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National Stock Number:
5305-01-004-6380
Federal Supply Class:
5305
National Item Identification Number:
010046380
Description:
SCREW,EXTERNALLY RELIEVED BODY
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.
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Manufacturer Information:
| 238447-004 | 81413 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. |
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Techincal Specification:
| FASTENER LENGTH | 0.500 INCHES NOMINAL | | HEAD DIAMETER | 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM | | HEAD HEIGHT | 0.870 INCHES MINIMUM AND 0.970 INCHES MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | MINIMUM TENSILE STRENGTH | 730 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.114 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,EXTERNALLY RELIEVED BODY | | SPECIAL FEATURES | MATERIAL: TYPE 302, TYPE 304, TYPE 304L, TYPE 305, TYPE 316, TYPE 316L, TYPE 384 OR TYPE XM-7 | | SUPPLEMENTARY FEATURES | BODY DIAMETER: 0.1141" MINIMUM TO 0.1380" MAXIMUM;DRIVER SIZE: 2;HEAD RADIUS: 0.0150" | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-454 REQUIREMENT 9 MIL STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2A | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNC |
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