# NSN 4310-01-378-5137: Vacuum Pump Unit, Rotary

NSN 4310-01-378-5137 (also written 4310013785137; NIIN 01-378-5137) is a vacuum pump unit, rotary in Federal Supply Class 4310, Compressors and Vacuum Pumps. 2 manufacturer part numbers from 1 supplier are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4310-01-378-5137 (4310013785137)
- NIIN: 01-378-5137 (013785137)
- Item name: VACUUM PUMP UNIT,ROTARY
- Federal Supply Class: [FSC 4310 Compressors and Vacuum Pumps](https://nsnexplorer.com/fsc/4310/)
- Federal Supply Group: [FSG 43](https://nsnexplorer.com/group/43/)
- Acquisition method suffix code: AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-20)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAXK | GAS FOR WHICH DESIGNED | AIR |
| ACDC | CURRENT TYPE | AC |
| ACZV | COOLING MEDIUM | AIR |
| AENC | PUMP QUANTITY | 1 |
| AEQH | AIR DISPLACEMENT RATE | CUBIC FEET PER MINUTE IN FREE AIR 20.0 |
| AGAV | END ITEM IDENTIFICATION | PUMP UNIT, R.J. O'HARA COMPANY, MODEL VP20X |
| AKDJ | PRIME MOVER TYPE | ELECTRIC MOTOR |
| ELEC | VOLTAGE IN VOLTS | 115.0 |
| FAAZ | PHASE | SINGLE |
| FREQ | FREQUENCY IN HERTZ | 60.0 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 700228500 | 0MT88 | MILLENNIUM TECHNOLOGY OF IOWA CORPORATION DBA MILLENNIUM TECHNOLOGY OF IOWA CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| VP20X | 0MT88 | MILLENNIUM TECHNOLOGY OF IOWA CORPORATION DBA MILLENNIUM TECHNOLOGY OF IOWA CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-16 | [SPE7M426P4604](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4310013785137) | VACUUM PUMP UNIT, ROTARY | S I T CORPORATION | $183,064.24 |
| 2026-08-10 | [SPE7M426P4347](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4310013785137) | VACUUM PUMP UNIT, RO | MILLENNIUM TECHNOLOGY OF IOWA CORPORATION DBA MILLENNIUM TECHNOLOGY OF IOWA CORP | $39,060.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4310013785137&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4310013785137
- 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/4310-01-378-5137/
JSON: https://nsnexplorer.com/api/nsn/4310-01-378-5137.json