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National Stock Number:
5305-01-591-0080
Federal Supply Class:
5305
National Item Identification Number:
015910080
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:
| 11923-10-10 | 59563 | REID PRODUCTS INC. | | HT4027-10-10 | 06725 | SPS TECHNOLOGIES, LLC | | HT4027-10-10 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4027-10-10 | 17446 | HUCK INTERNATIONAL, INC | | HT4027-10-10 | 27624 | SPS TECHNOLOGIES LLC | | HT4027-10-10 | 56878 | SPS TECHNOLOGIES, LLC | | ST3M557-10-10 | 06710 | VALLEY-TODECO, INC. | | ST3M557-10-10 | 0K6Z0 | SATURN FASTENERS INC | | ST3M557-10-10 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | ST3M557-10-10 | 1VSL7 | HOUSTON PRECISION FASTENERS I LP | | HT4027-10-10 | 73197 | HI-SHEAR CORPORATION | | HT4027-10-10 | 80539 | SPS TECHNOLOGIES, LLC | | HT4027-10-10 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4027-10-10 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | ST3M557-10-10 | 4WL75 | CAMCAR LLC DIV CAMCAR LLC | | ST3M557-10-10 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | WC4027-10-10 | 60516 | WEST COAST AEROSPACE, INC. | | ST3M557-10-10 | 76301 | THE BOEING COMPANY | | ST3M557-10-10 | U6683 | LINREAD LTD DBA LINREAD NORTHBRIDGE |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.625 INCHES | | THREAD QUANTITY PER INCH | 18 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.953 INCHES NOMINAL | | FASTENER LENGTH | 1.563 INCHES MINIMUM AND | | 1.593 INCHES MAXIMUM | | MATERIAL | NICKEL ALLOY 718 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2700 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | FILLISTER COUNTERSUNK | | HEAD DIAMETER | 0.848 INCHES MINIMUM AND | | 0.925 INCHES MAXIMUM | | HEAD HEIGHT | 0.026 INCHES MAXIMUM | | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND | | 101.0 DEGREES MAXIMUM | | INTERNAL DRIVE STYLE | HIGH-TORQUE | | GRIP LENGTH | 0.625 INCHES NOMINAL | | GRIP DIAMETER | 0.624 INCHES NOMINAL | | POINT STYLE | FLAT | | POINT LENGTH | 0.068 INCHES NOMINAL | | POINT CHAMFER ANGLE | 45.0 DEGREES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW-CLOSE TOLERANCE, 100 DEG COUNTERSUNK, REDUCED HEAD, HI-TORQUE, NON-MAGNETIC CRES (125 KSI FSU) |
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