5305-01-256-6776, SCREW,EXTERNALLY RELIEVED BODY

5305-01-256-6775 SCREW,EXTERNALLY RELIEVED BODY

5305-01-256-6777 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-256-6776

Federal Supply Class:
5305

National Item Identification Number:
012566776

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:

R48498

75160

DEERE & CO

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.212 INCHES MINIMUM AND 0.232 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.357 INCHES MINIMUM AND 0.367 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.843 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
HEAD HEIGHT	0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM
HEAD STYLE	HEXAGON
INTERNAL DRIVE STYLE	SLOT
MATERIAL DOCUMENT AND CLASSIFICATION	C12L15 CAGEC 75160 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
PROPRIETARY CHARACTERISTICS	PACS
NOMINAL THREAD DIAMETER	0.190 INCHES
SECOND DIAMETER FROM HEAD	0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
SPECIAL FEATURES	COLOR BLACK
WIDTH BETWEEN FLATS	0.307 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.497 INCHES NOMINAL
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNF

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