# NSN 6640-01-583-9093: Calibrator, Air Sampling

NSN 6640-01-583-9093 (also written 6640015839093; NIIN 01-583-9093) is a calibrator, air sampling in Federal Supply Class 6640, Laboratory Equipment and Supplies. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 6640-01-583-9093 (6640015839093)
- NIIN: 01-583-9093 (015839093)
- Item name: CALIBRATOR,AIR SAMPLING
- 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 2026-10-27)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| FEAT | SPECIAL FEATURES | PRIMARY STANDARD PUMP CALIBRATOR; DESIGNED FOR OCCUPATIONAL HEALTH AND SAFETY INDUSTRY; SENSES AMBIENT TEMPERATURE AND PRESSURE AND STANDARDIZED CALIBRATION READINGS; USED FOR ACCURATE CALIBRATION OF PERSONAL AIR SAMPLERS AND OTHER VOLUMETRIC INSTRUMENTS; FLOW RANGE: 5 TO 500 ML/MIN; RATED ACCURACY: +/- 1 PCT OF READING VOLUMETRIC, +/- 1.2 PCT READING STANDARDIZED; DIMENSIONS: 5.5 IN X 6 IN X 3 IN; WEIGHT: 29 OZ; INCLUDES: 100-240 V AC POWER US ADAPTER/CHARGER, BIOS OPTIMIZER SOFTWARE CD, PC SERIAL CABLE, PLASTIC LEAK CAPS (2), NIST TRACEABLE CALIBRATION CERTIFICATE, AND MANUAL |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | CALIBRATOR AIR SAMPLING LOW FLOW DEFENDER 530 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 16348 | 89875 | DEFENSE LOGISTICS AGENCY DIRECTORATE OF MEDICAL MATERIEL DEFENSE SUPPLY CENTER PHILADELPHIA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 200-530L | 00V11 | MESA LABORATORIES, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6665NCM104378 | 64616 | DEFENSE MEDICAL STANDARDIZATION BOARD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-08 | [SPE2DH26P1242](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015839093) | CALIBRATOR, AIR SAMP | S I T CORPORATION | $6,350.80 |
| 2026-08-10 | [SPE2DH26V2755](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015839093) | CALIBRATOR, AIR SAMP | S I T CORPORATION | $3,431.68 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6640015839093&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015839093
- 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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