The Filter,fluid, cataloged under National Stock Number 1650-01-202-4896, 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 Pti Technologies Inc.. Government technical data includes 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-01-202-4896 |
| Primary Part Number | 7587799-101 |
| Item Name | Filter,fluid |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Pti Technologies Inc. |
| Status | ACTIVE |
| Mounting Hole Quantity | 2 |
| FSC Application Data | AIRCRAFT HYDRAULICS,VACUUM,DEICING SYSTEMS |
| Distance From Bottom of Body to Center of Inlet | 6.500 INCHES NOMINAL IN |
| Distance Between Mounting Hole Centers | 2.500 INCHES NOMINAL IN |
| Body Width | 1.900 INCHES NOMINAL IN |
| Body Height | 8.500 INCHES NOMINAL IN |
| Style Designator | TEE TYPE (HYDRAULIC) |
| Mounting Hole Diameter | 0.328 INCHES NOMINAL IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Body Length | 2.750 INCHES NOMINAL IN |
| Mounting Type | UNTHREADED HOLE BACK |
| 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 |
|---|---|
| 7587799-101 PRIMARY | Pti Technologies Inc. (USA) |
| Reference | Meaning |
|---|---|
| 4H90403-101A | D/9 Drawing number reference only U.S. Government activity |
| 7587799 | 5/9 Secondary reference Pti Technologies Inc. |
| 4H90403-101B | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 1650-01-202-4896 is a Filter,fluid, manufactured by Pti Technologies Inc., classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-01-202-4896 has 1 manufacturer part number on file: 7587799-101 (Pti Technologies Inc.).
Key specifications for 7587799-101: Mounting Hole Quantity: 2; FSC Application Data: AIRCRAFT HYDRAULICS,VACUUM,DEICING SYSTEMS; Distance From Bottom of Body to Center of Inlet: 6.500 INCHES NOMINAL IN; Distance Between Mounting Hole Centers: 2.500 INCHES NOMINAL IN. 11 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.