LMI Unidose Spare Parts Kit SP-281 Kit Includes the following items: 1-#30981/ liquifram, 0.8 SI, Flexiprene. 4-#30995/ Uni-Valve Asm., Hypalon. 1-#31565/ Spring. 1-#31623/ Seal, Flexiprene. 1-#10973/ Shaft Seal. 1- Instruction Sheet.