MIL-T-20215C VALID NOTICE B 93 999990b OL167823 5 W MIL-T-20215C NOTICE 1 5 February 1991 MILITARY SPECIFICATION TILE REFRACTORY, SILICON CARBIDE MIL-T-20215C, dated 3 December 1985, has been reviewed and determined to be valid for use in acquisition. Preparing activity: Navy-SH AMSC N/A FSC 9350 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Licensed by Information Handling Services