The Head,fluid Filter, cataloged under National Stock Number 4330-01-509-5469, 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 Pall Aeropower Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-509-5469 |
| Primary Part Number | HH9020A12SHD |
| Item Name | Head,fluid Filter |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Pall Aeropower Corporation |
| Status | ACTIVE |
| Inlet Port Type | THREADED FEMALE, PLAIN |
| Usage Design | ONE SEDIMENT BOWL |
| Inlet Nominal Thread Size | 0.750 INCHES IN |
| Outlet Port Type | THREADED FEMALE, PLAIN |
| Mounting Method | THREAD BOWL |
| Quantity | 2 |
| Mounting Bolt Hole | PROVIDED |
| Thread Direction | RIGHT-HAND INLET |
| Valve | INCLUDED |
| Valve Type | BYPASS |
| Filter Element | INCLUDED |
| Material | ALUMINUM ALLOY |
| Hole Diameter | 0.270 INCHES NOMINAL IN |
| 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 |
|---|---|
| HH9020A12SHD PRIMARY | Pall Aeropower Corporation (USA) |
| Reference | Meaning |
|---|---|
| HH9020A12SHD | 3/9 Design control — primary reference Pall Corporation |
NSN 4330-01-509-5469 is a Head,fluid Filter, manufactured by Pall Aeropower Corporation, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-509-5469 has 1 manufacturer part number on file: HH9020A12SHD (Pall Aeropower Corporation).
Key specifications for HH9020A12SHD: Inlet Port Type: THREADED FEMALE, PLAIN; Usage Design: ONE SEDIMENT BOWL; Inlet Nominal Thread Size: 0.750 INCHES IN; Outlet Port Type: THREADED FEMALE, PLAIN. 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.