MIL-PRF-27/347C
DC resistance (dash numbers 15 through 21):
Primary:
(1-2): 3.10 ohms ±25 percent.
(2-3): 3.10 ohms ±25 percent.
(3-1): 3.10 ohms ±25 percent.
Secondary: See table I.
Temperature rise: 50C with rated voltage and current at 400 Hz, the secondary shall be wye
connected at an ambient temperature of 80C.
Shock (specified pulse): MIL-STD-202, method 213.
Marking location: See figure 1.
Part or Identifying Number (PIN): M27/347-(dash number from table I).
VERIFICATION:
Extent of qualification:
Qualification testing and approval to M27/344-07 and M27/349-18 shall be sufficient to grant
qualification approval to MIL-PRF-27/344 through MIL-PRF-27/349 inclusive, all parts.
Qualification testing and approval to M27/347-21 shall be sufficient to grant qualification
approval to M27/347-01 through M27/347-21.
Changes from previous issue. The margins of this specification 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.
Referenced documents. In addition to MIL-PRF-27, this document references the following:
MIL-PRF-27/344
MIL-PRF-27/349
MIL-STD-202
Custodians:
Preparing activity:
Army - CR
DLA - CC
Navy - EC
Air force 85
DLA - CC
Review activities:
(Project 5950-2009-097)
Army CR4, MI
Navy - AS, MC, OS
Air Force - 19, 99
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.dla.mil.
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