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National Stock Number:
5305-01-387-3068
Federal Supply Class:
5305
National Item Identification Number:
013873068
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:
| 510083-1 | 37695 | RAYTHEON COMPANY | | SNT50037C06D41 | 02310 | PATTONAIR USA INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.125 INCHES NOMINAL | | FASTENER LENGTH | 0.344 INCHES MINIMUM AND | | 0.406 INCHES MAXIMUM | | MATERIAL | RUBBER SYNTHETIC RING | | STEEL CORROSION RESISTING FASTENER | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-83248 TY 1 CL 1 MIL SPEC SINGLE MATERIAL RESPONSE RING | | QQ-S-763 300 SERIES FED SPEC SINGLE MATERIAL RESPONSE FASTENER | | SURFACE TREATMENT | PASSIVATE FASTENER | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER | | HEAD STYLE | PAN NO. 2 | | HEAD DIAMETER | 0.255 INCHES MINIMUM AND | | 0.275 INCHES MAXIMUM | | HEAD HEIGHT | 0.071 INCHES MINIMUM AND | | 0.083 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | SLOT | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FIRST DIAMETER FROM HEAD | 0.094 INCHES MINIMUM AND | | 0.102 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.235 INCHES MINIMUM AND | | 0.265 INCHES MAXIMUM | | FEATURES PROVIDED | O RING |
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