INCH-POUND
MIL-PRF-12125H
27 April 2011
SUPERSEDING
MIL-PRF-12125G
6 March 1996
PERFORMANCE SPECIFICATION
VALVE, GATE: QUICK-OPENING, CLASS 125
CAST IRON, WITH POSITION LOCK
This specification is approved for use by all Department and Agencies of the Department
of Defense.
1. SCOPE
1.1 Scope. This specification covers 125-pound (Metric class PN10) class rating, cast-
iron, bronze-trimmed, position-locked, quick-opening gate valves.
1.2 Classification. Valves are of the following styles and sizes, as specified in table I
(see 6.2):
TABLE I. Styles and sizes.
Style
Size - inches (in.)
A - Threaded
2
2.5
3
4
B - Flanged
2
2.5
3
4
Comments, suggestions, or questions on this document should be addressed to
U.S. Army RDECOM, Tank Automotive Research, Development and Engineering Center,
ATTN: RDTA-EN/STND/TRANS MS #268, 6501 E. 11 Mile Road, Warren, MI 48397-5000
or emailed to DAMI_STANDARDIZATION@conus.army.mil. Since contact information can
change, you may want to verify the currency of this address information using the ASSIST
Online database at https://assist.daps.dla.mil.
AMSC N/A
FSC 4820
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