The Filter Element,fluid, cataloged under National Stock Number 4330-01-034-1311, 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 Separation & Recovery Systems Inc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-034-1311 |
| Primary Part Number | OWS-14603 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Separation & Recovery Systems Inc |
| Status | ACTIVE |
| Filtering Media Design | PLEATED SECOND FILTERING MEDIA RESPONSE |
| Filtering Media Design | KNITTED FIRST FILTERING MEDIA RESPONSE |
| Body Diameter | 6.000 INCHES NOMINAL IN |
| Body Overall Length | 14.000 INCHES NOMINAL IN |
| Filtration Rating in Microns | 2.0 ABSOLUTE |
| Flow Direction | INSIDE OUT |
| Design Type | NONREUSABLE |
| Temp Rating | 300.0 FAHRENHEIT NOMINAL DEGF |
| Style Designator | CYLINDRICAL W/OUT CONTAINER |
| Body Inside Diameter | 3.250 INCHES NOMINAL IN |
| Differential Pressure | ERR-060 |
| Media for Which Designed | WATER |
| Material | GLASS FIBER AND PAPER FILTERING MEDIUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| OWS-14603 PRIMARY | Separation & Recovery Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 614-505 | 5/9 Secondary reference Separation & Recovery Systems Inc |
| 614-503 | 5/9 Secondary reference Separation & Recovery Systems Inc |
NSN 4330-01-034-1311 is a Filter Element,fluid, manufactured by Separation & Recovery Systems Inc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-034-1311 has 1 manufacturer part number on file: OWS-14603 (Separation & Recovery Systems Inc).
3 possible matches (shared part number, not a government interchangeability claim): 5330-01-240-8755, 6760-01-359-4247, 6750-01-427-5780. Verify interchangeability with system specifications before substitution.
Key specifications for OWS-14603: Filtering Media Design: PLEATED SECOND FILTERING MEDIA RESPONSE; Filtering Media Design: KNITTED FIRST FILTERING MEDIA RESPONSE; Body Diameter: 6.000 INCHES NOMINAL IN; Body Overall Length: 14.000 INCHES NOMINAL IN. 13 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.