5305-01-133-2174, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-133-2174

Federal Supply Class:
5305

National Item Identification Number:
011332174

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-2528-7	06540	NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
6148-SS-2528-7	1YGB8	CAREY MANUFACTURING CO, INC
6148SS2528-7	D9182	ZF INDUSTRIEANTRIEBE WITTEN GMBH

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.553 INCHES MINIMUM AND 0.553 INCHES MINIMUM AND 0.573 INCHES MAXIMUM0.573 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	11
FASTENER LENGTH	0.922 INCHES MINIMUM AND 0.922 INCHES MINIMUM AND 0.954 INCHES MAXIMUM0.954 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.170 INCHES MINIMUM AND 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM0.180 INCHES MAXIMUM
HEAD DIAMETER	0.557 INCHES MINIMUM AND 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM0.567 INCHES MAXIMUM
HEAD HEIGHT	0.234 INCHES MINIMUM AND 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM0.266 INCHES MAXIMUM
HEAD STYLE	KNURLED NO. 4KNURLED NO. 4
INTERNAL DRIVE STYLE	SLOTSLOT
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A581 ASSN STD ALL MATERIAL RESPONSES OVERALLASTM A581 ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIAL	STEEL COMP 203EZ OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 303MA OR STEEL COMP 303CU OR STEEL COMP 303 PLUS X OR STEEL COMP 416 OR STEEL COMP 416SE OR STEEL COMP 416 PLUS X OR STEEL COMP 430F OR STEEL COMP M1020 OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES0.250 INCHES
SPECIAL FEATURES	STRAIGHT KNURLSTRAIGHT KNURL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALLQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALLPASSIVATE OVERALL
THREAD CLASS	2A2A
THREAD DIRECTION	RIGHT-HANDRIGHT-HAND
THREAD LENGTH	0.359 INCHES MINIMUM AND 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM0.391 INCHES MAXIMUM
THREAD QUANTITY PER INCH	2828
THREAD SERIES DESIGNATOR	UNFUNF

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