PACKING (P/N 633958-3) - New Surplus

Part 633958-3 is an elastomeric packing seal for Continental and TCM engines. This compression seal maintains fluid integrity at engine fittings and cover interfaces where mating components meet. Sized to AS568 dimensional standards, the packing compresses between surfaces to prevent leakage in fuel, oil, and coolant circuits.

Installation requires approved lubricant application and torque specifications per your aircraft's maintenance manual. Verify compatibility in the Illustrated Parts Catalog before installation to ensure proper fit and function in your specific engine application.

What is the PACKING (P/N 633958-3)?

Part 633958-3 is an elastomeric packing seal for Continental and TCM engines. This compression seal maintains fluid integrity at engine fittings and cover interfaces where mating components meet.

What material is the 633958-3 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 PACKING meets aviation specifications for its intended use. Contact us for specific material data.

Can I order the 633958-3 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 633958-3.

What is the shelf life of the 633958-3?

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 633958-3.