NSN 5305-00-005-0631

Part Details | CLOSE TOLERANCE SCREW

5305-00-005-0631 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.

Alternate Parts: NAS150922, NAS1509-22, 5305-00-005-0631, 00-005-0631, 5305000050631, 000050631

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 19, 197200-005-063129294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

Cross Reference | NSN 5305-00-005-0631
Part Number Cage Code Manufacturer
NAS1509-2280205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5305-00-005-0631
Characteristic Specifications
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.486 INCHES MINIMUM AND 0.536 INCHES MAXIMUM
FASTENER LENGTH1.871 INCHES MINIMUM AND 1.901 INCHES MAXIMUM
HEAD STYLE0 HEXAGON COUNTERSUNK
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT