# NSN 3020-00-881-9370: Gear, Helical

NSN 3020-00-881-9370 (also written 3020008819370; NIIN 00-881-9370) is a gear, helical in Federal Supply Class 3020, Gears, Pulleys, Sprockets, and Transmission Chain. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 3020-00-881-9370 (3020008819370)
- NIIN: 00-881-9370 (008819370)
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-10-16)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-13048 |
| STYL | STYLE DESIGNATOR | — |
| CWTR | HUB STYLE DESIGNATOR | — |
| CWPZ | HELIX ANGLE | DEGREES 17.9386 |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | FIRST END INCHES 1.298 |
| CWQL | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | SECOND END INCHES 1.046 |
| MATT | MATERIAL | OVERALL STEEL |
| CWTG | COUNTERBORE NOMINAL DIAMETER | COUNTERBORE FIRST END INCHES 1.625 |
| CWTB | COUNTERBORE NOMINAL DEPTH | COUNTER BORE SECOND END INCHES 0.656 |
| CQFM | HARDNESS RATING | TEETH ROCKWELL C MINIMUM 58.0 AND ROCKWELL C MAXIMUM 63.0 |
| CWCD | NOMINAL OUTSIDE DIAMETER | INCHES 8.021 |
| CWNH | TOOTH FORM | STUB |
| CWNM | TOOTH DIRECTION | LEFT |
| CWPP | PRESSURE ANGLE | DEGREES 20.0000 |
| CWWH | END NOMINAL LENGTH | FIRST END INCHES 0.711 |
| CWWH | END NOMINAL LENGTH | SECOND END INCHES 0.656 |
| CWWN | END NOMINAL DIAMETER | BOTH ENDS INCHES 2.001 |
| CWWS | FIRST STEP NOMINAL LENGTH | FIRST END INCHES 0.587 |
| CWWS | FIRST STEP NOMINAL LENGTH | SECOND END INCHES 0.390 |
| CWXB | FIRST STEP NOMINAL DIAMETER | BOTH ENDS INCHES 2.437 |
| ANTP | BORE STYLE | — |
| BDTX | SPLINE PITCH DIAMETER | BOTH ENDS INCHES NOMINAL 1.4000 |
| CBBL | FEATURES PROVIDED | SINGLE HELIX |
| AGJS | PITCH DIAMETER | INCHES NOMINAL 7.8832 |
| AJLA | TEETH QUANTITY | 90 |
| CWTG | COUNTERBORE NOMINAL DIAMETER | COUNTER BORE SECOND END INCHES 1.625 |
| ABSA | SPLINE QUANTITY | 14 |
| CWTB | COUNTERBORE NOMINAL DEPTH | COUNTERBORE FIRST END INCHES 1.593 |
| CWRS | BORE NOMINAL DIAMETER | BOTH ENDS INCHES 1.500 |
| AAQL | BODY STYLE | — |
| CWRM | FACE NOMINAL WIDTH | INCHES 1.000 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 10932774 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3020000892411 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3020008819370 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-15 | [SPE7L526P1216](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3020008819370) | GEAR, HELICAL | TECMOTIV (USA), INC. | $82,499.30 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3020008819370&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3020008819370
- 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/3020-00-881-9370/
JSON: https://nsnexplorer.com/api/nsn/3020-00-881-9370.json