# NSN 5305-00-308-1806: Screw, Close Tolerance

NSN 5305-00-308-1806 (also written 5305003081806; NIIN 00-308-1806) is a screw, close tolerance in Federal Supply Class 5305, Screws. 24 manufacturer part numbers from 19 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5305-00-308-1806 (5305003081806)
- NIIN: 00-308-1806 (003081806)
- Item name: SCREW,CLOSE TOLERANCE
- Federal Supply Class: [FSC 5305 Screws](https://nsnexplorer.com/fsc/5305/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-15)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 3A |
| AASL | HEAD DIAMETER | INCHES MINIMUM 0.662 AND INCHES MAXIMUM 0.668 |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.438 |
| AAUR | GRIP DIAMETER | INCHES MINIMUM 0.4365 AND INCHES MAXIMUM 0.4370 |
| ABQZ | INTERNAL DRIVE STYLE | — |
| MATT | MATERIAL | OVERALL TITANIUM ALLOY |
| CRSQ | COUNTERSINK ANGLE | DEGREES MINIMUM 99.0 AND DEGREES MAXIMUM 101.0 |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CQBC | MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 160000 |
| AASA | THREAD LENGTH | INCHES MINIMUM 0.631 AND INCHES MAXIMUM 0.681 |
| AASB | FASTENER LENGTH | INCHES MINIMUM 1.203 AND INCHES MAXIMUM 1.233 |
| AASK | HEAD STYLE | — |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 4928 OR ASSN STD SINGLE MATERIAL RESPONSE A-S 4967 |
| ANEE | GRIP LENGTH | INCHES MINIMUM 0.552 AND INCHES MAXIMUM 0.572 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 11909V7L9-1 | 59563 | REID PRODUCTS INC. DBA REID PRODUCTS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HT4028L7-9 | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HT4028L7-9 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HT4028L7-9 | 17446 | HUCK INTERNATIONAL, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HT4028L7-9 | 27624 | SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HT4028L7-9 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HT4028L7-9 | 73197 | HI-SHEAR CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HT4028L7-9 | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HT4028L7-9 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HT4028L7-9 | 97928 | HUCK INTL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HT4028L7-9 | K5673 | SPS TECHNOLOGIES LTD, TJ BROOKS DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ST3M466V7L9-1 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ST3M466V7L9-1 | 0K6Z0 | SATURN FASTENERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ST3M466V7L9-1 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ST3M466V7L9-1 | 17446 | HUCK INTERNATIONAL, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ST3M466V7L9-1 | 1VSL7 | HOUSTON PRECISION FASTENERS I LP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ST3M466V7L9-1 | 4WL75 | CAMCAR LLC DIV CAMCAR LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ST3M466V7L9-1 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ST3M466V7L9-1 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ST3M466V7L9-1 | 73197 | HI-SHEAR CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ST3M466V7L9-1 | 76301 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ST3M466V7L9-1 | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ST3M466V7L9-1 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| WC4028L7-9 | 60516 | WEST COAST AEROSPACE, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A6-27-T-3765 | 438 | 2026-10-21 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305003081806&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305003081806&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305003081806
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/5305-00-308-1806/
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