|
|
|
National Stock Number:
5305-01-096-7350
Federal Supply Class:
5305
National Item Identification Number:
010967350
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.
|
Manufacturer Information:
| 11883-5-12/11883-5L12 | 59563 | REID PRODUCTS INC. | | 3M926-5-12 | 76301 | THE BOEING COMPANY | | HT4068-5-12A | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4068-5-12A | 17446 | HUCK INTERNATIONAL, INC | | HT4068-5-12 | 73197 | HI-SHEAR CORPORATION | | 3M926-5L12 | 76301 | THE BOEING COMPANY | | HT4068-5-12A | 56878 | SPS TECHNOLOGIES, LLC | | HT4068-5-12A | 58988 | KARG CORP | | HT4068-5-12A | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | HT4068-5-12A | 60516 | WEST COAST AEROSPACE, INC. | | HT4068-5-12A | 73197 | HI-SHEAR CORPORATION | | HT4068-5-12A | 80539 | SPS TECHNOLOGIES, LLC | | HT4068-5-12A | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4068-5-12A | 97928 | HUCK INTL INC | | HT4068-5-12A | K5673 | SPS TECHNOLOGIES LTD TJ BROOKS DIVISION |
|
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 | 0.506 INCHES MINIMUM AND | | 0.556 INCHES MAXIMUM | | FASTENER LENGTH | 1.266 INCHES MINIMUM AND | | 1.296 INCHES MAXIMUM | | MATERIAL | STEEL COMP XM-13 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | 23M112 FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ALUMINUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-83488 TY 2 CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.429 INCHES MINIMUM AND | | 0.477 INCHES MAXIMUM | | COUNTERSINK ANGLE | 99.5 DEGREES MINIMUM AND | | 100.5 DEGREES MAXIMUM | | INTERNAL DRIVE STYLE | HIGH-TORQUE | | GRIP LENGTH | 0.740 INCHES MINIMUM AND | | 0.760 INCHES MAXIMUM | | GRIP DIAMETER | 0.3110 INCHES MINIMUM AND | | 0.3120 INCHES MAXIMUM | | SPECIAL FEATURES | CETYL ALCOHOL APPLICATION PER MIL-L-87132,TYPE 1,GRADE B | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 73197 | | DESIGN CONTROL REFERENCE | HT4068-5-12A |
|
|