5305-01-624-3072, SCREW,CLOSE TOLERANCE

5995-01-624-3569 CABLE ASSEMBLY,SPECIAL PURPOSE,E

National Stock Number:
5305-01-624-3072

Federal Supply Class:
5305

National Item Identification Number:
016243072

Description:
SCREW,CLOSE TOLERANCE

Detail:
A SCREW, MACHINE or SCREW, CAP, SOCKET HEAD whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 IN.) (0.025 mm) or less of a specific diameter for items (1.000 IN.) (25 mm) or less in diameter. Items over (1.000 IN.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 IN.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 IN.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the Screw Thread Standards, FED STD H28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

Manufacturer Information:

NAS7803D9

80205

NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE

Techincal Specification:

DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	0.721 INCHES NOMINAL ALL HOLES
FASTENER LENGTH	0.870 INCHES MINIMUM AND 0.900 INCHES MAXIMUM
GRIP LENGTH	0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM
GRIP DIAMETER	0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM
HEAD DIAMETER	0.1845 INCHES MINIMUM AND 0.1859 INCHES MAXIMUM
HEAD HEIGHT	0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM
HEAD STYLE	PAN
INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5731,AMS5732,AMS5737 OR AMS5853 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCY	BOLT,PAN HEAD,CLOSE TOLERANCE,SHORT THREAD,CRUCIFORM RECESS,A286 CRES,SELF-LOCKING AND NONLOCKING
MATERIAL	IRON ALLOY 660 OVERALL
NOMINAL THREAD DIAMETER	0.1900 INCHES
SHANK UNTHREADED HOLE DIAMETER	0.070 INCHES MINIMUM AND 0.075 INCHES MAXIMUM ALL HOLES
SPECIFICATION/STANDARD DATA	80205-NAS7800 THRU 7806 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.323 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)
THREAD QUANTITY PER INCH	32

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