|
|
|
National Stock Number:
5306-01-328-0264
Federal Supply Class:
5306
National Item Identification Number:
013280264
Description:
BOLT,SHEAR
Detail:
A high strength, 160,000 pounds per square inch (1100 megapascals) minimum tensile strength externally threaded fastener designed for use in applications involving great shear stress. The head is designed to accommodate an external wrench or driver. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. The unthreaded portion is of specific grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (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. A locking feature may be incorporated in the design of the head or threads. See BOLT, MACHINE and BOLT, CLEVIS.
|
Manufacturer Information:
| BACB30ST5-26 | 16258 | SPACE-LOK, INC. | | BACB30ST5-26 | 56878 | SPS TECHNOLOGIES, LLC | | BACB30ST5-26 | 81205 | THE BOEING COMPANY |
|
Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.861 INCHES NOMINAL | | FASTENER LENGTH | 2.486 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-7838 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 10200 POUNDS PER SQUARE INCH | | HEAD STYLE | HEXAGON EXTENDED WASHER | | HEAD HEIGHT | 0.156 INCHES MINIMUM AND | | 0.171 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND | | 0.502 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.580 INCHES NOMINAL | | EXTENDED WASHER THICKNESS | 0.006 INCHES MINIMUM AND | | 0.020 INCHES MAXIMUM | | GRIP LENGTH | 1.625 INCHES NOMINAL | | GRIP DIAMETER | 0.311 INCHES MINIMUM AND | | 0.312 INCHES MAXIMUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 81205 | | DESIGN CONTROL REFERENCE | BACB30ST5-26 |
|
|