5305-00-997-7210, SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-00-997-7210

Federal Supply Class:
5305

National Item Identification Number:
009977210

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:

50003023	95036	APPLIED DEVICES CORP
6130-SS-0440-7	06540	NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
6130-SS-0440-7	1YGB8	CAREY MANUFACTURING CO, INC
6130SS0440	06540	NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
6130SS0440	1YGB8	CAREY MANUFACTURING CO, INC
6497	06540	NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
7736920P1	99971	LOCKHEED MARTIN CORP NAVAL ELECTRONICS & SURVEILLANCE SYSTEMS

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.073 INCHES MINIMUM AND 0.083 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.656 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.381 INCHES MINIMUM AND 0.391 INCHES MAXIMUM
HEAD DIAMETER	0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM
HEAD HEIGHT	0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM
HEAD STYLE	KNURLED NO. 1
INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER	0.112 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD LENGTH	0.265 INCHES MINIMUM AND 0.297 INCHES MAXIMUM
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD SERIES DESIGNATOR	UNC
THREAD QUANTITY PER INCH	40

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