1-52 Table 1-6.—Resistor Selection Chart—Continued Military specification Type Styles available in standard Power and max voltage ratings Resistance tolerance   (+ percent) Ohmic range MIL-R-39005 Wirewound (Accurate), Established Reliability RBR52 RBR53 RBR54 RBR55 RBR56 RBR57 RBR71 RRBR75 .5W/600V .33W/300V .25W/300V .15W/200V .125W/150V .75W/600V .125W/150V .125W/150V .01, .05, .1, 1 .1 to.806 M .1 to.499 M .1 to.255 M .1 to.150 M .1 to.1 M .1 to 1.37 M .1 to.1 M .1 to 71.5 K MIL-R-39007 Wirewound (Power Type), Established Reliability RWR78 RWR80 RWR81 RWRB2 RWR84 RWR89 10W 2W 1W 1.5W 7W 3W .1, .5, 1 .1 to 39.2 K .1 to 1.21 K .1 to.464 K .1 to.931 K .1 to 12.4 K .1 to 3.57 K MIL-R-39017 Film (Insulated), Established Reliability RLR05 RLR07 RLR20 RLR32 .125W/200V .25W/250V .5W/350V 1W/500V 1, 2 4.7 to.3 M 10 to 2.49 M 4.3 to 3.01 M 10 to 1.0 M MIL-R-39009 Wirewound (Power Type, Chassis Mounted),  Established   Reliability RER40 RER45 RER50 RER55 RER60 RER65 RER70 RER75 5W 10W 20W 30W 5W 10W 20W 30W 1 1 to 1.65 K 1 to 2.80 K 1 to 6.04 K 1 to 19.6 K .1 to 3.32 K .1 to 5.62 K .1 to 12.1K .1 to 39.2 K MIL-R-55342 Film, Chip, Established Reliability RM0502 RM0505 RM0705 RM1005 RM1505 RM2208 .02W/40V .15W/40V .10W/40V .15W/40V .10W/50V .225W/50V 1, 5, 10 5.6 to .1 M 5.6 to .47 M 5.6 to .1 M 5.6 to .47 M 5.6 to .1 M 5.6 to 15 M 1/  M = megohms; K = kilohms.