MIL-PRF-39017-2 Resistors, Fixed, Film \(Insulated\), Nonestablished Reliability, And Established Reliability, Style Rlr20This specification covers the associated requirements for style RLR20, nonestablished reliability and established reliability, insulated, film, fixed resistors. Designers are CAUTIONED on using these resistors in high power pulse applications \(see 6.4\).