The Filter, cataloged under National Stock Number 4330-01-114-5559, 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 Swagelok Co. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Filter |
| FSC / FSG | 4330 — Centrifugals, Separators, and Pressure and Vacuum Filters (FSG 43) |
| Manufacturers | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (CAGE 30003); Swagelok Co (CAGE 3T9T9) |
| Parameter | Value |
|---|---|
| NSN | 4330-01-114-5559 |
| Primary Part Number | SS-4TF4-2MICRON |
| Item Name | Filter |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 639AS5018 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| SS-4TF4-2MICRON PRIMARY | Swagelok Co (USA) |
| Reference | Meaning |
|---|---|
| SS-4TF4-2MICRON | 5/9 Secondary reference Nupro Co |
NSN 4330-01-114-5559 is a Filter, manufactured by Swagelok Co, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-114-5559 has 2 manufacturer part numbers on file: 639AS5018 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), SS-4TF4-2MICRON (Swagelok Co).
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.