This brass compression sleeves ferrule is widely used in hose connection for hydraulic and pneumatic systems, HVAC, humidifiers, etc. Bendix 800484 R 12® Air Brake Relay Valve New ; Brand. Bendix ; Manufacturer Part Number. 800484 ; Accurate description. 4.8 ; Reasonable shipping cost. 5.0 it is durable and reusable. Advantages: The brass ferrule fittings are made of brass, good corrosion resistance. These ferrules have a smooth surface and provide good seal, providing secure connection for hose connections. 4mm tube od brass compression insert , 10 pack insert support sleeve fitting assortment kit for air water gas hose: this brass compression sleeves ferrule is widely used in hose connection hydraulic and pneumatic systems, hvac... Compression Fittings Assortment Kit Aazon.co: PATIKIL 4 Tube OD Brass Copression Sleeves Ferrules Brass Hose Ferrules Specification:Color: Brass ToneMaterial: BrassHole Inner Dia: 3.2mm / 0.13 inchHole Outer Diameter: 3.9mm / 0.15 inchSuitable for connecting 4mm(ID) hose.Total Size: 6.00 x 14mm / 0.24 x 0.17 inch (D*H)Packing List: 50 Pack x Brass Ferrule FittingsAdvantage:The brass ferrule insert fittings are made of brass, it is durable and reusable. Brass Compression Metric Tube Insert 4mm-12mm OD Instruction: Insert the hose with appropriate diameter into the brass fitting. Instruction:Insert the hose with appropriate diameter into the brass fittingNOTE: Please confirm the hose size before purchasing Color: Brass Tone; Material: Brass; Hole Inner Dia: 3.2mm / 0.13 inch; Hole Outer Diameter: 3.9mm / 0.15 inch; Suitable for connecting 4mm(ID) hose.; Total Size: 6.00 x 14mm / 0.24 x 0.17 inch (D*H); Packing List: 50 Pack x Brass Ferrule Fittings These ferrules have a smooth surface and provide a good seal, providing a secure connection for hose connections.