for more information visit our web site at rbcbearings.com flanged bushings 98 journal bearings ?008 rbc bearings incorporated. all rights reserved. ?material options: aluminum bronze, beryllium copper, alloy steel, cres ?finish options: cadmium plating, aluminum coating ?a final size (fs) option is available. parts are manufactured to customer s required dimensions NAS77 unlined flanged bushings + .000 - .005 h .010 l .005 o.d. .005 .015 x 45 + .0000 unless otherwise + .0010 specified in table i.d. .025 .035 x 45 chamfer both ends (see note 6) .062 max where l is .250 inches and longer .015 max where l is less than .250 inches .062 + .0015 - .0000 b d .005 r .002 .010 .005 .005 r .002 optiona l .005 max undercu t dimensions ?tolerances in. mm in. mm in. mm in. mm lbs. kg NAS77a3-xxx 0.1900 4.826 *0.3136 7.965 0.062 1.575 0.437 11.100 0.0147 0.0067 NAS77a4-xxx 0.2500 6.350 *0.3761 9.553 0.062 1.575 0.500 12.700 0.0186 0.0084 NAS77a5-xxx 0.3125 7.938 *0.4386 11.140 0.062 1.575 0.562 14.275 0.0222 0.0101 NAS77a6-xxx 0.3750 9.525 **0.5013 12.733 0.062 1.575 0.625 15.875 0.0259 0.0117 NAS77a7-xxx 0.4375 11.113 **0.5638 14.321 0.062 1.575 0.687 17.450 0.0295 0.0134 NAS77a8-xxx 0.5000 12.700 ***0.6265 15.913 0.062 1.575 0.750 19.050 0.0332 0.0151 NAS77a9-xxx 0.5625 14.288 0.6892 17.506 0.062 1.575 0.812 20.625 0.0369 0.0167 NAS77a10-xxx 0.6250 15.875 0.8142 20.681 0.062 1.575 1.000 25.400 0.0639 0.0290 NAS77a11-xxx 0.6875 17.463 0.8767 22.268 0.062 1.575 1.062 26.975 0.0693 0.0315 NAS77a12-xxx 0.7500 19.050 0.9393 23.858 0.062 1.575 1.125 28.575 0.0749 0.0340 NAS77a14-xxx 0.8750 22.225 1.0648 27.046 0.062 1.575 1.250 31.750 0.0860 0.0390 NAS77a16-xxx 1.0000 25.400 1.1898 30.221 0.062 1.575 1.375 34.925 0.0970 0.0440 NAS77a18-xxx 1.1250 28.575 1.3148 33.396 0.062 1.575 1.500 38.100 0.1080 0.0490 NAS77a20-xxx 1.2500 31.750 1.4399 36.573 0.062 1.575 1.625 41.275 0.1190 0.0540 NAS77a22-xxx 1.3750 34.925 1.5649 39.748 0.062 1.575 1.750 44.450 0.1300 0.0590 NAS77a24-xxx 1.5000 38.100 1.6899 42.923 0.062 1.575 1.875 47.625 0.1410 0.0639 available journal material options: a=aluminum bronze alloy 642 per ams 4640 (shown above) s=steel alloy 4130 per ams-s-6758 c=cres type 17-4ph per ams 5643 b=beryllium copper per astm-b-196 xxx: length in .010 increments (ex: -025 = .025 in.) *+.000, -.0005 +.000, -.013 **+.000, -.0007 +.000, -.018 ***+.000, -.0008 +.000, -.020 *+.000, -.0020 +.000, -.051 weight approx. (assume 1 in. length) h +.010, -.010 +.25, -.25 f +.000, -.005 +.00, -.13 d +.000, -.0010 +.000, -.025 b +.0015, -.0000 +.038, -.000 part number specifications and ordering information
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