5305-00-477-4720, SCREW,EXTERNALLY RELIEVED BODY

5961-00-477-4719 SEMICONDUCTOR DEVICE,DIODE

5905-00-477-4722 RESISTOR,VARIABLE,WIRE WOUND,PRE

National Stock Number:
5305-00-477-4720

Federal Supply Class:
5305

National Item Identification Number:
004774720

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:

305R760H02

97942

NORTHROP GRUMMAN SYSTEMS CORPORATION

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.450 INCHES MINIMUM AND 0.490 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.610 INCHES MINIMUM AND 0.650 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.055 INCHES MINIMUM AND 0.060 INCHES MAXIMUM
HEAD DIAMETER	0.155 INCHES MINIMUM AND 0.167 INCHES MAXIMUM
HEAD HEIGHT	0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM
HEAD STYLE	PAN
INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER	0.086 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.120 INCHES MINIMUM AND 0.200 INCHES MAXIMUM
THREAD QUANTITY PER INCH	56
THREAD SERIES DESIGNATOR	UNC

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