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National Stock Number:
5305-01-412-5358
Federal Supply Class:
5305
National Item Identification Number:
014125358
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.
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Manufacturer Information:
| LD111-0045-2310 | 06710 | VALLEY-TODECO, INC. | | LD111-0045-2310 | 06725 | SPS TECHNOLOGIES, LLC | | LD111-0045-2310 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | LD111-0045-2310 | 17446 | HUCK INTERNATIONAL, INC | | LD111-0045-2310 | 27624 | SPS TECHNOLOGIES LLC | | LD111-0045-2310 | 43999 | THE BOEING COMPANY | | LD111-0045-2310 | 56878 | SPS TECHNOLOGIES, LLC | | LD111-0045-2310 | 57928 | SONIC INDUSTRIES, INC. | | LD111-0045-2310 | 73197 | HI-SHEAR CORPORATION | | LD111-0045-2310 | 80539 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.331 INCHES NOMINAL | | FASTENER LENGTH | 0.941 INCHES MINIMUM AND | | 0.971 INCHES MAXIMUM | | MATERIAL | STEEL COMP XM-13 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.339 INCHES MINIMUM | | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND | | 101.0 DEGREES MAXIMUM | | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) | | GRIP LENGTH | 0.625 INCHES NOMINAL | | GRIP DIAMETER | 0.2021 INCHES MINIMUM AND | | 0.2026 INCHES MAXIMUM | | SPECIAL FEATURES | OVERSIZE GRIP DIA |
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