NSN 5305-01-236-6193

Part Details | CLOSE TOLERANCE SCREW

5305-01-236-6193 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: HT4068423A, HT4068-4-23A, HT4068423A, HT4068-4-23A, 3M9264L23, 3M926-4L23, 3M9264L23, 3M926-4L23, HT4068423A, HT4068-4-23A, HT4068423A, HT4068-4-23A, HT4068423A, HT4068-4-23A, HT4068423A, HT4068-4-23A, 118834L23, 11883-4L23, HT4068423A, HT4068-4-23A, HT4068423A, HT4068-4-23A, HT4068423A, HT4068-4-23A, WC4068423, WC4068-4-23, 5305-01-236-6193, 01-236-6193, 5305012366193, 012366193

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUL 20, 198601-236-619329294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-01-236-6193
Part Number Cage Code Manufacturer
HT4068-4-23A92215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT4068-4-23A06950ARCONIC GLOBAL FASTENERS & RINGS,INC.
3M926-4L2376301BOEING COMPANY, THEDBA BOEING
3M926-4L2358998FASTENER INNOVATION TECHNOLOGY, INC.DBA F I T
HT4068-4-23A73197HI-SHEAR CORPORATION
HT4068-4-23A17446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
HT4068-4-23A97928HUCK INTL INC
HT4068-4-23AL4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
11883-4L2359563REID PRODUCTS INC.DBA REID PRODUCTS
HT4068-4-23AK5673SPS TECHNOLOGIES LTD TJ BROOKSDIVISION
HT4068-4-23A56878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
HT4068-4-23A80539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
WC4068-4-2360516WEST COAST AEROSPACE INC
Technical Data | NSN 5305-01-236-6193
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.444 INCHES MINIMUM AND 0.494 INCHES MAXIMUM
FASTENER LENGTH1.892 INCHES MINIMUM AND 1.922 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
HEAD STYLE4 HEXAGON COUNTERSUNK
HEAD DIAMETER0.3898 INCHES MINIMUM AND 0.3948 INCHES MAXIMUM
COUNTERSINK ANGLE101.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH1.428 INCHES MINIMUM AND 1.448 INCHES MAXIMUM
GRIP DIAMETER0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
SPECIAL FEATURESFINISH TOP OF HEAD WITH WHITE PAINT,COLOR NO. 37875 PER FED-STD-595