NSN 5305-01-043-1371

Part Details | CLOSE TOLERANCE SCREW

5305-01-043-1371 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: HT8181F419, HT8181F4-19, HT3264A19, HT326-4A19, BM19045419, BM19045-4-19, BM19045419, BM19045-4-19, HT3264A19, HT326-4A19, GB510N4A19, SFH22D4A19, SFH22D4A19, GB510FG419, GB510FG4-19, GB510FG419, GB510FG4-19, 5305-01-043-1371, 01-043-1371, 5305010431371, 010431371

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 19, 197701-043-137129294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5305-01-043-1371
Part Number Cage Code Manufacturer
HT8181F4-1992215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT326-4A1973197HI-SHEAR CORPORATION
BM19045-4-1917446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
BM19045-4-1997928HUCK INTL INC
HT326-4A19L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
GB510N4A1926512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
SFH22D4A1956878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
SFH22D4A1980539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
GB510FG4-1927624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
GB510FG4-1906710VALLEY-TODECO, INC.DBA ARCONIC FASTENING SYSTEMS AND
Technical Data | NSN 5305-01-043-1371
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
COUNTERSINK ANGLE100.0 DEGREES NOMINAL
SPECIFICATION/STANDARD DATA26512-GB510N MANUFACTURERS STANDARD
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT