NSN 5305-01-026-0831 NAS112125H, NAS1121-25H, 01-026-0831
Product Details | CLOSE TOLERANCE SCREW
5305-01-026-0831 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.
Part Alternates: NAS112125H, NAS1121-25H, 5305-01-026-0831, 01-026-0831, 5305010260831, 010260831
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 15 AUG 1976 | 01-026-0831 | 29294 ( SCREW, CLOSE TOLERANCE ) |
Drawings & Photos | NSN 5305-01-026-0831
Cross Reference | NSN 5305-01-026-0831
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| NAS1121-25H | 04348 | LAWRENCE ENGINEERING AND SUPPLY INC |
| NAS1121-25H | 07851 | NOR-CAL SUPPLY CO.INC. |
| NAS1121-25H | 08938 | AIR INDUSTRIES CO INC |
| NAS1121-25H | 17446 | HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS |
| NAS1121-25H | 30485 | QUALIFIED AIR COMPONENTS INC. |
| NAS1121-25H | 30902 | F AND C SALES INC |
| NAS1121-25H | 50568 | APCOM INC |
| NAS1121-25H | 53606 | PLASTIC AND METAL PRODUCTS CORPORATION |
| NAS1121-25H | 56878 | SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION |
| NAS1121-25H | 58998 | EMHART TEKNOLOGIES LLC DBA FASTENER INNOVATION TECHNOLOGY |
| NAS1121-25H | 73197 | HI-SHEAR CORPORATION |
| NAS1121-25H | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES |
| NAS1121-25H | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP |
| NAS1121-25H | 92215 | ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS |
| NAS1121-25H | 97928 | HUCK INTL INC |
| NAS1121-25H | L4528 | LISI AEROSPACE CANADA CORP |
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Technical Data | NSN 5305-01-026-0831
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNJC |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.251 INCHES MINIMUM AND 0.301 INCHES MAXIMUM |
| FASTENER LENGTH | 1.823 INCHES MINIMUM AND 1.853 INCHES MAXIMUM |
| MATERIAL | STEEL COMP E4340 OR STEEL COMP 4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| HEAD STYLE | C49 FLAT CHAMFER |
| HEAD DIAMETER | 0.221 INCHES MINIMUM AND 0.226 INCHES MAXIMUM |
| HEAD HEIGHT | 0.074 INCHES MINIMUM AND 0.086 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | D8 TORQUE SET |
| HOLE CONFIGURATION STYLE | E9 ROUND |
| HOLE TYPE | DRILLED |
| HOLE QUANTITY | 2 |
| HOLE DIAMETER | 0.038 INCHES NOMINAL |
| GRIP LENGTH | 1.552 INCHES MINIMUM AND 1.572 INCHES MAXIMUM |
| GRIP DIAMETER | 0.1365 INCHES MINIMUM AND 0.1375 INCHES MAXIMUM |
| SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD 32.0 MICROINCHES GRIP 32.0 MICROINCHES THREADS |
| SPECIFICATION/STANDARD DATA | 80205-NAS1121 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
Restrictions/Controls & Freight Information | NSN 5305-01-026-0831
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| NMF Description | 096640 | SCREWS, IRON OR STEEL |
| Less than car load rating | ||
| Less than truck load rating | Q | 70.0 |
| Water commodity Code | 713 | unknown |
| Originating Activity Code | KZ | Defense Supply Center Philadelphia Philadelphia, PA 19101 |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | B | Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |
Management | NSN 5305-01-026-0831
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9B | Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | Y | TERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |