5305-01-275-3245, SCREW,EXTERNALLY RELIEVED BODY

5305-01-275-3246 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-275-3245

Federal Supply Class:
5305

National Item Identification Number:
012753245

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:

6185-SS-1032	06540	NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
6185-SS-1032	1YGB8	CAREY MANUFACTURING CO, INC

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.750 INCHES MINIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	1.125 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM
HEAD HEIGHT	0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM
HEAD DIAMETER	0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM
HEAD STYLE	KNURLED NO. 1
INTERNAL DRIVE STYLE	SLOT
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-W-52263 MIL SPEC ALL MATERIAL RESPONSES OR ASTM A581 MIL SPEC ALL MATERIAL RESPONSES OVERALL
MATERIAL	STEEL COMP 203EZ OR STEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303CU OR STEEL COMP 303MA OR STEEL COMP 303SE OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES
POINT LENGTH	0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM
POINT STYLE	CONE
POINT CHAMFER ANGLE	85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM
POINT DIAMETER	0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-F-14072,E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD DIRECTION	RIGHT-HAND
THREAD CLASS	2A
THREAD LENGTH	0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNF
THREAD QUANTITY PER INCH	32

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