NSN 5305-00-980-5252

Part Details | CLOSE TOLERANCE SCREW

5305-00-980-5252 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: HT8043P33, HT8043P3-3, HT8043P33, HT8043P3-3, HT239PB33, HT239PB3-3, GB510L33, GB510L3-3, HT239PB33, HT239PB3-3, R2950P33, R2950P3-3, NAS1581F3R3, NAS1581A3R3P, GB510L33, GB510L3-3, GB510L33, GB510L3-3, 5305-00-980-5252, 00-980-5252, 5305009805252, 009805252

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 14, 196600-980-525229294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

OFFSET CRUCIFORM (TORQUE SET)

Cross Reference | NSN 5305-00-980-5252
Part Number Cage Code Manufacturer
HT8043P3-392215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT8043P3-306950ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT239PB3-373197HI-SHEAR CORPORATION
GB510L3-397928HUCK INTL INC
HT239PB3-3L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
R2950P3-323991LOCKHEED MARTIN CORPORATIONDBA ROTARY AND MISSION SYSTEMS
NAS1581F3R380205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
NAS1581A3R3P80205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
GB510L3-326512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
GB510L3-380539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
Technical Data | NSN 5305-00-980-5252
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.337 INCHES MINIMUM AND 0.387 INCHES MAXIMUM
FASTENER LENGTH0.534 INCHES MINIMUM AND 0.564 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.2578 INCHES MINIMUM AND 0.3047 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
GRIP LENGTH0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM
GRIP DIAMETER0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM
SPECIAL FEATURESINTERNAL DRIVE RIBBED
SPECIFICATION/STANDARD DATA80205-NAS1581 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD