# NSN 5305-01-211-6051: Screw, Machine

NSN 5305-01-211-6051 (also written 5305012116051; NIIN 01-211-6051) is a screw, machine in Federal Supply Class 5305, Screws. 13 manufacturer part numbers from 13 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5305-01-211-6051 (5305012116051)
- NIIN: 01-211-6051 (012116051)
- Item name: SCREW,MACHINE
- 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 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES MINIMUM 0.207 AND INCHES MAXIMUM 0.257 |
| AASB | FASTENER LENGTH | INCHES MINIMUM 2.529 AND INCHES MAXIMUM 2.559 |
| AASK | HEAD STYLE | — |
| AASL | HEAD DIAMETER | INCHES MINIMUM 0.194 AND INCHES MAXIMUM 0.225 |
| ABQZ | INTERNAL DRIVE STYLE | — |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.112 |
| CMLP | THREAD QUANTITY PER INCH | 40 |
| CQBC | MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 160000 |
| CQFM | HARDNESS RATING | ROCKWELL C MINIMUM 36.0 AND ROCKWELL C MAXIMUM 40.0 |
| CRSQ | COUNTERSINK ANGLE | DEGREES MINIMUM 99.0 AND DEGREES MAXIMUM 101.0 |
| CYAU | SCREW MATERIAL | STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 |
| CYBA | SCREW SURFACE TREATMENT | CADMIUM AND CHROMATE |
| CYBE | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | FED SPEC SINGLE TREATMENT RESPONSE QQ--416 TYE 2 CLASS 2 |
| THSD | THREAD SERIES DESIGNATOR | UNJC |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 123181A04T7 | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| A032-0037 | 17446 | HUCK INTERNATIONAL, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| A032-0037 | 97928 | HUCK INTL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AIC4038-04-7 | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| LE111-0032-0037 | 43999 | THE BOEING COMPANY DIV LEGACY AM&M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| LE111-0032-0037 | 58845 | ABOUNDING SECURITY INC DIV OF MAA CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| LE111-0032-0037 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| LE111-0032-0037 | 60516 | WEST COAST AEROSPACE, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| LE111-0032-0037 | 73197 | HI-SHEAR CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| LE111-0032-0037 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PBF1378-0037 | 27624 | SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SCI785T-04-37 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SII-1087-0037 | 57928 | SONIC INDUSTRIES, INC. DBA SONIC INDUSTRIES INC DIV SONIC INDUSTRIES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305012116051&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305012116051
- 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/5305-01-211-6051/
JSON: https://nsnexplorer.com/api/nsn/5305-01-211-6051.json