NSN 5305-01-167-9331

Part Details | CLOSE TOLERANCE SCREW

5305-01-167-9331 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: CA2194412, CA2194-4-12, LE11100034012, LE111-0003-4012, FIT0100034012, FIT01-0003-4012, LE11100034012, LE111-0003-4012, 5305-01-167-9331, 01-167-9331, 5305011679331, 011679331

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 08, 198301-167-933129294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HEXAGON

Cross Reference | NSN 5305-01-167-9331
Part Number Cage Code Manufacturer
CA2194-4-1229372ARCONIC GLOBAL FASTENERS & RINGS,INC.
LE111-0003-401243999BOEING COMPANY, THEDBA BOEING
FIT01-0003-401258998FASTENER INNOVATION TECHNOLOGY, INC.DBA F I T
LE111-0003-401258998FASTENER INNOVATION TECHNOLOGY, INC.DBA F I T
Technical Data | NSN 5305-01-167-9331
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.516 INCHES MINIMUM AND 0.556 INCHES MAXIMUM
FASTENER LENGTH1.276 INCHES MINIMUM AND 1.296 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE4 HEXAGON COUNTERSUNK
HEAD DIAMETER0.355 INCHES MINIMUM AND 0.397 INCHES MAXIMUM
COUNTERSINK ANGLE100.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.1565 INCHES MINIMUM AND 0.1587 INCHES MAXIMUM
GRIP LENGTH0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
GRIP DIAMETER0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
SPECIAL FEATURESKEYWAYS 1.181 IN. MIN AND 1.211 IN. MAX LONG,0.040 IN. MIN AND 0.044 IN. MAX WIDE MACHINED IN SHANK BORE MACHINED IN THREAD END TO RECEIVE PLUG