Home / Welding Equipment / Welding Accessories / Hose Couplers/Fittings / Hose Nuts – “B” Fitting Oxygen – 9/16″ Hose Nuts – “B” Fitting Oxygen – 9/16″ $3.20 Part Number: 12288 Hose Nuts-“B” Oxygen 9/16″ 2 pcs. Hose Nuts - "B" Fitting Oxygen - 9/16" quantity Add to cart UPC: 682488122889 Category: Hose Couplers/Fittings Tag: "B" Fitting Oxygen 9/16" Related products 2 PK Oxygen-Acetylene B-Size Barbed Hose Nipples. 3/16″ ID, 1-7/16″ Length $4.98 Part Number: 12276Add to Cart Oxygen-Acetylene Hose Repair Kit $168.63 Part Number: 12260Add to Cart 5 PK Oxygen-Acetylene Brass Hose Ferrules-3/16″ $6.37 Part Number: 12272Add to Cart 5 PK Oxygen-Acetylene Brass Hose Ferrules 1/4″ $6.37 Part Number: 12273Add to Cart