24 Jul Belleville Spring Compression Washer Disc Springs ID 4.2mm-40.5mm Various Sizes
Item Description PRODUCT SPECIFICATIONSDisc spring washerHardness: HRC Rockwell 45℃ - 50℃Material: alloy steel 51CRV4Process: heat treatment Characteristics:Polished and polished, round and tough. Beautiful appearance, stable structure, pressure resistant and durable, not easy to decay, small size, large load, easy to use in variouscombinations, complete specifications...