The Filter,fluid, cataloged under National Stock Number 4330-00-571-3290, 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 Us Army Aviation and Missile Command. Government technical data includes 21 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 4330-00-571-3290 |
| Primary Part Number | 8526204 |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Filtering Media Design | PLEATED SINGLE FILTERING MEDIA RESPONSE |
| Mounting Hole Quantity | 2 |
| Distance Between Mounting Hole Centers | 3.116 INCHES NOMINAL IN |
| First Intake Nominal Thread Size | 1.062 INCHES IN |
| First Intake Thread Series Designator | UN |
| Design Type | NONREUSABLE |
| Body Outside Diameter | 4.000 INCHES NOMINAL IN |
| First Intake Thread Direction | RIGHT-HAND |
| Body Height | 7.250 INCHES NOMINAL IN |
| First Intake Connection Type | THREADED INTERNAL TUBE SIDE NEAR TOP |
| First Intake Thread Class | 2B |
| Style Designator | HIGH PRESSURE THREADED BODY |
| Mounting Hole Diameter | 0.260 INCHES NOMINAL IN |
| Operating Pressure | 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | DRAIN PLUG |
| Filtering Element Quantity | 1 |
| Filtering System for Which Designed | FULL FLOW |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Material | PAPER FILTERING MEDIUM |
| First Intake Thread Quantity Per Inch | 12 |
| Mounting Type | UNTHREADED HOLE SIDE NEAR TOP |
| 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 |
|---|---|
| 8526204 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 047483 | 5/9 Secondary reference U.S. Government activity |
| 55001-1 | 5/9 Secondary reference Arvinmeritor Inc |
NSN 4330-00-571-3290 is a Filter,fluid, manufactured by Us Army Aviation and Missile Command, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-00-571-3290 has 1 manufacturer part number on file: 8526204 (Us Army Aviation and Missile Command).
3 possible matches (shared part number, not a government interchangeability claim): 5340-01-304-2325, 5935-01-506-3868, 5935-01-721-5926. Verify interchangeability with system specifications before substitution.
Key specifications for 8526204: Filtering Media Design: PLEATED SINGLE FILTERING MEDIA RESPONSE; Mounting Hole Quantity: 2; Distance Between Mounting Hole Centers: 3.116 INCHES NOMINAL IN; First Intake Nominal Thread Size: 1.062 INCHES IN. 21 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.