# NSN 3020-00-428-1023: Sprocket Wheel

NSN 3020-00-428-1023 (also written 3020004281023; NIIN 00-428-1023) is a sprocket wheel in Federal Supply Class 3020, Gears, Pulleys, Sprockets, and Transmission Chain. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 3020-00-428-1023 (3020004281023)
- NIIN: 00-428-1023 (004281023)
- Item name: SPROCKET WHEEL
- Federal Supply Class: [FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain](https://nsnexplorer.com/fsc/3020/)
- Federal Supply Group: [FSG 30](https://nsnexplorer.com/group/30/)
- Acquisition method suffix code: AMSC L: annual buy value is below the screening threshold. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| BYFL | TEETH ROW QUANTITY | 2 |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 1.247 |
| BYFQ | HARDNESS RATING TEST METHOD | NOT RATED |
| MATT | MATERIAL | STEEL |
| STYL | STYLE DESIGNATOR | — |
| BYGF | TOOTH PITCH | INCHES NOMINAL 0.500 |
| ABHE | OUTSIDE DIAMETER | INCHES NOMINAL 7.450 |
| FEAT | SPECIAL FEATURES | WEAPON SYSTEM ESSENTIAL |
| BYFM | CENTER TO CENTER DISTANCE BETWEEN TEETH ROWS | INCHES NOMINAL 0.566 |
| BSNP | SECURING METHOD | SETSCREW |
| BYDZ | PROTRUDING HUB CHARACTERISTIC | PLAIN |
| ASYR | DISTANCE FROM HUB END TO FLANGE END | BOTH ENDS INCHES NOMINAL 0.406 |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| ADGE | BORE LENGTH | INCHES NOMINAL 1.247 |
| AGAV | END ITEM IDENTIFICATION | AIRCRAFT ARRESTING SYSTEM (AAS) |
| AGJS | PITCH DIAMETER | INCHES NOMINAL 7.168 |
| ALNC | HUB OUTSIDE DIAMETER | BOTH ENDS INCHES NOMINAL 3.875 |
| ANAL | TAPER BORE MAJOR DIAMETER | INCHES NOMINAL 2.812 |
| ANAM | TAPER BORE MINOR DIAMETER | INCHES NOMINAL 2.735 |
| AQPL | FACE WIDTH | INCHES NOMINAL 0.841 |
| ARJD | DESIGN FORM | PLAIN |
| ASBP | BORE TYPE | TAPERED |
| BYFP | ASA STANDARD CHAIN NUMBER | 40-2 |
| BYFN | TEETH QUANTITY PER ROW | 45 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 52W2288-37 | 21439 | CURTISS-WRIGHT FLOW CONTROL SERVICE, LLC DBA ENGINEERED ARRESTING SYSTEMS - ESCO DIV CW FLOW CONTROL SVC LLC DBA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 52W2288-37 | Z0K15 | DEFENCE LIAISON SERVICES PTY LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| D40SK45 | 05506 | MARTIN SPROCKET AND GEAR INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-02 | $172.50 | 11 | MIDWAY INDUSTRIAL SUPPLY INC. | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3020004281023) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-02 | [SPE7L426V2497](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3020004281023) | SPROCKET WHEEL | MIDWAY INDUSTRIAL SUPPLY INC. | $1,897.50 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3020004281023&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3020004281023
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- 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/3020-00-428-1023/
JSON: https://nsnexplorer.com/api/nsn/3020-00-428-1023.json