5305-01-434-0083, SCREW,EXTERNALLY RELIEVED BODY

5340-01-434-0082 STANDOFF,THREADED,SPACING

National Stock Number:
5305-01-434-0083

Federal Supply Class:
5305

National Item Identification Number:
014340083

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:

40161405

9F398

IAI NORTH AMERICA INC.

Techincal Specification:

DISTANCE FROM CENTERLINE TO FLAT	10.0 MILLIMETERS NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	28.60 MILLIMETERS NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	68.0 MILLIMETERS NOMINAL
HEAD DIAMETER	50.0 MILLIMETERS NOMINAL
HEAD HEIGHT	10.0 MILLIMETERS NOMINAL
HEAD STYLE	DEE CHAMFER
INTERNAL DRIVE STYLE	W/O INTERNAL DRIVE
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5463 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCY	NAVY SPECIAL PROJECT
MATERIAL	STEEL COMP 630 OVERALL
NOMINAL THREAD DIAMETER	0.375 INCHES
SECOND DIAMETER FROM HEAD	5.0 MILLIMETERS NOMINAL
SPECIAL FEATURES	HEAD FINE DIAMOND KNURL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	49.40 MILLIMETERS NOMINAL
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNEF

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