MIL-N-25161C
w/AMENDMENT 4
1 April 2010
SUPERSEDING
MIL-N-25161C
AMENDMENT 3
12 February 1981
MIL-N-25161C(ASG)
10 July 1969
MILITARY SPECIFICATION
NOZZLE, AERIAL PRESSURE REFUELING, TYPE MA-2
This specification has been approved by the Department of the Air Force and by the Naval Air
Systems Command.
1. SCOPE
1.1 This specification covers an aerial pressure refueling nozzle, for use with “probe and
drogue” type aerial refueling systems.
1.2 Classification.
The MA-2 nozzle shall be of the types and classes specified herein.
1.2.1 Types
a. Type 1: Nozzle capable of off-center disconnects up to 15 degrees maximum (see 3.9.1).
b. Type 2: Nozzle capable of off-center disconnects up to 22-½ degrees maximum (see 3.9.1).
1.2.2 Classes
a. Class A: Nozzle capable of operating in the -67F to 160F ambient temperature range and
fuel temperature range of -67F to 135F.
b. Class B: Nozzle capable of operating in the -67F to 350F ambient temperature range and
fuel temperature range of -67F to 200F.
Comments, suggestions, or questions on this document should be addressed to
ASC/ENRS, 2530 Loop Road West, Wright-Patterson AFB OH 45433-7101
or e-mailed to Engineering.Standards@wpafb.af.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 1680
DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.
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