NSN 5305-00-891-1726

Part Details | CLOSE TOLERANCE SCREW

5305-00-891-1726 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: HT811559, HT8115-5-9, HT19559, HT195-5-9, HT811559, HT8115-5-9, 3M26359, 3M263-5-9, HT19559, HT195-5-9, HS262359, HS2623-5-9, HS262359, HS2623-5-9, HT19559, HT195-5-9, HT19559, HT195-5-9, 66117H59, 66117H5-9, 66117H59, 66117H-5-9, 642AS10042, 642AS1004-2, HS26235Z8, HS2623-5Z-8, 5305-00-891-1726, 00-891-1726, 5305008911726, 008911726

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 20, 196700-891-172629294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-00-891-1726
Part Number Cage Code Manufacturer
HT8115-5-9C4293ALCOA FASTENING SYSTEMSFAIRCHILDFASTENERS EUROPE - VSD GMBH
HT195-5-9C4293ALCOA FASTENING SYSTEMSFAIRCHILDFASTENERS EUROPE - VSD GMBH
HT8115-5-992215ARCONIC GLOBAL FASTENERS & RINGS,INC.
3M263-5-976301BOEING COMPANY, THEDBA BOEING
HT195-5-973197HI-SHEAR CORPORATION
HS2623-5-917446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
HS2623-5-997928HUCK INTL INC
HT195-5-9L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
HT195-5-9R1120SATAIR A/S
66117H5-950392SPS TECHNOLOGIES INC
66117H-5-9D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
642AS1004-2D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
HS2623-5Z-8D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
Technical Data | NSN 5305-00-891-1726
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.441 INCHES MINIMUM AND 0.508 INCHES MAXIMUM
FASTENER LENGTH1.013 INCHES MINIMUM AND 1.060 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH220000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM
GRIP DIAMETER0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM