LAMP: SEALED BEAM,28V,250W (P/N 4587) - New Surplus

The 4587 is a 28-volt, 250-watt sealed-beam lamp designed for aircraft landing and taxi illumination. Housed in a PAR36 glass envelope with a G53 base, this lamp features two screw-terminal leads for direct wiring integration. The sealed-beam construction provides durable, weather-resistant performance in nose and wing landing light assemblies.

Commonly installed on business aircraft including the Gulfstream G450. Verify fitment using your aircraft's Illustrated Parts Catalog and follow the applicable maintenance manual for installation procedures.

What is the LAMP: SEALED BEAM,28V,250W (P/N 4587)?

The 4587 is a 28-volt, 250-watt sealed-beam lamp designed for aircraft landing and taxi illumination. Housed in a PAR36 glass envelope with a G53 base, this lamp features two screw-terminal leads for direct wiring integration.

What material is the 4587 made from?

Aircraft seals and O-rings are manufactured from various elastomers including nitrile (Buna-N), fluorocarbon (Viton), silicone, and PTFE depending on the application. The LAMP: SEALED BEAM,28V,250W meets aviation specifications for its intended use. Contact us for specific material data.

Can I order the 4587 in bulk quantities?

Yes, we stock seals and gaskets in quantity and offer bulk pricing. Submit a Request for Quote (RFQ) for volume orders, or call (904) 998-9101 for immediate quantity availability on the 4587.

What is the shelf life of the 4587?

Elastomeric seals have manufacturer-specified shelf lives that vary by material and storage conditions. We follow industry standards for cure date tracking and proper climate-controlled storage. Contact us for shelf life details on the 4587.