NSN 5305-01-336-5310

Part Details | CLOSE TOLERANCE SCREW

5305-01-336-5310 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: EWSB26737, EWSB26-7-37, 5305-01-336-5310, 01-336-5310, 5305013365310, 013365310

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 27, 199101-336-531029294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE II

Cross Reference | NSN 5305-01-336-5310
Part Number Cage Code Manufacturer
EWSB26-7-3756878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
Technical Data | NSN 5305-01-336-5310
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJC
NOMINAL THREAD DIAMETER0.138 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
FASTENER LENGTH0.500 INCHES NOMINAL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE2 DISHED HEXAGON
HEAD DIAMETER0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD HEIGHT0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM
INTERNAL DRIVE STYLE5 CROSS RECESS TYPE II
GRIP DIAMETER0.1365 INCHES MINIMUM AND 0.1375 INCHES MAXIMUM
SPECIAL FEATURESSCREW IS SUPPLIED WITH FN1014 COMPANION LOCKNUT