5305-00-140-8460, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-00-140-8460

Federal Supply Class:
5305

National Item Identification Number:
001408460

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:

61-1049

02024

PHOTO-SONICS, INC.

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.594 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	0.625 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.563 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER	0.688 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	4
FASTENER LENGTH	0.938 INCHES MINIMUM
FIRST DIAMETER FROM HEAD	0.186 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
FOURTH DIAMETER FROM HEAD	0.145 INCHES NOMINAL
HEAD HEIGHT	0.156 INCHES NOMINAL
HEAD DIAMETER	0.500 INCHES NOMINAL
HEAD STYLE	KNURLED NO. 1
HOLE DIAMETER	0.052 INCHES NOMINAL
HOLE CONFIGURATION STYLE	ROUND
HOLE QUANTITY	1
HOLE TYPE	DRILLED
NOMINAL THREAD DIAMETER	0.190 INCHES
INTERNAL DRIVE STYLE	SLOT
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 303 OVERALL
SECOND DIAMETER FROM HEAD	0.156 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THIRD DIAMETER FROM HEAD	0.186 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
THREAD LENGTH	0.188 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNF

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