The Filtering Disk,fluid, cataloged under National Stock Number 1650-00-009-0487, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-00-009-0487 |
| Primary Part Number | A51P71122-13 |
| Item Name | Filtering Disk,fluid |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Filtering Media Design | CELLULAR SINGLE FILTERING MEDIA RESPONSE |
| Body Diameter | 4.500 INCHES NOMINAL IN |
| FSC Application Data | ACFT ENGINE FUEL FILTER |
| Design Type | NONREUSABLE |
| Style Designator | ROUND (BASICALLY FLAT W/ OPENING) |
| Body Inside Diameter | 2.000 INCHES NOMINAL IN |
| Filtering System for Which Designed | BY-PASS FLOW |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Material | PLASTIC FILTERING MEDIUM |
| Body Thickness | 1.200 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 |
|---|---|
| A51P71122-13 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| A51P71122-13 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| A51P71122-13 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
NSN 1650-00-009-0487 is a Filtering Disk,fluid, manufactured by Northrop Grumman Systems Corporation, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-009-0487 has 1 manufacturer part number on file: A51P71122-13 (Northrop Grumman Systems Corporation).
Key specifications for A51P71122-13: Filtering Media Design: CELLULAR SINGLE FILTERING MEDIA RESPONSE; Body Diameter: 4.500 INCHES NOMINAL IN; FSC Application Data: ACFT ENGINE FUEL FILTER; Design Type: NONREUSABLE. 10 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.