Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of
use in improving this document should be addressed to: Defense Supply Center, Columbus, ATTN:
DSCC-VAM, 3990 East Broad Street, Columbus, OH 43213-1199, by using the Standardization
Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter.
AMSC N/A FSC 5920
DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.
INCH-POUND
MIL-PRF-19207E
1 March 1999
SUPERSEDING
MIL-PRF-19207D
23 August 1991
PERFORMANCE SPECIFICATION
FUSEHOLDERS, EXTRACTOR POST TYPE, BLOWN FUSE,
INDICATING AND NONINDICATING, GENERAL SPECIFICATION FOR
This specification is approved for use by all Departments
and Agencies of the Department of Defense.
1. SCOPE
1.1 Scope. This specification covers the general requirements for enclosed, panel mounted, extractor
post type electrical fuseholders, both blown fuse indicating and nonindicating.
1.2 Classification. Fuseholder types will be of the following characteristics, construction, enclosures,
and styles as specified (see 6.7.1).
1.2.1 Characteristic. The characteristic is identified by a single letter “L” or “N” which signify the
following:
L - Indicating (blown fuse indication feature)
N - Nonindicating.
1.2.2 Structure. The structure is identified by a two-digit number and indicates the design and physical
dimensions of a particular holder as prescribed by a specific performance specification sheet.
1.2.3 Enclosure. The degree of enclosure is indicated by a single or double letter which denotes the
following:
U - Unsealed
G - Dripproof
S - Splashproof
W - Watertight
WS - Watertight with EMI/RFI shielding
WB - Watertight and body sealed
WBS - Watertight and body sealed with EMI/RFI shielding
1.2.4 Style. When more than one style of fuseholder is provided within a single type and rating, each
style is designated by a single number. When only one style is provided, the style number is omitted from
the type designation.
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