ANA-BULL-438 Revision C, February 15, 1965
AGE CONTROLS OF AGE-SENSITIVE ELASTOMERIC ITEMS
Includes all amendments and changes through Cancellation Notice 1, September 24, 1973
Additional Comments: CNCL S/S BY MIL-STD-1523
The provisions of this document apply to items from specific classes of synthetic elastomers, resistant to lubricants, hydraulic fluids, and petroleum base fuels conforming to the specifications listed herein. this document may be applied to other classes of synthetic elastomers, where technically appropriate.