5305-01-297-1763, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-297-1763

Federal Supply Class:
5305

National Item Identification Number:
012971763

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:

9V3811

11083

CATERPILLAR INC

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	38.10 MILLIMETERS NOMINAL
EXTENDED WASHER DIAMETER	19.05 MILLIMETERS NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	57.20 MILLIMETERS NOMINAL
FIRST DIAMETER FROM HEAD	10.41 MILLIMETERS MINIMUM AND 10.91 MILLIMETERS MAXIMUM
HEAD HEIGHT	12.70 MILLIMETERS NOMINAL
HEAD STYLE	HEXAGON EXTENDED WASHER
INTERNAL DRIVE STYLE	W/O INTERNAL DRIVE
MATERIAL DOCUMENT AND CLASSIFICATION	1E2360 11083 CAGEC MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
PROPRIETARY CHARACTERISTICS	PACS
NOMINAL THREAD DIAMETER	0.500 INCHES
WIDTH BETWEEN FLATS	12.70 MILLIMETERS NOMINAL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	19.10 MILLIMETERS NOMINAL
THREAD QUANTITY PER INCH	20
THREAD SERIES DESIGNATOR	UNC

Click here to Register for Free 30-day Trial