# NSN 2990-01-156-4864: Governor, Overspeed Trip

NSN 2990-01-156-4864 (also written 2990011564864; NIIN 01-156-4864) is a governor, overspeed trip in Federal Supply Class 2990, Miscellaneous Engine Accessories, Nonaircraft. 6 manufacturer part numbers from 6 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 2990-01-156-4864 (2990011564864)
- NIIN: 01-156-4864 (011564864)
- Item name: GOVERNOR,OVERSPEED TRIP
- Federal Supply Class: [FSC 2990 Miscellaneous Engine Accessories, Nonaircraft](https://nsnexplorer.com/fsc/2990/)
- Federal Supply Group: [FSG 29](https://nsnexplorer.com/group/29/)
- Acquisition method suffix code: AMSC B: must be bought from the sources named on a source control or selected item drawing. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHP | OVERALL LENGTH | INCHES MAXIMUM 5.56 |
| ABKW | OVERALL HEIGHT | INCHES NOMINAL 2.59 |
| CSBH | VOLTAGE IN VOLTS AND CURRENT TYPE | DC 12.0 |
| FEAT | SPECIAL FEATURES | PER 339 DSCC-FL-17-10035, THE DRWG ASSOCIATED WITH CAGE CODE 98749 IS NO LONGER CONSIDERED SOURCE-CONTROL BY THE AIR FORCE |
| MARK | SPECIAL MARKINGS | MARK IAW MIL-STD-130 |
| SPCL | SPECIAL TEST FEATURES | EQUIPPED WITH TONGUE DRIVE SHAFT OF 0.152" DIAMETER |
| SUPP | SUPPLEMENTARY FEATURES | VIBRATION: 4G'S AT 9 TO 200HZ |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | 5.560 IN. O/A LENGTH; TRIP POINT SET AT 2275 RPM; 12 VOLTS DC; 10 AMPS RESISTIVE,8 AMPS INDUCTIVE;MINUS 65F TO+250F OPERATING TEMPERATURE;ENCLOSURE: DUST PROOF AND MOISTURE SEALED |
| ZZZK | SPECIFICATION/STANDARD DATA | GOVERNMENT STANDARD 96906-DOD-STD-100 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 8126385 | 98749 | SACRAMENTO AIR LOGISTICS CENTER SM-ALC/LIIL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8126385 | 98752 | WARNER ROBINS AIR LOGISTICS CENTER | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8126385 98749 | 16236 | DLA WEAPONS SUPPORT (COLUMBUS) DBA DLA VENDOR ITEM DRAWING (VID) DIV DOCUMENT STANDARDIZATION DIVISION (VA) | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SA-0503-A | 09456 | TECHNETICS GROUP CHICAGO LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SA-0503-A | 78388 | WOODWARD CONTROLS INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SA-0503-A | 8CL60 | QCC LLC | [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=2990011564864&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2990011564864
- 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/2990-01-156-4864/
JSON: https://nsnexplorer.com/api/nsn/2990-01-156-4864.json