INCH-POUND
MIL-PRF-8932/2A
27 August 1998
SUPERSEDING
MIL-S-8932/2
12 August 1980
PERFORMANCE SPECIFICATION SHEET
SWITCHES, PRESSURE, BULKHEAD MOUNTED, AIRCRAFT, DIFFERENTIAL, CLASS 2
This specification is approved for use by all Departments and Agencies of the Department of
Defense.
The requirements for acquiring the product described herein shall consist of this specification
sheet and MIL-PRF-8932.
REQUIREMENTS:
1. Dimensions, operating pressure ranges, and tolerances. The dimensions, operating pressure
ranges and tolerances shall be as specified in table I.
2. Pressure port designations. Each absolute pressure switch shall have two pressure ports as
shown on figure 1 of MIL-PRF-8932. The designation "P1" shall be stamped next to the higher
pressure port connection and the designation "P2" shall be stamped next to lower pressure port
connection. The case pressure release port shall be marked "CPR" (see figure 1 of
MIL-PRF-8932). The designations shall be permanently and legibly stamped on the switch case
directly adjacent to the applicable pressure port.
3. Proof pressure and drift. The test shall be conducted as specified in MIL-PRF-8932, except
that the pressure ports P1 and P2 (see figures 1 and 2) shall be connected together while applying
the normal system pressure and the proof pressure. This test shall be repeated, except that the P2
port shall be connected to a vacuum (less than 2 inches of mercury absolute) while applying the
normal system pressure and the proof pressure to the P1 port.
4. Sensor balance. Following the adjustment test as specified in 3.4.1 of MIL-PRF-8932; the
following tests shall be conducted in sequence in the order specified in 5 and 6.
1 of 7
AMSC N/A
FSC 1650
DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.
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