|
|
|
National Stock Number:
5306-01-476-9157
Federal Supply Class:
5306
National Item Identification Number:
014769157
Description:
BOLT,CLOSE TOLERANCE
Detail:
An externally threaded fastener whose unthreaded portion is of a specified 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. 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. A locking feature may be incorporated in the design of the head or threads. For items having close tolerance, and fabricated from material having 160,000 pounds per square inch (1100 megapascals) minimum tensile strength, see BOLT, SHEAR. For items fabricated from material having less than 160,000 pounds per square inch (1100 megapascals) minimum tensile strength and not having a close tolerance, see BOLT, MACHINE.
|
Manufacturer Information:
| 122897-6-17 | 0PTK6 | SPS TECHNOLOGIES INC | | 122897-6-17 | 56878 | SPS TECHNOLOGIES, LLC | | AIC763-6-17 | 06725 | SPS TECHNOLOGIES, LLC | | HP7753-6-17 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | GS1032-6-17 | 1EM77 | B & B SPECIALTIES INC | | 122897-6-17 | 80539 | SPS TECHNOLOGIES, LLC | | SLB255-6-17 | 16258 | SPACE-LOK, INC. | | S343-6-17 | 17446 | HUCK INTERNATIONAL, INC | | ST3M753-6-17 | 1VSL7 | HOUSTON PRECISION FASTENERS I LP | | PBF1267-6-17 | 27624 | SPS TECHNOLOGIES LLC | | ST3M753-6-17 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | MB156-6-17 | 73197 | HI-SHEAR CORPORATION | | ST3M753-6-17 | 76301 | THE BOEING COMPANY | | MB156-6-17 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | VFK600-6-17 | 06710 | VALLEY-TODECO, INC. | | VS3190-6-17 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC |
|
Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.3750 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.614 INCHES NOMINAL | | FASTENER LENGTH | 1.6765 INCHES NOMINAL | | MATERIAL | STEEL COMP XM-13 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629, PH13-8MO ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH | | HEAD STYLE | SPLINE EXTENDED WASHER | | HEAD HEIGHT | 0.337 INCHES NOMINAL | | EXTENDED WASHER DIAMETER | 0.691 INCHES MINIMUM AND | | 0.701 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.054 INCHES NOMINAL | | HEAD MINOR DIAMETER | 0.423 INCHES MINIMUM AND | | 0.438 INCHES MAXIMUM | | GRIP LENGTH | 1.0625 INCHES NOMINAL | | GRIP DIAMETER | 0.3740 INCHES MINIMUM AND | | 0.3745 INCHES MAXIMUM | | SPECIAL FEATURES | WRENCHING ELEMENTS - 14 | | CRITICALITY CODE JUSTIFICATION | AGAV | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT-CLOSE TOLERANCE, SPLINE DRIVE, FLANGE HEAD (220 KSI FTU) CRES |
|
|