DRAIN BLOCK, FUEL LINE (P/N 22-2821-50-01) - New Surplus

The 22-2821-50-01 is a metal fuel line drain block that provides sampling and purge access at low points in aircraft fuel systems. This component mates with 37° AN-type tube fittings and allows technicians to remove residual fuel or collect samples for contamination analysis. Installation follows FAA AC 43.13-1B fuel system practices and SAE AS18802 standards.

Verify compatibility with your aircraft's Illustrated Parts Catalog before installation.

What is the DRAIN BLOCK, FUEL LINE (P/N 22-2821-50-01)?

The 22-2821-50-01 is a metal fuel line drain block that provides sampling and purge access at low points in aircraft fuel systems. This component mates with 37° AN-type tube fittings and allows technicians to remove residual fuel or collect samples for contamination analysis.

Is the 22-2821-50-01 compatible with AVGAS and Jet-A fuels?

Fuel system components are designed for specific fuel types per their engineering specifications. The DRAIN BLOCK, FUEL LINE should be verified against your aircraft's fuel system requirements. Currently available in: New Surplus. Contact us for fuel compatibility details.

Does the 22-2821-50-01 require companion seals or gaskets for installation?

Many fuel system components require new gaskets, O-rings, or seals during installation. Check your aircraft maintenance manual for the DRAIN BLOCK, FUEL LINE installation requirements. We stock related sealing components and can help identify companion parts.

Are there shipping restrictions for the 22-2821-50-01?

Most fuel system hardware ships via standard methods. Certain items containing fuel residue may require hazmat shipping procedures. We handle all packaging and shipping compliance. Same-day processing available for in-stock items.