Transfiller Adapter, 1/8 NTP (M) to AN-800 nipple 
transfill adapter 1/8 NPT (M) to AN-800 nipple 3″

Transfill Adapters
With our line of oxygen-fitting adapters and transfilling adapters you will have the confidence to connect, service and refill almost any type of oxygen cylinder for aviation. Our oxygen transfilling adapter fittings allow you to connect between the CGA-540, CGA-870 (medical) and the German DIN-477 (Euro-norm) regime. Product names with CGA-540 and DIN-477 parts reflect oxygen flow direction. 
Transfilling Overview

Inserts and Related Documents:
Source Control Document