NSN 5305-01-272-0775

Part Details | CLOSE TOLERANCE SCREW

5305-01-272-0775 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: HT184819, HT184-8-19, HT184819, HT184-8-19, HT184819, HT184-8-19, HT184819, HT184-8-19, HT184819, HT184-8-19, HT184819, HT184-8-19, 5305-01-272-0775, 01-272-0775, 5305012720775, 012720775

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53FEB 04, 198801-272-077529294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HIGH-TORQUE

Cross Reference | NSN 5305-01-272-0775
Part Number Cage Code Manufacturer
HT184-8-1992215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT184-8-1906950ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT184-8-1973197HI-SHEAR CORPORATION
HT184-8-19L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
HT184-8-1956878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
HT184-8-1980539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
Technical Data | NSN 5305-01-272-0775
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.453 INCHES NOMINAL
FASTENER LENGTH1.188 INCHES NOMINAL
HEAD STYLE4 CROWNED HEXAGON
HEAD DIAMETER0.711 INCHES MINIMUM AND 0.759 INCHES MAXIMUM
HEAD HEIGHT0.111 INCHES NOMINAL
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH1.500 INCHES NOMINAL
GRIP DIAMETER0.498 INCHES MINIMUM AND 0.499 INCHES MAXIMUM