The Filter,fluid, cataloged under National Stock Number 4330-01-181-0237, 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 24 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4330-01-181-0237 |
| Primary Part Number | ACA6283-122PZ |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Pall Aeropower Corporation |
| Status | ACTIVE |
| Filtering Media Design | SINTERED SINGLE FILTERING MEDIA RESPONSE |
| Mounting Hole Quantity | 2 |
| Filtration Rating in Microns | 2.0 ABSOLUTE |
| Distance Between Mounting Hole Centers | 3.000 INCHES NOMINAL IN |
| First Intake Nominal Thread Size | 1.062 INCHES IN |
| First Intake Thread Series Designator | UN |
| Design Type | REUSABLE |
| Body Outside Diameter | 4.000 INCHES NOMINAL IN |
| First Intake Thread Direction | RIGHT-HAND |
| Body Height | 8.000 INCHES NOMINAL IN |
| First Intake Connection Type | THREADED INTERNAL TUBE HEAD SIDE |
| First Intake Thread Class | 3B |
| Style Designator | HIGH PRESSURE THREADED BODY |
| Mounting Hole Diameter | 0.260 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Filtering Element Quantity | 2 |
| Filtering System for Which Designed | FULL FLOW |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Differential Pressure | ERR-060 |
| Surface Treatment | ANODIZE BODY |
| Material | ALUMINUM ALLOY 2024 BODY |
| Material | STEEL CORROSION RESISTING FILTERING MEDIUM |
| First Intake Thread Quantity Per Inch | 12 |
| Mounting Type | UNTHREADED HOLE HEAD SIDE |
| 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 |
|---|---|
| ACA6283-122PZ PRIMARY | Pall Aeropower Corporation (USA) |
| Reference | Meaning |
|---|---|
| ACA6283-GL | D/9 Drawing number reference only Pall Aeropower Corporation |
NSN 4330-01-181-0237 is a Filter,fluid, manufactured by Pall Aeropower Corporation, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-181-0237 has 1 manufacturer part number on file: ACA6283-122PZ (Pall Aeropower Corporation).
Key specifications for ACA6283-122PZ: Filtering Media Design: SINTERED SINGLE FILTERING MEDIA RESPONSE; Mounting Hole Quantity: 2; Filtration Rating in Microns: 2.0 ABSOLUTE; Distance Between Mounting Hole Centers: 3.000 INCHES NOMINAL IN. 24 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.