NSN 5305-00-151-8658

Part Details | CLOSE TOLERANCE SCREW

5305-00-151-8658 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: 2R18631, 2R1863-1, 2R146510, 2R1465-10, GS551P4741, GS551P4-741, HP6551P4741, HP6551P4-741, GS551P741, GS551P-741, BM190704741, BM19070-4-741, BM190704741, BM19070-4-741, BM190494741, BM19049-4-741, GS551P4741, GS551P4-741, PBF1286741, PBF1286-741, 5305-00-151-8658, 00-151-8658, 5305001518658, 001518658

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53NOV 13, 197000-151-865829294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-151-8658
Part Number Cage Code Manufacturer
2R1863-103481BFGOODRICH CO THEAEROSPACE DIV
2R1465-1003481BFGOODRICH CO THEAEROSPACE DIV
GS551P4-74102692DOLLY MFG CORP
HP6551P4-74102692DOLLY MFG CORP
GS551P-7410ZC92HEARTLAND PRECISION FASTENERS, INC.
BM19070-4-74117446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
BM19070-4-74197928HUCK INTL INC
BM19049-4-74197928HUCK INTL INC
GS551P4-74126512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
PBF1286-74127624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
Technical Data | NSN 5305-00-151-8658
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.329 INCHES MINIMUM AND 0.389 INCHES MAXIMUM
FASTENER LENGTH1.024 INCHES MINIMUM AND 1.054 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH150000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.357 INCHES NOMINAL
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
GRIP LENGTH0.665 INCHES MINIMUM AND 0.695 INCHES MAXIMUM
GRIP DIAMETER0.2540 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM
SPECIAL FEATURESCOLOR TAN,SURFACE OF HEAD
END ITEM IDENTIFICATIONW/S: AIRCRAFT, PROWLER EA-6B