The Filter Element,fluid, cataloged under National Stock Number 4330-01-388-6161, 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 Caterpillar Inc Div Caterpillar Defense. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 4330-01-388-6161 |
| Primary Part Number | 8T7478 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Flow Direction | INSIDE OUT |
| Design Type | NONREUSABLE |
| Style Designator | CYLINDRICAL W/OPEN ENDS |
| Filtering System for Which Designed | FULL FLOW |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| 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 |
|---|---|
| P6878 | Honeywell International Inc Dba Honeywell Div Consumer Products Group (USA) |
| 8T7478 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| 1445 | Genuine Parts Company Div Automotive Parts Group, Dba Napa (USA) |
| 51445 PRIMARY | Wix Corp (USA) |
| Reference | Meaning |
|---|---|
| P16-3315 | 5/9 Secondary reference Donaldson Company, Inc. |
| 1445 | 5/9 Secondary reference National Automotive Parts Assn/napa/ |
NSN 4330-01-388-6161 is a Filter Element,fluid, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-388-6161 has 4 manufacturer part numbers on file: P6878 (Honeywell International Inc Dba Honeywell Div Consumer Products Group), 8T7478 (Caterpillar Inc Div Caterpillar Defense), 1445 (Genuine Parts Company Div Automotive Parts Group, Dba Napa), 51445 (Wix Corp).
3 possible matches (shared part number, not a government interchangeability claim): 3805-01-525-3085, 4820-01-620-8115, 5220-01-655-3997. Verify interchangeability with system specifications before substitution.
Key specifications for 8T7478: Flow Direction: INSIDE OUT; Design Type: NONREUSABLE; Style Designator: CYLINDRICAL W/OPEN ENDS; Filtering System for Which Designed: FULL FLOW. 5 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.