The Ring,filter,cryogen, cataloged under National Stock Number 6640-01-357-6670, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Chart Inc. - Process Systems Division. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Ring,filter,cryogen |
| FSC / FSG | 6640 — Laboratory Equipment and Supplies (FSG 66) |
| Manufacturers | Chart Inc. - Process Systems Division (CAGE 0SXW1) |
| Parameter | Value |
|---|---|
| NSN | 6640-01-357-6670 |
| Primary Part Number | 5322 480 40027 |
| Item Name | Ring,filter,cryogen |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Chart Inc. - Process Systems Division |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 5322 480 40027 PRIMARY | Chart Inc. - Process Systems Division (USA) |
| Reference | Meaning |
|---|---|
| ZAZ 196884 | 5/1 Secondary reference Naval Medical Material Support Command Detachment |
NSN 6640-01-357-6670 is a Ring,filter,cryogen, manufactured by Chart Inc. - Process Systems Division, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-357-6670 has 1 manufacturer part number on file: 5322 480 40027 (Chart Inc. - Process Systems Division).
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.