5305-01-284-5240, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-284-5240

Federal Supply Class:
5305

National Item Identification Number:
012845240

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:

10032680-101

94580

HONEYWELL INTERNATIONAL INC.

Techincal Specification:

THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.216 INCHES
THREAD QUANTITY PER INCH	28
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.050 INCHES MINIMUM AND
	0.070 INCHES MAXIMUM
FASTENER LENGTH	0.175 INCHES NOMINAL
MATERIAL	STEEL COMP 303 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
HEAD STYLE	FILLISTER
HEAD DIAMETER	0.344 INCHES NOMINAL
HEAD HEIGHT	0.045 INCHES NOMINAL
INTERNAL DRIVE STYLE	SLOT
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	4
FIRST DIAMETER FROM HEAD	0.170 INCHES NOMINAL
SECOND DIAMETER FROM HEAD	0.216 INCHES NOMINAL
THIRD DIAMETER FROM HEAD	0.047 INCHES NOMINAL
FOURTH DIAMETER FROM HEAD	0.100 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.040 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.100 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	0.185 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER	0.175 INCHES NOMINAL

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