
| COUNTERSINK ANGLE | 129.0 DEGREES MINIMUM AND 131.0 DEGREES MAXIMUM | | FASTENER LENGTH | 1.1430 INCHES MINIMUM AND 1.1630 INCHES MAXIMUM | | HEAD DIAMETER | 0.485 INCHES MINIMUM AND 0.495 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | TORX | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5844 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | MINIMUM TENSILE STRENGTH | 3490 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SPECIAL FEATURES | GRIP LENGTH MIN .7400 MAX .7600 GRIP DIAMETER MIN .2490 MAX .2495 | | SPLINE MAJOR DIAMETER | 0.173 INCHES MINIMUM AND 0.183 INCHES MAXIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.403 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 28 |
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