5305-01-245-4061, SCREW,EXTERNALLY RELIEVED BODY

5905-01-245-4060 RESISTOR,FIXED,COMPOSITION

National Stock Number:
5305-01-245-4061

Federal Supply Class:
5305

National Item Identification Number:
012454061

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:

5152410

19204

ARMY, UNITED STATES DEPARTMENT OF THE

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.936 INCHES MINIMUM AND 0.976 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	1.775 INCHES MINIMUM AND 1.785 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.071 INCHES MINIMUM AND 0.081 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	3
FASTENER LENGTH	0.062 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.371 INCHES MINIMUM AND 0.373 INCHES MAXIMUM
HEAD HEIGHT	0.071 INCHES MINIMUM AND 0.081 INCHES MAXIMUM
HEAD DIAMETER	0.531 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 1060 OVERALL
NOMINAL THREAD DIAMETER	0.312 INCHES
SECOND DIAMETER FROM HEAD	0.371 INCHES MINIMUM AND 0.373 INCHES MAXIMUM
THIRD DIAMETER FROM HEAD	0.235 INCHES MINIMUM AND 0.240 INCHES MAXIMUM
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.344 INCHES NOMINAL
THREAD QUANTITY PER INCH	24

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