NSN 5305-01-193-1905

Part Details | CLOSE TOLERANCE SCREW

5305-01-193-1905 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: HT813769AS, HT8137-6-9AS, HT813769AS, HT8137-6-9AS, ST3M430V69AS, ST3M430V6-9AS, HT271A69, HT271A6-9, BM33024V69U, BM33024V6-9U, BM33024V69U, BM33024V6-9U, BM33024V69N, BM33024V6-9N, HT271A69, HT271A6-9, 11017969AS, 110179-6-9AS, 11017969AS, 110179-6-9AS, 5305-01-193-1905, 01-193-1905, 5305011931905, 011931905

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 31, 198401-193-190529294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-01-193-1905
Part Number Cage Code Manufacturer
HT8137-6-9AS92215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT8137-6-9AS06950ARCONIC GLOBAL FASTENERS & RINGS,INC.
ST3M430V6-9AS76301BOEING COMPANY, THEDBA BOEING
HT271A6-973197HI-SHEAR CORPORATION
BM33024V6-9U17446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
BM33024V6-9U97928HUCK INTL INC
BM33024V6-9N97928HUCK INTL INC
HT271A6-9L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
110179-6-9AS56878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
110179-6-9AS80539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
Technical Data | NSN 5305-01-193-1905
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.615 INCHES MINIMUM AND 0.682 INCHES MAXIMUM
FASTENER LENGTH1.187 INCHES MINIMUM AND 1.234 INCHES MAXIMUM
HEAD STYLE1 HEXAGON COUNTERSUNK
HEAD DIAMETER0.7556 INCHES MINIMUM AND 0.7604 INCHES MAXIMUM
HEAD HEIGHT0.1147 INCHES MINIMUM AND 0.1167 INCHES MAXIMUM
COUNTERSINK ANGLE100.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM
GRIP DIAMETER0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM
SPECIAL FEATURESCETYL ALCOHOL LUBRICATION,FURNISHED WITH O RING