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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.
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Manufacturer Information:
| 2555049 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 2555049-2 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.406 INCHES MAXIMUM | | FASTENER LENGTH | 0.875 INCHES NOMINAL | | MATERIAL | STEEL COMP 305 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | HEAD STYLE | OVAL COUNTERSUNK | | INTERNAL DRIVE STYLE | SLOT | | FIRST DIAMETER FROM HEAD | 0.190 INCHES NOMINAL | | SECOND DIAMETER FROM HEAD | 0.150 INCHES MINIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.172 INCHES NOMINAL | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.469 INCHES NOMINAL | | SPECIAL FEATURES | FURNISHED ITEMS ONE SILICONE RUBBER O RING AND ONE CRES RETAINER RING,FIRST SHOULDER NO. 10-32 NF 2A THD | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 10001 | | DESIGN CONTROL REFERENCE | 2555049 |
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