Home / Welding Equipment / Welding Accessories / Hose Couplers/Fittings / 2 PK Oxygen-Acetylene B-Size Barbed Hose Nipples. 3/16″ ID, 1-7/16″ Length 2 PK Oxygen-Acetylene B-Size Barbed Hose Nipples. 3/16″ ID, 1-7/16″ Length $5.49 Part Number: 12276 Oxy-Acetylene Barbed Hose Nipple-3/16″ 2 pcs. Made in USA 2 PK Oxygen-Acetylene B-Size Barbed Hose Nipples. 3/16" ID, 1-7/16" Length quantity Add to cart UPC: 682488122766 Category: Hose Couplers/Fittings Tags: B-size, Barbed hose nipple, Oxy-Acetylene Related products Oxygen-Acetylene Hose Splicers. 3/16″ $6.55 Part Number: 12280Add to Cart Oxygen-Acetylene Hose Splicer Kit – 3/16″ $6.46 Part Number: 12285Add to Cart Oxygen-Acetylene Hose Brace – 3/16″ $8.90 Part Number: 12274Add to Cart Oxygen-Acetylene Hose Repair Kit $226.63 Part Number: 12260Add to Cart