The Parts Kit,fluid Pressure Filter, cataloged under National Stock Number 4330-01-421-2146, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4330-01-421-2146 |
| Primary Part Number | 6314620 |
| Item Name | Parts Kit,fluid Pressure Filter |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| End Item Name | MK 3 MOD 0 LIGHT WEIGHT DIVE SYS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 6314620 | Naval Sea Systems Command (USA) |
| SS-4TF4-7-NC-13 | Swagelok Co (USA) |
| Reference | Meaning |
|---|---|
| SS-4TF4-7-NC-13 | 3/9 Design control — primary reference Nupro Co |
NSN 4330-01-421-2146 is a Parts Kit,fluid Pressure Filter, manufactured by Naval Sea Systems Command, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-421-2146 has 2 manufacturer part numbers on file: 6314620 (Naval Sea Systems Command), SS-4TF4-7-NC-13 (Swagelok Co).
Key specifications for 6314620: Criticality Code Justification: FEAT; End Item Name: MK 3 MOD 0 LIGHT WEIGHT DIVE SYS; Special Features: UNDERWATER LIFE SUPPORT IAW NAVSEA INSTRUCTION 10560.2B. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.