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National Stock Number:
5305-01-628-4510
Federal Supply Class:
5305
National Item Identification Number:
016284510
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:
| 11845V6-15A | 59563 | REID PRODUCTS INC. | | 3M1170V6-15A | 06710 | VALLEY-TODECO, INC. | | 3M1170V6-15A | 0K6Z0 | SATURN FASTENERS INC | | 3M1170V6-15A | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | 3M1170V6-15A | 1VSL7 | HOUSTON PRECISION FASTENERS I LP | | 3M1170V6-15A | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | TX27V6-15A | 06725 | SPS TECHNOLOGIES, LLC | | TX27V6-15A | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | GS1014V6-15A | 1EM77 | B & B SPECIALTIES INC | | TX27V6-15A | 27624 | SPS TECHNOLOGIES LLC | | TX27V6-15A | 56878 | SPS TECHNOLOGIES, LLC | | TX27V6-15A | 73197 | HI-SHEAR CORPORATION | | 3M1170V6-15A | 76301 | THE BOEING COMPANY | | TX27V6-15A | 80539 | SPS TECHNOLOGIES, LLC | | TX27V6-15A | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | TX27V6-15A | C4293 | ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3A | | NONSTANDARD THREAD PITCH DIAMETER | -0.2175 TO 0.2175 INCHES | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.578 INCHES NOMINAL | | FASTENER LENGTH | 1.4235 INCHES MINIMUM AND | | 1.4535 INCHES MAXIMUM | | MATERIAL | TITANIUM OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.5504 INCHES MINIMUM AND | | 0.5604 INCHES MAXIMUM | | HEAD HEIGHT | 0.077 INCHES NOMINAL | | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND | | 101.0 DEGREES MAXIMUM | | INTERNAL DRIVE STYLE | TORX | | SPLINE MAJOR DIAMETER | 0.154 INCHES MINIMUM AND | | 0.156 INCHES MAXIMUM | | GRIP LENGTH | 0.9375 INCHES NOMINAL | | GRIP DIAMETER | 0.3740 INCHES MINIMUM AND | | 0.3745 INCHES MAXIMUM | | POINT STYLE | FLAT | | POINT CHAMFER ANGLE | 45.0 DEGREES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, 100 DEGREE REDUCED HEAD, GEAR DRIVE RECESS - 6AL-4V TITANIUM (95 KKSI SHEAR) |
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