5305-01-315-4191, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-315-4191

Federal Supply Class:
5305

National Item Identification Number:
013154191

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:

5883927	06KW9	LUCENT TECHNOLOGIES INC DBA FEDERAL MARKETING GROUP
5883927	3B4M0	LUCENT TECHNOLOGIES INC CORPORATE HEADQUARTERS
5883927	53711	NAVAL SEA SYSTEMS COMMAND
5883927	64959	AMERICAN TELEPHONE AND TELEGRAPH CO
5883927	D9182	ZF INDUSTRIEANTRIEBE WITTEN GMBH

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.170 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.370 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.069 INCHES MINIMUM AND 0.071 INCHES MAXIMUM
HEAD DIAMETER	0.144 INCHES MINIMUM AND 0.146 INCHES MAXIMUM
HEAD HEIGHT	0.060 INCHES MINIMUM AND 0.066 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCY	NAVY SPECIAL PROJECT
MATERIAL	STEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER	0.086 INCHES
SPECIAL FEATURES	UNDERCUT 0.015 WIDE X 0.010-0.012 DEEP; SHOULDER 0.060 IN. NOM LG; 0.109 IN. NOM DIA
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 TY 4 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.140 INCHES NOMINAL
THREAD QUANTITY PER INCH	56
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS	0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM

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