Polyester Recovery Harnesses: RHP 2500 - 2500 lb. tensile strength RHP 1800 - 1800 lb. tensile strength RHP 1250 - 1250 lb. tensile strength Harnesses are available in standard lengths of 15', 20' and 30'. All harness loops are overwrapped with NOMEX IIIA and stitched with NOMEX thread. As with Nylon or any other flame-sensitive webbing, we recommend that our NOMEX harness protectors be used if the harness will be directly exposed to ejection gases.