This specification covers a standard chloroprene (CR) rubber stock in the form of molded test slabs.
AMS3217/3B is now due for revision. Properties in Table 2 have been revised to reflect discontinuation of M2V synthetic lubricant, replacement with IRM 901 reference oil, and material property values. ASTM test methods for testing properties are cited. Equivalent ingredients for Table 1 changes must be approved by SAE AMS CE Committee.