NSN 5305-00-420-8249

Part Details | CLOSE TOLERANCE SCREW

5305-00-420-8249 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: NAS1133V26, NAS1133V26, NAS1133V26, NAS1133V26, NAS1133V26, NAS1133V26, NAS1133V26, NAS1133V26, NAS1133V26, NAS1133V26, NAS1133V26, NAS1133V26, NAS1133V26, NAS1133V26, NAS1133V26, 5305-00-420-8249, 00-420-8249, 5305004208249, 004208249

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 19, 196900-420-824929294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

OFFSET CRUCIFORM (TORQUE SET)

Cross Reference | NSN 5305-00-420-8249
Part Number Cage Code Manufacturer
NAS1133V2608938AIR INDUSTRIES CO INC
NAS1133V2650568APCOM INC
NAS1133V2692215ARCONIC GLOBAL FASTENERS & RINGS,INC.
NAS1133V2630902F AND C SALES INC
NAS1133V2658998FASTENER INNOVATION TECHNOLOGY, INC.DBA F I T
NAS1133V2673197HI-SHEAR CORPORATION
NAS1133V2617446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
NAS1133V2697928HUCK INTL INC
NAS1133V2604348LAWRENCE ENGINEERING AND SUPPLY INC
NAS1133V26L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
NAS1133V2680205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
NAS1133V2607851NOR-CAL SUPPLY CO.INC.
NAS1133V2653606PLASTIC AND METAL PRODUCTSCORPORATION
NAS1133V2656878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
NAS1133V2680539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
Technical Data | NSN 5305-00-420-8249
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.192 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.251 INCHES MINIMUM AND 0.301 INCHES MAXIMUM
FASTENER LENGTH1.886 INCHES MINIMUM AND 1.916 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE2 DISHED HEXAGON
HEAD DIAMETER0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM
HEAD HEIGHT0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
GRIP LENGTH1.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM
GRIP DIAMETER0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM