5305-00-522-6997 SCREW,CAP,SOCKET HEAD Index 5306-00-522-7007 BOLT,SPECIAL

National Stock Number:
5305-00-522-6998

Federal Supply Class:
5305

National Item Identification Number:
005226998

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.


Manufacturer Information:
255504910001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
2555049-2D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.172 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER0.469 INCHES NOMINAL
FASTENER LENGTH0.875 INCHES NOMINAL
FIRST DIAMETER FROM HEAD0.190 INCHES NOMINAL
HEAD STYLEOVAL COUNTERSUNK
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 305 OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SECOND DIAMETER FROM HEAD0.150 INCHES MINIMUM
SPECIAL FEATURESFURNISHED ITEMS ONE SILICONE RUBBER O RING AND ONE CRES RETAINER RING,FIRST SHOULDER NO. 10-32 NF 2A THD
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.406 INCHES MAXIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNF


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