Piston Ring
Send RFQ
Boeing (Boeing 767 when Hamilton Standard Shutoff Valve 802170-X is installed on the Pratt & Whitney PW4000 or the General Electric CF6-80C2., Boeing 747-400 when Hamilton Standard Shutoff Valve 802170-X is installed on the Pratt & Whitney PW4000 or the G
Description
PN: AIR18320-8
REPLACED PN: Hamilton Standard 727723-8, -10
MODELS: Boeing (Boeing 767 when Hamilton Standard Shutoff Valve 802170-X is installed on the Pratt & Whitney PW4000 or the General Electric CF6-80C2., Boeing 747-400 when Hamilton Standard Shutoff Valve 802170-X is installed on the Pratt & Whitney PW4000 or the G
🚀 BNA Token – The Blockchain Fuel for Aviation’s Future
BNA Token isn’t just crypto—it’s a tool. It’s a movement. Built by Backshop Aviation, BNA is your passport into the next era of aviation: where transactions are instant, records are transparent, and trust is built into every line of code.
Why does this matter? Because aviation needs blockchain. From MROs to leasing firms, from parts sellers to buyers, the entire industry runs on documentation and trust. Blockchain is the solution—and BNA is the bridge.
- ✅ Use BNA to buy and sell parts with lightning speed
- ✅ Earn rewards by listing, referring, and engaging
- ✅ Enjoy smart escrow – no release until both sides agree
- ✅ Verify parts with blockchain-powered traceability & records
- ✅ Get ready for NFTs – authenticated digital certifications coming soon
🛠️ The aviation industry is evolving—and blockchain is the engine. BNA gives every buyer, seller, and service provider the tools they need to move faster, safer, and with full transparency.
🔥 Supply is limited. Demand is rising. Claim BNA today and lead aviation into Web3.

