# NSN 6640-01-338-2744: Band, Sealing, Filter Cassette

NSN 6640-01-338-2744 (also written 6640013382744; NIIN 01-338-2744) is a band, sealing, filter cassette in Federal Supply Class 6640, Laboratory Equipment and Supplies. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 6640-01-338-2744 (6640013382744)
- NIIN: 01-338-2744 (013382744)
- Item name: BAND,SEALING,FILTER CASSETTE
- 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 |
| --- | --- | --- |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | BAND SEALING FILTER CASSETTE SELF-SEALING 1"W F/37MM CASSETTE100 |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | SELF-SEALING; 1 INCH WIDTH; USED WITH 37 MM CASSETTE SIZE; USED TO SEAL 2 AND 3 PART FILTER CASSETTES DURING SAMPLING PERIOD AND TRANSPORT TO THE LABORATORY; UNIT QTY 100 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 225-25 | 55659 | SKC INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 91-4-2-23 LAP | 66735 | AIR FORCE MEDICAL LOGISTICS OFFICE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| F91C241 | 66735 | AIR FORCE MEDICAL LOGISTICS OFFICE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-22 | $21.00 | 1 | SKC INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640013382744) |
| 2026-10-08 | $19.95 | 1 | SKC INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640013382744) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-22 | [SPE2DH27V0225](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640013382744) | BAND, SEALING, FILTER CASSETTE | SKC INC | $21.00 |
| 2026-10-08 | [SPE2DH27V0105](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640013382744) | BAND, SEALING, FILTER CASSETTE | SKC INC | $19.95 |
| 2026-09-10 | [SPE2DH26V3091](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640013382744) | BAND, SEALING, FILTER CASSETTE | SKC INC | $19.95 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6640013382744&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6640013382744
- 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/6640-01-338-2744/
JSON: https://nsnexplorer.com/api/nsn/6640-01-338-2744.json