# NSN 3020-00-001-3389: Gear, Helical

NSN 3020-00-001-3389 (also written 3020000013389; NIIN 00-001-3389) is a gear, helical in Federal Supply Class 3020, Gears, Pulleys, Sprockets, and Transmission Chain. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 3020-00-001-3389 (3020000013389)
- NIIN: 00-001-3389 (000013389)
- Item name: GEAR,HELICAL
- 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 Z: a commercial, nondevelopmental or off-the-shelf item. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAQL | BODY STYLE | — |
| AGJS | PITCH DIAMETER | INCHES NOMINAL 5.9304 |
| AJLA | TEETH QUANTITY | 45 |
| ANTP | BORE STYLE | — |
| CBBL | FEATURES PROVIDED | SINGLE HELIX |
| CWCD | NOMINAL OUTSIDE DIAMETER | INCHES 6.1800 |
| CWFR | NOMINAL OVERALL LENGTH | INCHES 0.800 |
| CWNH | TOOTH FORM | STANDARD |
| CWNM | TOOTH DIRECTION | RIGHT |
| CWPP | PRESSURE ANGLE | DEGREES 20.0000 |
| CWPZ | HELIX ANGLE | DEGREES 18.5000 |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | FIRST END INCHES 0.300 |
| CWRM | FACE NOMINAL WIDTH | INCHES 0.500 |
| CWRS | BORE NOMINAL DIAMETER | BOTH ENDS INCHES 0.770 |
| CWTR | HUB STYLE DESIGNATOR | — |
| CWTX | HUB NOMINAL DIAMETER | BOTH ENDS INCHES 1.260 |
| MATT | MATERIAL | OVERALL STEEL |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3020PL0950515 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5138934 | 72582 | ROLLS-ROYCE SOLUTIONS AMERICA INC DBA ROLLS-ROYCE SOLUTIONS AMERICA INC | [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=3020000013389&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3020000013389
- 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/3020-00-001-3389/
JSON: https://nsnexplorer.com/api/nsn/3020-00-001-3389.json