Home / Welding Equipment / Welding Accessories / Hose Couplers/Fittings / Hose Nuts – “B” Fitting. Acetylene 9/16″ Hose Nuts – “B” Fitting. Acetylene 9/16″ $5.19 Part Number: 12287 Hose Nuts-“B” Acetylene 9/16″ 2 pcs. Hose Nuts - "B" Fitting. Acetylene 9/16" quantity Add to cart UPC: 682488122872 Category: Hose Couplers/Fittings Tag: B Fitting Acetylene 9/16" Related products Oxygen-Acetylene Hose Splicer Kit – 3/16″ $6.46 Part Number: 12285Add to Cart Oxygen-Acetylene Hose Brace – 1/4″ $9.55 Part Number: 12275Add to Cart 5 PK Oxygen-Acetylene Brass Hose Ferrules-3/16″ $6.45 Part Number: 12272Add to Cart On BackorderOxygen-Acetylene Hose End Repair Kit – 3/16″ $8.73 Part Number: 12283Add to Cart