5305-01-188-9244, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-188-9244

Federal Supply Class:
5305

National Item Identification Number:
011889244

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:

3610-122

66503

WOODWARD, INC.

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.350 INCHES MINIMUM AND 0.360 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	0.397 INCHES MINIMUM AND 0.407 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.040 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	3
FASTENER LENGTH	0.565 INCHES MINIMUM AND 0.575 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM
HARDNESS RATING	28.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.031 INCHES MINIMUM AND 0.036 INCHES MAXIMUM
HEAD STYLE	HEXAGON
INTERNAL DRIVE STYLE	W/O INTERNAL DRIVE
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5613 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 410 OVERALL
NOMINAL THREAD DIAMETER	0.138 INCHES
SECOND DIAMETER FROM HEAD	0.1555 INCHES MINIMUM AND 0.1559 INCHES MAXIMUM
SPECIAL FEATURES	ONE CENTER DRILL 0.070 EACH END OPTIONAL
THIRD DIAMETER FROM HEAD	0.095 INCHES MINIMUM AND 0.100 INCHES MAXIMUM
THREAD LENGTH	0.158 INCHES MINIMUM AND 0.178 INCHES MAXIMUM
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH	32
WIDTH BETWEEN FLATS	0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM

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