5305-01-196-2742, SCREW,CLOSE TOLERANCE

5940-01-196-2743 TERMINAL,QUICK DISCONNECT

National Stock Number:
5305-01-196-2742

Federal Supply Class:
5305

National Item Identification Number:
011962742

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:

AS292-3-18	84256	AVIBANK MFG., INC.
GB510CG3-18	06950	HOWMET GLOBAL FASTENING SYSTEMS INC
GB510CG3-18	26512	NORTHROP GRUMMAN SYSTEMS CORPORATION
GB510CG3-18	27624	SPS TECHNOLOGIES LLC
GB510CG3-18	58845	ABOUNDING SECURITY INC DIV OF MAA CORP
GB510CG3-18	73197	HI-SHEAR CORPORATION
GB510CG3-18	80539	SPS TECHNOLOGIES, LLC
GB510CG3-18	L4528	LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC

Techincal Specification:

COUNTERSINK ANGLE	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	1.408 INCHES MINIMUM AND 1.428 INCHES MAXIMUM FIRST HOLE
FASTENER LENGTH	1.497 INCHES MINIMUM AND 1.517 INCHES MAXIMUM
GRIP DIAMETER	0.1889 INCHES MINIMUM AND 0.1894 INCHES MAXIMUM
GRIP LENGTH	1.125 INCHES MINIMUM AND 1.141 INCHES MAXIMUM
HARDNESS RATING	43.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER	0.328 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
HEAD STYLE	FLAT COUNTERSUNK
INTERNAL DRIVE STYLE	OFFSET CRUCIFORM (TORQUE SET)
LOCKING FEATURE	DETENT BALL THREADS
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP XM-13 OVERALL
MINIMUM TENSILE STRENGTH	63000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.190 INCHES
SHANK UNTHREADED HOLE DIAMETER	0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM FIRST HOLE
SPECIAL FEATURES	INTERNAL DRIVE RIBBED
SURFACE FINISH	32.0 MICROINCHES GRIP
SURFACE FINISH	32.0 MICROINCHES THREADS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD DIRECTION	RIGHT-HAND
THREAD CLASS	3A
THREAD LENGTH	0.356 INCHES MINIMUM AND 0.392 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNJF
THREAD QUANTITY PER INCH	32

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