NSN 5305-00-538-7073

Part Details | CLOSE TOLERANCE SCREW

5305-00-538-7073 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: BACB30LU38, BACB30LU3-8, BACB30LU38, BACB30LU3-8, BACB30LU38, BACB30LU3-8, BACB30LU38, BACB30LU3-8, BACB30LU38, BACB30LU3-8, BACB30LU38, BACB30LU3-8, BACB30LU38, BACB30LU3-8, BACB30LU38, BACB30LU3-8, BACB30LU38, BACB30LU3-8, BACB30LU38, BACB30LU3-8, BACB30U38, BACB30U3-8, BACB30LU38, BACB30LU3-8, BACB30LU38, BACB30LU3-8, 5305-00-538-7073, 00-538-7073, 5305005387073, 005387073

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 25, 197400-538-707329294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-538-7073
Part Number Cage Code Manufacturer
BACB30LU3-892215ARCONIC GLOBAL FASTENERS & RINGS,INC.
BACB30LU3-81RC86ARCONIC GLOBAL FASTENERS & RINGS,INC.
BACB30LU3-806950ARCONIC GLOBAL FASTENERS & RINGS,INC.
BACB30LU3-817943FEDERAL MANUFACTURING CORPORATION
BACB30LU3-817446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
BACB30LU3-897928HUCK INTL INC
BACB30LU3-857928SONIC INDUSTRIES INC.
BACB30LU3-856878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
BACB30LU3-880539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
BACB30LU3-806725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
BACB30U3-827624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
BACB30LU3-881205THE BOEING COMPANYDBA BOEING
BACB30LU3-806710VALLEY-TODECO, INC.DBA ARCONIC FASTENING SYSTEMS AND
Technical Data | NSN 5305-00-538-7073
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.320 INCHES MINIMUM AND 0.370 INCHES MAXIMUM
FASTENER LENGTH0.830 INCHES MINIMUM AND 0.860 INCHES MAXIMUM
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.337 INCHES MINIMUM AND 0.383 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1
GRIP LENGTH0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
GRIP DIAMETER0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM