5305-01-067-6999, SCREW,EXTERNALLY RELIEVED BODY

5305-01-067-7000 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-067-6999

Federal Supply Class:
5305

National Item Identification Number:
010676999

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:

121631

10138

ASTRONAUTICS CORPORATION OF AMERICA

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.270 INCHES MINIMUM AND 0.300 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.095 INCHES MINIMUM AND 0.100 INCHES MAXIMUM
HEAD HEIGHT	0.075 INCHES NOMINAL
HEAD DIAMETER	0.255 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD STYLE	FILLISTER
INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIAL	STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL
NOMINAL THREAD DIAMETER	0.138 INCHES
SPECIAL FEATURES	COLOR BLACK NO. 37038 PER FED STD-595
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	TT-E-527 FED SPEC 1ST TREATMENT RESPONSE AND MIL-P-8585 MIL SPEC 2ND TREATMENT RESPONSE HEAD
SURFACE TREATMENT	PAINT AND CHROMATE ZINC HEAD
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD LENGTH	0.200 INCHES NOMINAL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)

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