PACKING, PREFORMED O RIN (P/N as3085-028) - New Surplus

The AS3085-028 is a nitrile rubber preformed O-ring conforming to SAE AS3085 specifications for static sealing in aerospace fluid systems. This seal provides leak-free interface in hydraulic, fuel, and oil system connections. Identified under NSN 5330-01-044-0793, the AS3085-028 is commonly installed in Rolls-Royce (Allison) Model 250 engine assemblies.

Installation requires verification of size and sealing surface condition per the applicable engine maintenance manual and component Illustrated Parts Catalog before return to service. Operating range typically -65°F to 225°F depending on fluid media.

What is the PACKING, PREFORMED O RIN (P/N as3085-028)?

The AS3085-028 is a nitrile rubber preformed O-ring conforming to SAE AS3085 specifications for static sealing in aerospace fluid systems. This seal provides leak-free interface in hydraulic, fuel, and oil system connections.

What material is the as3085-028 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, PREFORMED O RIN meets aviation specifications for its intended use. Contact us for specific material data.

Can I order the as3085-028 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 as3085-028.

What is the shelf life of the as3085-028?

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 as3085-028.