NSN 5305-00-094-6879

Part Details | CLOSE TOLERANCE SCREW

5305-00-094-6879 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: ST3M455512, ST3M455-5-12, BM19021512, BM19021-5-12, BM19021512, BM19021-5-12, 11907512, 11907-5-12, 5305-00-094-6879, 00-094-6879, 5305000946879, 000946879

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 06, 197200-094-687929294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-00-094-6879
Part Number Cage Code Manufacturer
ST3M455-5-1276301BOEING COMPANY, THEDBA BOEING
BM19021-5-1217446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
BM19021-5-1297928HUCK INTL INC
11907-5-1259563REID PRODUCTS INC.DBA REID PRODUCTS
Technical Data | NSN 5305-00-094-6879
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.384 INCHES MINIMUM
FASTENER LENGTH1.217 INCHES NOMINAL
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.429 INCHES MINIMUM AND 0.477 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 1.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH0.750 INCHES NOMINAL
GRIP DIAMETER0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM