# NSN 6640-01-531-2955: Block, Heating, Centrifuge Tube

NSN 6640-01-531-2955 (also written 6640015312955; NIIN 01-531-2955) is a block, heating, centrifuge tube 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: 6640-01-531-2955 (6640015312955)
- NIIN: 01-531-2955 (015312955)
- Item name: BLOCK,HEATING,CENTRIFUGE TUBE
- 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 |
| --- | --- | --- |
| FEAT | SPECIAL FEATURES | 50ML TUBE VOLUME, 29.0MM WELL DIA, 5 WELLS, 47.6MM WELL DEPTH MODULAR HEATING BLOCKS FOR CONICAL-BOTTOM CENTRIFUGE TUBES |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | MODULAR HEATING BLOCKS FOR CONICAL-BOTTOM CENTRIFUGE TUBES 50ML TUBE VOLUME |
| SUPP | SUPPLEMENTARY FEATURES | FOR USE WITH JBAIDS SYSTEM |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 05-0586 | 89875 | DEFENSE LOGISTICS AGENCY DIRECTORATE OF MEDICAL MATERIEL DEFENSE SUPPLY CENTER PHILADELPHIA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 13259-254 | 2E624 | VWR INTERNATIONAL, LLC DBA VWR SCIENTIFIC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6640NCM050733 | 64616 | DEFENSE MEDICAL STANDARDIZATION BOARD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-15 | $156.00 | 2 | EXPOTECH U.S.A., INC. DBA EXPOTECH USA INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015312955) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-15 | [SPE2DH26V3118](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015312955) | BLOCK, HEATING, CENTR | EXPOTECH U.S.A., INC. DBA EXPOTECH USA INC | $312.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6640015312955&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640015312955
- 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/6640-01-531-2955/
JSON: https://nsnexplorer.com/api/nsn/6640-01-531-2955.json