BLEED SWITCH VALVE KIT (P/N 21-4001) - New Surplus
P/N: 21-4001
Category: Valves
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
Available Inventory
| Condition | Stock |
|---|---|
| New Surplus | 1 Available |
Product Description
The 21-4001 is a bleed switch valve kit for aircraft pneumatic systems. This component controls and isolates engine bleed air routed to environmental control equipment, managing high-temperature pneumatic flow in the air supply circuit. Configured as a line-replacement assembly per aerospace maintenance standards, it integrates directly into the engine bleed-air system.
Installation requires verification of Aircraft Maintenance Manual procedures and Illustrated Parts Catalog compatibility before integration. Perform leak-check per applicable maintenance documentation to ensure system integrity.
Please note: Product descriptions are provided for informational purposes. Always refer to your aircraft's Illustrated Parts Catalog (IPC) to verify part compatibility and specifications.
Frequently Asked Questions
What is the BLEED SWITCH VALVE KIT (P/N 21-4001)?
The 21-4001 is a bleed switch valve kit for aircraft pneumatic systems. This component controls and isolates engine bleed air routed to environmental control equipment, managing high-temperature pneumatic flow in the air supply circuit.
What hydraulic fluid type is the 21-4001 compatible with?
Hydraulic component compatibility depends on the aircraft system design. Common aviation hydraulic fluids include MIL-PRF-5606 (mineral-based), MIL-PRF-83282 (synthetic), and Skydrol (phosphate ester). Verify the BLEED SWITCH VALVE KIT against your aircraft maintenance manual for fluid compatibility.
Does the 21-4001 come pressure-tested and certified?
Overhauled and repaired hydraulic components are pressure-tested per manufacturer specifications and include 8130-3 documentation. The BLEED SWITCH VALVE KIT is available in: New Surplus. Contact us for test documentation on your selected condition.
What is the turnaround time for hydraulic component orders?
In-stock hydraulic components ship same business day before 3 PM EST. We provide 24/7 AOG support at (904) 998-9101 for urgent hydraulic system needs. RFQ submissions are typically quoted within 24 hours.