# NSN 3020-00-521-3500: Pulley, Groove

NSN 3020-00-521-3500 (also written 3020005213500; NIIN 00-521-3500) is a pulley, groove in Federal Supply Class 3020, Gears, Pulleys, Sprockets, and Transmission Chain. 13 manufacturer part numbers from 11 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 3020-00-521-3500 (3020005213500)
- NIIN: 00-521-3500 (005213500)
- Item name: PULLEY,GROOVE
- 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 B: must be bought from the sources named on a source control or selected item drawing. (observed 2026-10-23)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 2178341 | 23862 | MILITARY VEHICLES OPN GENERAL MOTORS TRUCK AND BUS GROUP MS 2603-02 | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 2178341 | 24617 | GENERAL MOTORS CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 24305 | 0KDP7 | KIDDE-FENWAL, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 24305 | 61423 | KIDDE TECHNOLOGIES, INC DIV KIDDE AEROSPACE AND DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 2540005213500 | A00AM | E.C.A ETABLISSEMENT CENTRAL DES APPROVISIONNEMENTS DES FORCES ARMEES ROYALES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5213500 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 63800 | 05BU0 | KIDDE TECHNOLOGIES INC DBA KIDDE DUAL SPECTRUM DIV KIDDE DUAL SPECTRUM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 63800 | 3J724 | BADGER FIRE PROTECTION INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 924305 | 0KDP7 | KIDDE-FENWAL, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 924305 | 61423 | KIDDE TECHNOLOGIES, INC DIV KIDDE AEROSPACE AND DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B-52948 | 01317 | FYR-FYTER CO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| P1068 | 73267 | PARKER MACHINE WORKS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| S63800 | 04826 | GRINNELL FIRE PROTECTION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A6-27-T-9166 | 121 | 2026-11-13 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3020005213500&category=nsn) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-10 | [SPE4A526P7959](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3020005213500) | PULLEY, GROOVE | KIDDE TECHNOLOGIES INC DBA KIDDE DUAL SPECTRUM DIV KIDDE DUAL SPECTRUM | $13,266.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3020005213500&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3020005213500
- 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/3020-00-521-3500/
JSON: https://nsnexplorer.com/api/nsn/3020-00-521-3500.json