5305-01-159-5715, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-159-5715

Federal Supply Class:
5305

National Item Identification Number:
011595715

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:

6218-SS-0632	06540	NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
6218-SS-0632	1YGB8	CAREY MANUFACTURING CO, INC
6218-SS-0632-7	06540	NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
724-990128-657	06540	NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
724-990128-657	1YGB8	CAREY MANUFACTURING CO, INC
6218-SS-0632-7	1YGB8	CAREY MANUFACTURING CO, INC

Techincal Specification:

COUNTERSINK ANGLE	81.0 DEGREES MINIMUM AND 83.0 DEGREES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.542 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.875 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM
HEAD DIAMETER	0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM
HEAD STYLE	OVAL COUNTERSUNK
INTERNAL DRIVE STYLE	SLOT
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 303 OR STEEL COMP 303SE OVERALL
NOMINAL THREAD DIAMETER	0.138 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD LENGTH	0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH	32

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