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National Stock Number:
5305-00-477-3697
Federal Supply Class:
5305
National Item Identification Number:
004773697
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:
| 6181-SS-1032-7 | 06540 | NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV | | 6181-SS-1032-7 | 1YGB8 | CAREY MANUFACTURING CO, INC | | 6181SS1032 | 06540 | NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV | | 6181SS1032 | 1YGB8 | CAREY MANUFACTURING CO, INC | | S2859 | 51261 | CONTRAVES INC |
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Techincal Specification:
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FASTENER LENGTH | 0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM | | FIRST DIAMETER FROM HEAD | 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM | | HEAD DIAMETER | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM | | HEAD HEIGHT | 0.243 INCHES MINIMUM AND 0.253 INCHES MAXIMUM | | HEAD STYLE | KNURLED NO. 2 | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SPECIAL FEATURES | POINT STYLE NO. 6,0.120 IN. MIN,0.130 IN. MAX LG,55 TO 65 DEG CHAMFER ANGLE,0.114 IN. MIN,0.130 IN. MAX DIA | | THREAD CLASS | 2A | | THREAD LENGTH | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNF |
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