# NSN 6640-01-500-7721: Indicator, Airflow

NSN 6640-01-500-7721 (also written 6640015007721; NIIN 01-500-7721) is an indicator, airflow in Federal Supply Class 6640, Laboratory Equipment and Supplies. 8 manufacturer part numbers from 6 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 6640-01-500-7721 (6640015007721)
- NIIN: 01-500-7721 (015007721)
- Item name: INDICATOR,AIRFLOW
- Federal Supply Class: [FSC 6640 Laboratory Equipment and Supplies](https://nsnexplorer.com/fsc/6640/)
- Federal Supply Group: [FSG 66](https://nsnexplorer.com/group/66/)
- 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 |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | USED TO GIVE A VISUAL INDICATION OF AIRFLOW DURING SETUP AND DURING DECONTAMINATION |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | INDICATOR AIRFLOW USED TO GIVE A VISUAL INDICATION OF AIRFLOW |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 02-1654 | 89875 | DEFENSE LOGISTICS AGENCY DIRECTORATE OF MEDICAL MATERIEL DEFENSE SUPPLY CENTER PHILADELPHIA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6640NCM021003 | 64616 | DEFENSE MEDICAL STANDARDIZATION BOARD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| C420 AIRFLOW INDICATOR | 1JDR0 | SAFETY TECH INTERNATIONAL INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| C420 AIRFLOW INDICATOR | 4V009 | AIRBOSS DEFENSE GROUP, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| LAP000878 | Z0YR8 | LEIDOS AUSTRALIA PTY LIMITED | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| NC1114251 | 22527 | FISHER SCIENTIFIC COMPANY L.L.C. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| S-30020-001 | 1JDR0 | SAFETY TECH INTERNATIONAL INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| S-30020-001 | 4V009 | AIRBOSS DEFENSE GROUP, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-14 | $57.00 | 1 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015007721) |
| 2026-09-17 | $55.25 | 1 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015007721) |
| 2026-09-15 | $55.00 | 1 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015007721) |
| 2026-09-01 | $55.00 | 1 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015007721) |
| 2026-08-31 | $55.00 | 1 | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015007721) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-15 | [SPE2DH27V0161](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015007721) | INDICATOR, AIRFLOW | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $57.00 |
| 2026-10-14 | [SPE2DH27V0148](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015007721) | INDICATOR, AIRFLOW | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $57.00 |
| 2026-09-17 | [SPE2DH26P1283](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015007721) | INDICATOR, AIRFLOW | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $55.25 |
| 2026-09-15 | [SPE2DH26V3163](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015007721) | INDICATOR, AIRFLOW | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $109.00 |
| 2026-09-15 | [SPE2DH26V3163](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015007721) | INDICATOR, AIRFLOW | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $109.00 |
| 2026-09-15 | [SPE2DH26V3124](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015007721) | INDICATOR, AIRFLOW | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $55.00 |
| 2026-09-01 | [SPE2DH26V2964](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015007721) | INDICATOR, AIRFLOW | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $55.00 |
| 2026-08-31 | [SPE2DH26V2942](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015007721) | INDICATOR, AIRFLOW | SZY HOLDINGS, LLC DBA SZY HOLDINGS LLC | $55.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6640015007721&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015007721
- 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.

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