MIL-S-8959 (NOTICE 3), MILITARY SPECIFICATION: SPRING, HYDRAULIC: GENERAL SPECIFICATION FOR (22 OCT 2008)
MIL-S-8959 (NOTICE 3), MILITARY SPECIFICATION: SPRING, HYDRAULIC: GENERAL SPECIFICATION FOR (22 OCT 2008)., MIL-S-8959, dated 12 December 1997, remains inactive for new
design; however, the document is valid for use.