MIL-PRF-19207D, PERFORMANCE SPECIFICATION: FUSEHOLDERS, EXTRACTOR POST TYPE, BLOWN FUSE,INDICATING AND NON-INDICATING, GENERAL SPECIFICATION FOR (23 AUG 1991) (SUPERSEDING MIL-F-19207C)., This specification covers the general requirements for enclosed, panel mounted, extractor post type electrical fuseholders, both blown fuse indicating and nonindicating.