NSN 5305-00-526-1037

Part Details | CLOSE TOLERANCE SCREW

5305-00-526-1037 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: BACB30LU37, BACB30LU3-7, BACB30LU37, BACB30LU3-7, BACB30LU37, BACB30LU3-7, BACB30LU37, BACB30LU3-7, BACB30LU37, BACB30LU3-7, BACB30LU37, BACB30LU3-7, BACB30LU37, BACB30LU3-7, BACB30LU37, BACB30LU3-7, BACB30LU37, BACB30LU3-7, BACB30LU37, BACB30LU3-7, BACB30LU37, BACB30LU3-7, BACB30LU37, BACB30LU3-7, BACB30LU37, BACB30LU3-7, BACB30LU37, BACB30LU3-7, 5305-00-526-1037, 00-526-1037, 5305005261037, 005261037

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53AUG 28, 197400-526-103729294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-526-1037
Part Number Cage Code Manufacturer
BACB30LU3-792215ARCONIC GLOBAL FASTENERS & RINGS,INC.
BACB30LU3-71RC86ARCONIC GLOBAL FASTENERS & RINGS,INC.
BACB30LU3-706950ARCONIC GLOBAL FASTENERS & RINGS,INC.
BACB30LU3-782918BOEING COMPANY, THEDBA BOEING
BACB30LU3-717943FEDERAL MANUFACTURING CORPORATION
BACB30LU3-773197HI-SHEAR CORPORATION
BACB30LU3-717446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
BACB30LU3-797928HUCK INTL INC
BACB30LU3-756878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
BACB30LU3-780539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
BACB30LU3-706725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
BACB30LU3-727624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
BACB30LU3-781205THE BOEING COMPANYDBA BOEING
BACB30LU3-706710VALLEY-TODECO, INC.DBA ARCONIC FASTENING SYSTEMS AND
Technical Data | NSN 5305-00-526-1037
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 LENGTH0.768 INCHES MINIMUM AND 0.798 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.337 INCHES MINIMUM AND 0.383 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1
GRIP LENGTH0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
GRIP DIAMETER0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM
END ITEM IDENTIFICATIONB-52, C-18A, RADAR SYSTEM