NSN 5305-01-118-3141

Part Details | CLOSE TOLERANCE SCREW

5305-01-118-3141 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: HT8171513, HT8171-5-13, H148513, H148-5-13, H148513, H148-5-13, GB510BC513, GB510BC5-13, B510BC513, B510BC5-13, 106706H5A13, 106706H-5-A13, 106706H5A13, 106706H-5-A13, 5305-01-118-3141, 01-118-3141, 5305011183141, 011183141

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 01, 198101-118-314129294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-01-118-3141
Part Number Cage Code Manufacturer
HT8171-5-1392215ARCONIC GLOBAL FASTENERS & RINGS,INC.
H148-5-1317446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
H148-5-1397928HUCK INTL INC
GB510BC5-1326512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
B510BC5-1326512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
106706H-5-A1356878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
106706H-5-A1380539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
Technical Data | NSN 5305-01-118-3141
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.454 INCHES MINIMUM AND 0.521 INCHES MAXIMUM
FASTENER LENGTH1.276 INCHES MINIMUM AND 1.323 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH220000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.573 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM
GRIP DIAMETER0.3108 INCHES MINIMUM AND 0.3117 INCHES MAXIMUM
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT