NSN 5305-01-266-5267

Part Details | CLOSE TOLERANCE SCREW

5305-01-266-5267 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: S90938212A, S9093-82-12A, 5305-01-266-5267, 01-266-5267, 5305012665267, 012665267

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 27, 198701-266-526729294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5305-01-266-5267
Part Number Cage Code Manufacturer
S9093-82-12A99193HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
Technical Data | NSN 5305-01-266-5267
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.164 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.625 INCHES MINIMUM AND 0.685 INCHES MAXIMUM
FASTENER LENGTH0.875 INCHES NOMINAL
HEAD STYLE0 HEXAGON
HEAD HEIGHT0.250 INCHES NOMINAL
WIDTH BETWEEN FLATS0.242 INCHES MINIMUM
EXTENDED WASHER DIAMETER0.312 INCHES NOMINAL
EXTENDED WASHER THICKNESS0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM
GRIP LENGTH0.190 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
GRIP DIAMETER0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM
SPECIAL FEATURESSAME AS MS21287 EXCEPT FOR THREAD SIZE AND/OR DRILLED HEA
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW MACHINE