5305-01-114-5126, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-114-5126

Federal Supply Class:
5305

National Item Identification Number:
011145126

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:

424R583H01

97942

NORTHROP GRUMMAN SYSTEMS CORPORATION

Techincal Specification:

THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.190 INCHES
THREAD QUANTITY PER INCH	32
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.300 INCHES NOMINAL
FASTENER LENGTH	2.087 INCHES NOMINAL
MATERIAL	STEEL COMP 324 OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE	FLAT CHAMFER
HEAD DIAMETER	0.375 INCHES NOMINAL
HEAD HEIGHT	0.148 INCHES NOMINAL
INTERNAL DRIVE STYLE	SLOT
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	5
FIRST DIAMETER FROM HEAD	0.230 INCHES NOMINAL
SECOND DIAMETER FROM HEAD	0.480 INCHES NOMINAL
THIRD DIAMETER FROM HEAD	0.365 INCHES NOMINAL
FOURTH DIAMETER FROM HEAD	0.258 INCHES MINIMUM AND
	0.259 INCHES MAXIMUM
FIFTH DIAMETER FROM HEAD	0.140 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.707 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.737 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	0.987 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER	1.647 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIFTH DIAMETER	1.787 INCHES NOMINAL

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