5305-01-212-5212 SCREW,CLOSE TOLERANCE Index 5940-01-212-5214 TERMINAL BOARD

National Stock Number:
5305-01-212-5213

Federal Supply Class:
5305

National Item Identification Number:
012125213

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:
11905-3DL1759563REID PRODUCTS INC.
1190503DL1759563REID PRODUCTS INC.
HT4025L3D1706725SPS TECHNOLOGIES, LLC
HT4025L3D1706950HOWMET GLOBAL FASTENING SYSTEMS INC
HT4025L3D1717446HUCK INTERNATIONAL, INC
HT4025L3D1727624SPS TECHNOLOGIES LLC
HT4025L3D1756878SPS TECHNOLOGIES, LLC
HT4025L3D1773197HI-SHEAR CORPORATION
HT4025L3D1780539SPS TECHNOLOGIES, LLC
HT4025L3D1792215HOWMET GLOBAL FASTENING SYSTEMS INC
HT4025L3D1797928HUCK INTL INC
HT4025L3D17K5673SPS TECHNOLOGIES LTD TJ BROOKS DIVISION
HT4025L3D17L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
ST3M454-3DL1706710VALLEY-TODECO, INC.
ST3M454-3DL170ZC92HEARTLAND PRECISION FASTENERS INC
ST3M454-3DL171VSL7HOUSTON PRECISION FASTENERS I LP
ST3M454-3DL1758998FASTENER INNOVATION TECHNOLOGY, INC.
ST3M454-3DL1760516WEST COAST AEROSPACE, INC.
ST3M454-3DL1776301THE BOEING COMPANY
WC4025L-3D1760516WEST COAST AEROSPACE, INC.


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER1.333 INCHES MINIMUM AND 1.373 INCHES MAXIMUM FIRST HOLE
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH1.454 INCHES MINIMUM AND 1.484 INCHES MAXIMUM
GRIP DIAMETER0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM
GRIP LENGTH1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM
HEAD DIAMETER0.376 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLEHIGH-TORQUE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP XM-13 OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SHANK UNTHREADED HOLE DIAMETER0.070 INCHES MINIMUM AND 0.075 INCHES MAXIMUM FIRST HOLE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.382 INCHES MINIMUM AND 0.432 INCHES MAXIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNJF


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