The Filter Element,fluid, cataloged under National Stock Number 4330-01-034-1313, 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 Compass Water Solutions, Inc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-034-1313 |
| Primary Part Number | 622-503 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Compass Water Solutions, Inc |
| Status | ACTIVE |
| Filtering Media Design | CORRUGATED SINGLE FILTERING MEDIA RESPONSE |
| Body Diameter | 6.250 INCHES NOMINAL IN |
| Body Overall Length | 22.250 INCHES NOMINAL IN |
| Filtration Rating in Microns | 2.0 ABSOLUTE |
| Flow Direction | INSIDE OUT |
| Design Type | NONREUSABLE |
| Style Designator | CYLINDRICAL W/ CONTAINER (RIGID) |
| Body Inside Diameter | 3.250 INCHES NOMINAL IN |
| Media for Which Designed | WATER |
| Material | CARDBOARD CONTAINER/CARTRIDGE |
| 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 |
|---|---|
| 622-503 PRIMARY | Compass Water Solutions, Inc (USA) |
| C6023-19P1 | Fluitek Corp (USA) |
| GOWC-60222011 | Guardian Laboratories,inc. (USA) |
| OWS-22603-SRS PRIMARY | Parker-Hannifin Corp Div Racor Division (USA) |
| Reference | Meaning |
|---|---|
| 622-503 | 5/9 Secondary reference Separation & Recovery Systems Inc |
| A0649CG | C/1 Advisory reference — outside the item-of-supply concept Nusonics Inc |
| EB12-CG-2 | 3/2 Design control — primary reference U.S. Government activity |
| 0WS-22603 | 5/9 Secondary reference Parker-Hannifin Corporation Dba Racor Div Div Racor Division, Hydrocarbon Filtration |
| A0649CG | C/1 Advisory reference — outside the item-of-supply concept National Starch and Chemical Co Emca-Remex Products Div |
NSN 4330-01-034-1313 is a Filter Element,fluid, manufactured by Compass Water Solutions, Inc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-034-1313 has 4 manufacturer part numbers on file: 622-503 (Compass Water Solutions, Inc), C6023-19P1 (Fluitek Corp), GOWC-60222011 (Guardian Laboratories,inc.), OWS-22603-SRS (Parker-Hannifin Corp Div Racor Division).
Key specifications for 622-503: Filtering Media Design: CORRUGATED SINGLE FILTERING MEDIA RESPONSE; Body Diameter: 6.250 INCHES NOMINAL IN; Body Overall Length: 22.250 INCHES NOMINAL IN; Filtration Rating in Microns: 2.0 ABSOLUTE. 10 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.