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National Stock Number:
5305-00-730-4804
Federal Supply Class:
5305
National Item Identification Number:
007304804
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:
| 1851093PC1 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 1851093PC1REVA | 53711 | NAVAL SEA SYSTEMS COMMAND | | 3111-1035P1 | 3B150 | RAYTHEON COMPANY | | 3111-1035P1 | 49956 | RAYTHEON COMPANY | | 3111-1035P1 | 54X10 | RAYTHEON COMPANY |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 18 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.375 INCHES MINIMUM | | FASTENER LENGTH | 2.500 INCHES NOMINAL | | MATERIAL | STEEL COMP 302 OR | | STEEL COMP 303 OR | | STEEL COMP 304 OR | | STEEL COMP 305 OR | | STEEL COMP 310 OR | | STEEL COMP 316 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC ALL MATERIAL RESPONSES OR | | QQ-W-423 FED SPEC ALL MATERIAL RESPONSES OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072,FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | KNURLED NO. 1 | | HEAD DIAMETER | 0.875 INCHES NOMINAL | | HEAD HEIGHT | 0.312 INCHES NOMINAL | | INTERNAL DRIVE STYLE | SLOT | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FIRST DIAMETER FROM HEAD | 0.225 INCHES MINIMUM AND | | 0.235 INCHES MAXIMUM |
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