5305-00-728-1680, SCREW,EXTERNALLY RELIEVED BODY

5995-00-728-1670 CABLE ASSEMBLY,POWER,ELECTRICAL

National Stock Number:
5305-00-728-1680

Federal Supply Class:
5305

National Item Identification Number:
007281680

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:

543-6116-002	13499	ROCKWELL COLLINS, INC.
543-6116-002	95105	ROCKWELL COLLINS, INC.

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.239 INCHES MINIMUM AND 0.261 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	0.317 INCHES MINIMUM AND 0.319 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	1.031 INCHES MINIMUM AND 1.063 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD HEIGHT	0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM
HEAD STYLE	HEXAGON
INTERNAL DRIVE STYLE	SLOT
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 430 OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
SECOND DIAMETER FROM HEAD	0.195 INCHES MINIMUM AND 0.202 INCHES MAXIMUM
SPECIAL FEATURES	NON-STANDARD POINT STYLE 12 0.312 IN. NOM LG
WIDTH BETWEEN FLATS	0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	580-0103 0099,FSCM 13499 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THIRD DIAMETER FROM HEAD	0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
THREAD QUANTITY PER INCH	20
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)

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