table 6.3 1 inner rings nominal borediameter d mm class 0 over 0.6 4 2.5 10 18 30 50 ... 0 -8 -8 -8 -10 -12 -15 -20 -25 -25 -30 -35 -40 -45 -50 -75 -100 -125 -160 -200 ... -7 -8 -10 -12 -15 -18 -18 -22 -25 -30 -35 -40 class 5 0 0 0 0 0 0 0 0 0 0 0 0 -5 ... 0 0 0 0 0 0 low high low high low high diameter series 9 1 single plane mean bore ... diameter deviation dmp single radial plane bore ... diameter variation vdp maxdiameter series 0.1 ... 150 1 the dimensional difference ds of borediameter to applied for class 4 and 2 ... dimentional difference dmp of average borediameter however the dimensional ... difference is applied to diameter series 0 1 2 3 and 4 against class 4 ... and to all the diameter series against class 2 table 6.3 2 ... outer rings nominal outside diameter d mm class 0 over 2.5 6 18 30 50 80 120 150 ...
37
tolerances unit m mean single plane borediameter variation vdmp inner ring ... radial runout kia face runout with bore sd inner ring axial runout with side ... 25 7 4 30 30 8 5 30 30 8 5 30 30 10 6 3535 13 40 40 15 50 45 60 50 70 80 100 ... -250 0 -250 0 -250 -300 0 -300 0 -300 -350 0 -350 -400 0 -400 -450 -500 -750 -1, ... 120 150 40 20 10 8 50 25 13 60 30 15 65 35 70 40 80 90 100 120 140 2 to be applied ... for combined bearing use 4 nominal borediameter of bearings of 0.6 mm is ... unit m single radial plane outside diameter variation vdp 6 capped bearings ... diameter series 2,3,4 0,1,2,3,4 class 0 class 6 ... 16 20 25 30 mean single plane outside diameter variation vdmp class 0 class 6 class 5 ... 11 10 14 11 19 14 23 15 20 10 7 25 13 8 35 18 10 identical to bs of inner ring of ...
of inner rings jis class 0 nominal borediameter d mm over incl 18 30 50 80 120 ... 180 250 315 400 500 single plane mean borediameter deviation dmp high 0 0 0 0 0 0 ... 0 0 0 0 low 10 12 15 20 25 25 30 35 40 45 single radial plane borediameter ... variation vdp diameter series diameter series 0 1 2 3 4 max max 10 12 19 25 31 ... 15 19 19 23 26 30 34 mean single plane borediameter deviation vdmp max 8 9 11 15 ... 0 0 0 0 low 120 120 150 200 250 250 300 350 400 450 unit m inner ring width ... variation vbs max 20 20 25 25 30 30 30 35 40 50 2 tolerances of outer rings jis ... class 0 nominal outside diameter d mm over incl 30 50 80 120 150 180 250 315 ... 400 500 630 800 single plane outside diameter deviation dmp high 0 0 0 0 0 0 0 0 0 0 ... 0 low 11 13 15 18 25 30 35 40 45 50 75 single radial plane outside ...
13
values jis class 0 of tapered 1 bore radial bearings nominal borediameter d ... mm over incl 50 80 120 180 250 315 400 500 ... 400 500 630 unit m dmp high 15 20 25 30 35 40 45 50 low 0 0 0 0 0 0 0 0 dmp dmp ... high 30 35 45 46 52 57 63 70 low 0 0 0 0 0 0 0 0 ... 40 46 52 57 63 70 theoretical tapered bore tapered bore associated with single ... plane mean borediameter deviation 1 applicable to all radial ... planes of tapered bore note 1 applicable to 1/12 tapered bore ... 2 quantifiers d1 standard diameter at theoretical large end of tapered ... bore 1 b d1 d 12 dmp single plane mean ... borediameter deviation at theoretical small end of ... tapered bore d1mp single plane mean borediameter deviation at theoretical large ... end of tapered bore vdp borediameter variation in a single radial plane b ...
coroboretm 825 boring range 23 176.6 mm coromant capto® hsk conventional boring ... d milling boring range 23-176.6 mm hole tolerance it6 dia adjustment 0.002 ... mm cutting fluid internal 1200 m/min ... min-max 23-29 drilling dc24 min-max 29-35 dc25 min-max 29-29 coupling size c3 c4 ... code 825a-030a 28-36 34-42 34-36 f 35-45 42.2-52.2 42-45 92° 92° tp 06 tc 06 ... are given for inserts with 0.4 mm nose radius inserts are ordered ... boring depth max hole depth when boring diameter is smaller than the coupling diameter e ... .g dia 23-36 mm 2 x dc dia 35-70mm 1.5 x dc max recommended hole depth ... when boring diameter is larger than the coupling diameter ... slide extension front and back boring diameter range when back boring without slide ...
