The Filter,fluid, cataloged under National Stock Number 4330-01-189-8855, 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 Pti Technologies Inc.. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Filter,fluid |
| FSC / FSG | 4330 — Centrifugals, Separators, and Pressure and Vacuum Filters (FSG 43) |
| Manufacturers | Pti Technologies Inc. (CAGE 05228); Donaldson Company, Inc. (CAGE 13520); Rtx Corporation Div Pratt & Whitney (CAGE 55820) |
| Parameter | Value |
|---|---|
| NSN | 4330-01-189-8855 |
| Primary Part Number | 7592784 |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Pti Technologies Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 7592784 PRIMARY | Pti Technologies Inc. (USA) |
| 326774 PRIMARY | Donaldson Company, Inc. (USA) |
| 7592784-101 | Pti Technologies Inc. (USA) |
| 162603 | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 162603-1 | 5/9 Secondary reference Solar Turbines Incorporated Dba Solar Turbines Incorporated |
| 162603-1 | 5/9 Secondary reference U.S. Government activity |
| 162603 | D/9 Drawing number reference only Solar Turbines Incorporated Dba Solar Turbines Incorporated |
| 162603-1 | 5/9 Secondary reference Rtx Corporation Div Pratt & Whitney |
NSN 4330-01-189-8855 is a Filter,fluid, manufactured by Pti Technologies Inc., classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-189-8855 has 4 manufacturer part numbers on file: 7592784 (Pti Technologies Inc.), 326774 (Donaldson Company, Inc.), 7592784-101 (Pti Technologies Inc.), 162603 (Rtx Corporation Div Pratt & Whitney).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-723-6650. Verify interchangeability with system specifications before substitution.
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.