Lincoln Service Parts 2 › Lincoln Electric 9SS36144 AIR FITTING (UNION) S36144 Lincoln Electric 9SS36144 AIR FITTING (UNION) S36144 Sale Price: $33.83 Original Price: $38.90 AIR FITTING (UNION) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! AIR FITTING (UNION) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1