Part Number 2592-7-87 Packing Assembly

Square/rectangular bottom ring

Square/rectangular top ring

Square/rectangular intermediate ring

4

Zzzy

MIL-P-17303 sym 1111 military specification all material responses or 187-1 fscm 71724 mfr ref all material responses

Special quality control testing

81349-MIL-P-23199 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

As differentiated by material which must comform to ships parts control center special quality control provisions and certified free from mercury contamination

57574