RB-600 (SAE 30 R6) RB-603 (SAE 30 R2 TYPE 3) RB-1620 (SAE 30 R3) RB-1140 (SAE 100 R6) Tube: Buna N, oil resistant Reinforcement: Braided textile yarn Cover: Oil-proof TPR Temp*: Inner Tube -40° to +240°F Also available - Hot oil tube: up to +300° F | 1/8, 3/16, 1/4, 5/16, 3/8, 1/2 RB-600:175# Burst 3/16":2000# Burst 1/4" and up:1600# Burst | All designed for conducting Hydraulic fluid, oil, air, water, certain petroleum solvents, gases and chemicals. Each hose meest SAE specifications Lightweight, extremely flexible, abrasion resistant |  RB-600, RB-603, RB-1620, RB1140: Black |