5305-01-232-6713, SCREW,EXTERNALLY RELIEVED BODY

5305-01-232-6714 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-232-6713

Federal Supply Class:
5305

National Item Identification Number:
012326713

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:

10113563	A486G	NIMIKKEISTOKESKUS NCB FINLAND
123418	80539	SPS TECHNOLOGIES, LLC
74B738006-201	76301	THE BOEING COMPANY
AS320-201	84256	AVIBANK MFG., INC.

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.380 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.493 INCHES MINIMUM AND 0.508 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	2.710 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD DIAMETER	0.688 INCHES NOMINAL
HEAD HEIGHT	0.830 INCHES NOMINAL
HEAD STYLE	DOUBLE CHAMFER
INTERNAL DRIVE STYLE	SQUARE
LOCKING FEATURE	DETENT BALL GRIP
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5643 ASSN STD SINGLE MATERIAL RESPONSE SPRING
MATERIAL	STEEL COMP 630 SPRING
NOMINAL THREAD DIAMETER	0.375 INCHES
SECOND DIAMETER FROM HEAD	0.298 INCHES MINIMUM AND 0.308 INCHES MAXIMUM
SPECIAL FEATURES	HEAD DESIGN IN THREE SECTION; FROM TOP 0.250 IN. LENGTH,0.688 IN. DIA.,0.770 IN. LENGTH,0.440 IN. DIA.,0.830 IN. LENGTH,0.630 IN. DIA.; POINT SHANK FROM THREADED END,1.750 IN. LENGTH,0.249 IN. MIN. AND 0.250 IN. MAX. DIA.;HOLE IN SHANK,FROM HEAD 1.750 IN. TO CENTER OF HOLE 0.0627 IN. MIN. AND 0.0631 IN. MAX. DIA. SUPPLIED WITH PLUNGER AND PLUG
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENT	CADMIUM AND CHROMATE FASTENER
SURFACE TREATMENT	PASSIVATE SPRING
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.452 INCHES MINIMUM AND 0.467 INCHES MAXIMUM
THREAD QUANTITY PER INCH	24
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)
WIDTH ACROSS FLATS	0.378 INCHES MINIMUM AND 0.385 INCHES MAXIMUM

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