The Indicator,differential Pressure, cataloged under National Stock Number 1650-01-233-5032, 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 Pall Aeropower Corporation. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1650-01-233-5032 |
| Primary Part Number | RC275UH09L1 |
| Item Name | Indicator,differential Pressure |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Pall Aeropower Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | OPERATING PRESSURE 130 PSI; TEMP RANGE -65 DEG F 275 DEG F; FLUID MIL-H-5606; INDICATOR BUTTON W/FLEXIBLE TRANSPARENT BOOT DEGF |
| 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 |
|---|---|
| RC275UH09L1 PRIMARY | Pall Aeropower Corporation (USA) |
| HP878228-1 | Tactair Fluid Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| HP878228-1 | 5/9 Secondary reference U.S. Government activity |
NSN 1650-01-233-5032 is a Indicator,differential Pressure, manufactured by Pall Aeropower Corporation, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-01-233-5032 has 2 manufacturer part numbers on file: RC275UH09L1 (Pall Aeropower Corporation), HP878228-1 (Tactair Fluid Controls Inc).
Key specifications for RC275UH09L1: General Characteristics Item Description: OPERATING PRESSURE 130 PSI; TEMP RANGE -65 DEG F 275 DEG F; FLUID MIL-H-5606; INDICATOR BUTTON W/FLEXIBLE TRANSPARENT BOOT DEGF. 1 specification is 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.