31
coroboretm 825 boring range 23 176.6 mm coromant capto® hsk conventional boring ... d milling boring range 23-176.6 mm hole tolerance it6 dia adjustment 0.002 ... mm cutting fluid internal 1200 m/min ... are given for inserts with 0.4 mm nose radius inserts are ordered ... boring depth max hole depth when boring diameter is smaller than the coupling diameter e ... .g dia 23-36 mm 2 x dc dia 35-70mm 1.5 x dc max recommended hole depth ... when boring diameter is larger than the coupling diameter ... slide extension front and back boring diameter range when back boring without slide ...
table 6.2 nut tightening force bearing borediameter nut tightening force front ... cover drive-up mm n mm 20 25 2940 4900 30 35 40 4900 9800 45 ... ntn has no production record for borediameter of 220 mm or larger thus the nut ... formula plae elastic deformation mm inner ring tightening force n inner ... ring spacer width mm inner ring cross-sectional area mm2 ... falls in a range of 0.01 to 0.02 mm too large a pressing amount on the ... from a pressing amount of 0.05 mm on the outer ring are shown in fig 6.14 ...
68
by the dmn value dmn pitch circle diameter across rolling elements [mm multiplied ... ball bearings 78c type unit n nominal borediameter d 25 30 35 40 45 50 55 60 65 ... contact ball bearings unit m nominal borediameter d over incl 10 18 30 50 80 ... 16 18 20 c2 max 12 12 12 14 17 22 30 33 35 40 cn normal min 8 8 10 14 17 22 30 35 ... 35 40 max 15 15 20 25 32 40 50 55 60 65 10 ...
unit f-ucpm2 series cylindrical bore set screw type with solid grease bsnn1 ... 12 0° h2 h h1 l1 j l a shaft dia mm inch 20 4 25 16 8 16 1 30 1 16 1 ... 8 1 16 1 4 35 1 4 1 16 1 8 1 16 40 1 2 1 16 45 1 ... unit number h l j 95 3 4 105 4 8 mm inch bolt size bearing number h2 l1 b s ... jis b 1559 1 tolerances for spherical bore of housing unit m/0.0001 inch tolerance ... for pillow type bearing unit unit mm/inch s da housing part number housing ... 0.15 0.006 h 209 210 dam mean spherical borediameter deviations ...
3
unit f-ucfm2 series cylindrical bore set screw type with solid grease b s n ... 12 0° ljha1 a2 a a0 shaft dia mm inch 20 4 25 16 8 16 1 30 1 16 1 ... 8 1 16 1 4 35 1 4 1 16 1 8 1 16 40 1 2 1 16 45 1 ... unit number h j a2 15 32 16 8 mm inch bolt size l 60 2 8 68 bearing ... 3 64 33.3 31 12.7 1 16 1.2205 0.500 35.8 34.1 14.3 2 16 1 32 1.3425 0.563 f- ... 21 64 22 64 22 64 12 32 13 2 13 2 35 1 8 36 1 32 37 1 32 16 8 19 4 19 ... max 3.9 34 4.9 43 5.8 52 7.8 69 j unit mm/inch housing number fm204 fm210 206 207 ... between the center line of spherical borediameter of the housing j is the bolt ...
shock load bearing type applied shaft diametermm both of spherical outer surface ... code ll seal tail code x cylinder outer diameter dimension code dimension series code ... seal 5 50 cr tail code x cylinder outer diameter dimension code type code natv cor natv ... cor nacv 32 x ll tail code ll seal 6.35 57.15 cr tail code x cylinder outer ... diameter dimension code type code nutr cor nutr ... nutw 2 05 x tail code x cylinder outer diameter dimension code cr dimension series code ... is subject to reference bearing borediameter of 50 or 50.8 b-162 ...
