# NSN 4140-25-163-3970: Guard, Fan Impeller

NSN 4140-25-163-3970 (also written 4140251633970; NIIN 25-163-3970) is a guard, fan impeller in Federal Supply Class 4140, Fans, Air Circulators, and Blower Equipment. It was last purchased in Sep 2026.

## Identification

- NSN: 4140-25-163-3970 (4140251633970)
- NIIN: 25-163-3970 (251633970)
- Item name: GUARD, FAN IMPELLER
- Federal Supply Class: [FSC 4140 Fans, Air Circulators, and Blower Equipment](https://nsnexplorer.com/fsc/4140/)
- Federal Supply Group: [FSG 41](https://nsnexplorer.com/group/41/)

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-21 | [SPE8E926P1505](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4140251633970) | GUARD, FAN IMPELLER | — | $2,516.34 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4140251633970&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4140251633970
- 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/4140-25-163-3970/
JSON: https://nsnexplorer.com/api/nsn/4140-25-163-3970.json