The Filter,fluid, cataloged under National Stock Number 1650-00-684-6510, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. Government technical data includes 23 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-00-684-6510 |
| Item Name | Filter,fluid |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Status | ACTIVE |
| First Discharge Thread Class | 2A A |
| Filtering Media Design | ENCASED FIRST FILTERING MEDIA RESPONSE |
| Filtering Media Design | ENCASED SECOND FILTERING MEDIA RESPONSE |
| FSC Application Data | TEST STAND,SPECIALIZED MAINTENANCE EQUIPMENT,AIRCRAFT |
| First Discharge Thread Quantity Per Inch | 16 |
| First Intake Nominal Thread Size | 1.938 INCHES IN |
| First Intake Thread Series Designator | UN |
| Design Type | REUSABLE |
| First Intake Thread Direction | RIGHT-HAND |
| First Intake Connection Type | THREADED INTERNAL TUBE SIDE |
| First Intake Thread Class | 2A A |
| Operating Pressure | 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| First Discharge Nominal Thread Size | 1.938 INCHES IN |
| Features Provided | BY-PASS VALVE |
| Filtering Element Quantity | 2 |
| Filtering System for Which Designed | BY-PASS FLOW |
| First Discharge Thread Direction | RIGHT-HAND |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Material | STEEL SEDIMENT BOWL |
| Material | PAPER FILTERING MEDIUM |
| First Intake Thread Quantity Per Inch | 16 |
| Mounting Type | INLET CONNECTION OR OUTLET CONNECTION SIDE |
| First Discharge Thread Series Designator | UN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| A300-4-3074 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1650-00-684-6510 is a Filter,fluid, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
Key specifications for 1650-00-684-6510: First Discharge Thread Class: 2A A; Filtering Media Design: ENCASED FIRST FILTERING MEDIA RESPONSE; Filtering Media Design: ENCASED SECOND FILTERING MEDIA RESPONSE; FSC Application Data: TEST STAND,SPECIALIZED MAINTENANCE EQUIPMENT,AIRCRAFT. 23 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.