MIL-PRF-55310/18D
4
Frequency-voltage tolerance:
±2 ppm maximum for a ±10 percent change in supply voltage. Measurements taken
at reference temperature and operating temperature range end points.
Frequency aging: Measurements shall be taken at +70
°C ±0.2°C at intervals of not more than every 72 hours for
30 days minimum (see table I).
±5 ppm per year, maximum
±10 ppm per year, maximum
±0.7 ppm per 30 days.
±1.5 ppm per 30 days
±1.5 ppm per 90 days
±3 ppm per 90 days
Terminal strength: Method 211 of MIL-STD-202, test condition C.
Applied force: 2 pounds each terminal for 10 seconds.
Bends: Five at 45 degrees each.
Frequency-environmental tolerance: Not applicable.
Vibration, sinusoidal: In accordance with MIL-PRF-55310 and method 204 of MIL-STD-202.
Nonoperating: Test condition D.
Operating: Not required.
Ambient pressure:
Nonoperating: In accordance with MIL-PRF-55310.
Operating: Method 105 of MIL-STD-202, test condition C.
Part or Identifying Number (PIN): Consists of “M” prefix followed by specification sheet number, a dash and coded
alphas, and numeric number. See example:
EXAMPLE
M55310/18-
S
01
A
XXXXXXXX
M prefix and specification sheet number
Product level (S, B, or C)
Dash number (see table I)
Operating temperature range
(A, B, or C) (see table I)
Frequency