4
and running accuracy of the bearing borediameter d cylindrical roller outer ... diameter d and outer ring width c are as shown ... tolerances for spherical roller outer diameter d and the roller inscribed circle ... diameter fw of type rna22 are as shown in ... min max 0 0 0 0 0 0 0 10 12 15 20 25 30 35 ordinary min max 3 5 5 10 10 15 20 17 ... 40 50 55 c3 min max 15 15 15 20 25 30 35 30 30 35 40 55 65 75 c4 min max 20 25 ... 40 50 60 70 40 45 55 65 80 100 115 fw mm over 3 6 10 18 30 50 80 incl 6 10 18 30 ...
precision steel closed length c mm 0.99 0.99 1.17 1.42 1.42 1.73 4 4 5 5 4 ... 0.17 groove groove width distance c1 c2 mmmm number of ball circuits weight kg ... load recom recom capacity kgf housing bore housing bore normal mm press mm 8 17 38 ... to 39.675 part number nom shaft size t mm working borediameter t mm ta-4812 6. ... 35 6.337 to 6.350 19.050 0.00 13.081 0.000.38 0.41 ta- ...
diagram of plummer block structure 1 borediameter and outer diameter dimensions ... ring 5 the bearings are packed 25 35 of inside free space of bearing with ... level as packed and shipped d inner borediameter dimension mm x n operating ...
ball thomson super closed length c mm 0.99 0.99 1.27 1.42 1.42 4 4 5 6 4 4 ... groove groove width distance c1 c2 mmmm number of ball circuits weight kg ... load recom recom capacity kgf housing bore housing bore fixed mm adjustabl mm 0.00 ... to 31.775 part number nom shaft size t mm working borediameter t mm tsuper-3 4. ... to 4.763 14.275 0.000.38 tsuper-4 6.35 6.337 to 6.350 19.050 0.00 12.979 0. ...
stainless insert bearing cylindrical bore set screw type with solid grease c g ds ... spot-pack type is standard shaft dia mm inch 20 4 25 16 8 16 1 30 1 16 1 ... 8 1 16 1 4 35 1 4 1 16 1 8 1 16 40 1 2 1 16 ... f-uc208-108d1/lp03 f-uc208-109d1/lp03 mm inch basic load rating n dynamic lbf ... 1250 2.4409 1.5000 0.7480 1.1875 1.2500 35 72 42.9 20 1.2500 1.3125 2.8346 1.6890 ... .2 0.874 5 m6 0.75 40.8 1.6063 15 000 3 350 11 300 2 540 0.197 1/4-28unf 1.5 0.059 ... b 1558 1 inner ring tolerances nominal borediameter d over mm 18 inch mm incl inch ... unit m/0.0001 inch borediameter width radial runout dmp vdp bs ... 2 outer ring tolerances nominal outside diameter unit m/0.0001 inch radial runout ref ... max 20 8 25 10 d over mm 30 50 inch 1.1811 1.9685 mm 50 80 dm ...
grinding undercut is made on the inside diameter of the mating surface distortion of the ... their hardness when the single outside diameter or single borediameter of a shaft or ... min minimum hardness adequate depth mm dw roller diametermm table 6.3 ... snc420 jis g 4104 jis g 4105 jis g 4102 35 ...
vdmp bs d dmp vdp vdmp cs ts bearing borediameter nominal single plane mean bore ... diameter deviation borediameter variation in a single radial plane mean ... borediameter variation deviation of a single width ... of the inner ring bearing outside diameter nominal single plane mean outside ... diameter deviation outside diameter variation in a single radial plane mean ... outside diameter variation deviation of a single width ... provided if the nominal bearing outside diameter exceeds 200mm 7.8740 inch table 1 ... of lubrication grooves and holes d mm over 30 50 65 80 120 incl 30 50 65 80 ... 7 9 11 13 16 0.08 0.12 0.16 0.20 0.28 0.35 0.43 0.51 0.63 1.5 2 2.5 3 4 5 6 8 10 0 ... 0.08 0.10 0.12 0.16 0.20 0.24 0.31 0.39 mm w0 inch mm d0 inch wo do 180 250 400 7. ...
bearing precision inner ring d nominal borediameter dmp single plane mean bore ... diameter deviation vdp single radial plane bore ... diameter variation vdmp mean single plane bore ... diameter variation kia inner ring radial runout ... sd face runout with bore sia inner ring axial runout with side ... varietion outer ring d nominal outside diameter dmp single plane mean outside diameter ... vdp single radial plane outside diameter variation vdmp mean single plane ... outside diameter variation kea outer ring radial runout ... variation 1 inner ring tolerance vdp d mm unit m dmp class class 0 6 bearing ... 8 5 1 the dimensional difference ds of borediameter to applied for class 4 and 2 ... dimentional difference dmp of average borediameter however the dimensional ...
