587‑847 – Piper Aircraft OEM Pressure Switch
Available now on the Airparts.aero Marketplace.
🧠 Overview
The 587‑847 Pressure Switch is an OEM Piper Aircraft component, engineered for use in PA‑28, PA‑31, PA‑32, PA‑34, PA‑42, PA‑46 series, and various Piper models. This switch monitors hydraulic or fuel line pressure and actuates crew alerts or system controls at a preset threshold. Built to Type Certification standards, it supports critical indications—such as landing gear retraction safety—by triggering cockpit annunciators when pressure drops below approximately 1,800 psi.
📐 Technical Specifications
- Part Number: 587‑847
- Manufacturer: Piper Aircraft (OEM)
- Alternative Equivalent: Consolidated Controls 21C243-12
- Operating Pressure Setpoint: ~1,800 psi
- Electrical Rating: 14 VDC system switch
- Construction: Stainless steel body with threaded port
- Mounting Thread: 1/8" NPT (verify IPC for exact location)
- Weight: ~0.11 lb (50 g)
- Certification: Type-certificate approved; FAA 8130‑3 eligible on purchase scross.comAirParts Aero Inc
✈️ Aircraft Compatibility
Verified installation on:
- Piper PA-28 “Archer” and Cherokee models (140, 150, 160, 180, 181)
- PA-31T / PA-31-xxx series
- PA-32 (Cherokee Six) and PA-42 Cheyenne
- PA-46 Malibu/Mirage/M-Class series
- PA-34 Seneca II/III
- Note: Confirm using the aircraft’s Illustrated Parts Catalog (IPC) or maintenance manual before ordering
🔧 Applications
- Landing gear warning and safety circuits
- Detection of fuel or hydraulic pressure loss
- System logic in annunciator panel design
- Scheduled inspections and replacement per factory service interval
✅ Why Choose 587‑847?
- OEM-Exact Match: No modifications needed, fits precisely into Piper systems
- Reliable Performance: Designed for accurate pressure detection over entire flight envelope
- FAA Traceable: Offers full traceability and airworthiness documentation
- Global Support: Used by thousands of Piper aircraft worldwide in production and maintenance
🛒 Order Your 587‑847 Pressure Switch Today
Restore cockpit safety systems and pressure alert functions with the 587‑847 OEM switch. Available now at Airparts.aero with fast dispatch and aviation-specialist support.
The 587‑847 pressure switch is a critical safety component in Piper aircraft. Located in the hydraulic or fuel line, it actuates gear-up warnings or system annunciators whenever pressure drops below ~1,800 psi. Reliable and FAA-certified, it’s essential for landing gear logic circuits and pressure monitoring needs. Use during scheduled inspections, gear overhauls, or when leak repairs are performed. Airparts.aero offers flight-ready OEM parts with full documentation and same-day shipping for many in-stock units.
