5305-01-219-2715, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-219-2715

Federal Supply Class:
5305

National Item Identification Number:
012192715

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:

6148-SS-1224	06540	NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
6148-SS-1224	1YGB8	CAREY MANUFACTURING CO, INC

Techincal Specification:

FIRST DIAMETER FROM HEAD	0.147 INCHES MINIMUM AND 0.157 INCHES MAXIMUM
HEAD DIAMETER	0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM
HEAD HEIGHT	0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM
HEAD STYLE	KNURLED NO. 4
INTERNAL DRIVE STYLE	SLOT
MATERIAL	STEEL COMP 303SE OR STEEL COMP 416SE OR STEEL COMP 430F OR STEEL COMP 303CU OR STEEL COMP 203EZ OR STEEL COMP 303MA OR STEEL COMP 303 PLUS X OR STEEL COMP 430FSE OR STEEL COMP 416 PLUS X OR STEEL COMP 303 OR STEEL COMP 416 OVERALL
III PART NAME ASSIGNED BY CONTROLLING AGENCY	NAVY SPECIAL PROJECT
PROPRIETARY CHARACTERISTICS	MRCS
NOMINAL THREAD DIAMETER	0.216 INCHES
SPECIAL FEATURES	STRAIGHT KNURL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM
THREAD QUANTITY PER INCH	24
THREAD SERIES DESIGNATOR	UNC
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.531 INCHES MINIMUM AND 0.595 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.922 INCHES MINIMUM AND 0.954 INCHES MAXIMUM

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