5305-01-450-5972, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-450-5972

Federal Supply Class:
5305

National Item Identification Number:
014505972

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:

368624-4	00752	L3HARRIS TECHNOLOGIES, INC.
6116-SS-2528	06540	NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
6116-SS-2528	1YGB8	CAREY MANUFACTURING CO, INC

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	1.359 INCHES MINIMUM AND 1.391 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM
HEAD DIAMETER	0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM
HEAD HEIGHT	0.547 INCHES MINIMUM AND 0.578 INCHES MAXIMUM
HEAD STYLE	KNURLED NO. 1
INTERNAL DRIVE STYLE	SLOT
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
POINT DIAMETER	0.175 INCHES NOMINAL
POINT LENGTH	0.187 INCHES NOMINAL
POINT STYLE	CONE
POINT CHAMFER ANGLE	85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM
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	0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNF

Click here to Register for Free 30-day Trial