5305-01-158-7834 SCREW,SHOULDER Index 5305-01-158-7836 SCREW,CLOSE TOLERANCE

National Stock Number:
5305-01-158-7835

Federal Supply Class:
5305

National Item Identification Number:
011587835

Description:
SCREW,CLOSE TOLERANCE

Detail:
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.


Manufacturer Information:
67077D-3-2256878SPS TECHNOLOGIES, LLC
67077D-3-2280539SPS TECHNOLOGIES, LLC
BM21009-3H-2217446HUCK INTERNATIONAL, INC
BM21009-3H-2297928HUCK INTL INC
GB511J3D2226512NORTHROP GRUMMAN SYSTEMS CORPORATION
HT193LB3H-2273197HI-SHEAR CORPORATION
HT193LB3H-22L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
HT8099-3D2292215HOWMET GLOBAL FASTENING SYSTEMS INC
T151-3D2217446HUCK INTERNATIONAL, INC
T151-3D2285495PRECISION FASTENING SUB OMARK INDUSTRIES INC
T151-3D2297928HUCK INTL INC


Techincal Specification:
FASTENER LENGTH1.698 INCHES MINIMUM AND 1.745 INCHES MAXIMUM
GRIP DIAMETER0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM
GRIP LENGTH1.375 INCHES NOMINAL
HEAD DIAMETER0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM
HEAD HEIGHT0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM
HEAD STYLEPAN
HOLE CONFIGURATION STYLEROUND
HOLE DIAMETER0.032 INCHES MINIMUM AND 0.042 INCHES MAXIMUM
HOLE QUANTITY1
HOLE TYPEDRILLED
INTERNAL DRIVE STYLEHIGH-TORQUE
MATERIALTITANIUM ALLOY UNS R54520 OVERALL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.190 INCHES
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
SURFACE FINISH63.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH63.0 MICROINCHES GRIP
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.323 INCHES MINIMUM AND 0.370 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJC
THREAD QUANTITY PER INCH32


Click here to Register for Free 30-day Trial