MIL-PRF-3098/137D
Vibration: Method 201, MIL-STD-202.
0.8 MHz to 2.0 MHz
2.0 MHz+ to 20.0 MHz
Frequency change permitted:
±10 ppm
±5 ppm
Equivalent resistance change permitted:
±15 percent
±10 percent
Temperature cycling:
0.8 MHz to 2.0 MHz
2.0 MHz+ to 20.0 MHz
Frequency change permitted:
±10 ppm
±5 ppm
Equivalent resistance change permitted:
±15 percent
±10 percent
Aging:
Frequency change permitted: ±5 ppm.
Part or Identifying Number (PIN): For Product Level B, PIN shall be CR157/U or CR157B/U (followed by
specified frequency). For Product Level S, PIN shall be CR157S/U (followed by specified frequency, see
1.2 of MIL-PRF-3098.
Reference documents. In addition to MIL-PRF-3098, this document references the following:
The margins of this specification sheet are marked with vertical lines to indicate where changes from the
previous issue were made. This was done as a convenience only and the Government assumes no
liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to
evaluate the requirements of this document based on the entire content irrespective of the marginal
notations and relationship to the last previous issue.
Custodians:
Preparing activity:
Army - CR
Army - CR
Navy - EC
Air Force - 99
Agent:
DLA - CC
DLA - CC
Review activities:
(Project 5955-2011-014)
Army - AR, MI, SM
Navy - AS, MC, SH
Air Force - 19, 84
NOTE: The activities listed above were interested in this document as of the date of this document.
Since organizations and responsibilities can change, you should verify the currency of the information
above using the ASSIST Online database at https://assist.daps.dla.mil.
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