| No. | Brand | h | K | B | G | b | a | C | f |
| NN3021 | NTN | - | - | - | - | - | - | - | - |
| NNU3026 | NTN | - | - | 7 mm | - | - | - | - | - |
| 4R3432 | NTN | - | 3 mm | - | - | - | 82 mm | - | - |
| NNU306 | NTN | - | - | 41 mm | - | - | 35.1 mm | - | - |
| NNU496 | NTN | - | - | 136 mm | - | - | - | 135 mm | - |
| NNU4992 | NTN | - | - | - | - | - | - | - | - |
| NNU4972 | NTN | - | - | 48 mm | - | - | - | - | - |
| NNU4984 | NTN | - | - | - | - | - | - | - | - |
| NN3936K | NTN | - | 3.5 mm | 45 mm | - | - | - | - | - |
| NN3928 | NTN | - | - | - | - | - | - | - | - |
| NNU30/56 | NTN | - | - | 35 mm | - | - | - | - | - |
| 4R2035 | NTN | - | - | 112 mm | - | - | - | - | - |
| NNU3856 | NTN | - | - | 145 mm | - | - | - | - | - |
| NN4921K | NTN | 60.325 mm | - | - | - | - | - | - | - |
| NN30/600 | NTN | - | - | - | - | - | - | - | - |
| NNU38/8 | NTN | - | - | - | - | - | - | - | - |
| NN3040K | NTN | - | - | 92 mm | - | - | - | - | - |
| NNU3022 | NTN | - | - | 258 mm | - | - | - | - | - |
| NNU49/530 | NTN | - | - | 22 mm | - | - | 30 mm | - | - |
| NNU4922 | NTN | 2 mm | - | 9 mm | M 12x1 | 3 mm | - | - | - |
| 4R3823 | NTN | - | - | 19.842 mm | - | - | 18.656 mm | 16.667 mm | - |
| NNU4921 | NTN | - | - | - | - | - | - | - | - |
| NNU38/5 | NTN | - | - | 34.9 mm | - | - | - | - | - |
| 4R4054 NTN Cylindrical Roller Bearing | Dynamic Load Rating:880,000 N; Constant e:0.27; B:67 mm; Retainer Material:Machined Brass; Enclosure:Open; Limiting Speed - Oil:3,100 rpm; Radial Clearance:0.120 to 0.180 mm; Fillet Radius/Chamfer:2.1 mm; Bore Type:Cylindrical Bore; d:170 mm; Axial Load Factor Y1:2.51; Weight:13.100 kg; Limiting Speed - Grease:2,400 rpm; da (min):182 mm; Configuration:Double Row; Axial Load Factor Y0:2.45; Roller Profile:Asymmetric; |
| NN4936K NTN Cylindrical Roller Bearing | Comparative radial load rating CF:500 kN; Basic dynamic load rating C:2050 kN; T:140 mm; d:520 mm; Calculation factor Y1:1; Comparative axial load rating CFa:335 kN; B:140 mm; h:25.4 mm; b:51.3 mm; Fatigue load limit Pu:425 kN; d1 ≈:545 mm; Mass bearing:115 kg; Calculation factor Y2:1.5; Design variant/feature:TDIS/N; Calculation factor Y0:1; D1 ≈:598 mm; Basic static load rating C0:5700 kN; |
| NNU4956 | da:147.637 mm; Ca:86.614 mm; Cap bolt, SAE grade:8; J1:85.725 mm; H:298.45 mm; Da:259.999 mm; PosiTrac Plus contact element:2 x B10724-140; RG:3/4 NPT; H2:60.325 mm; Appropriate attachment bolt size G:1 in; Pa:34 kN; P90°:180 kN; P150°:105 kN; Labyrinth ring:2 x LOR 138; N1:28.575 mm; J max.:434.975 mm; End plug (suffix Y):EPR 18; PG:1/4 NPT; ba:64.294 mm; Housing:SAFS 034 KA; |
| NN3936 NTN Tapered Roller Bearing | Limiting speed:630 r/min; Da max.:946 mm; Design variant/feature:NNU K30/W33; r1,2 min.:7.5 mm; K:12 mm; Reference speed:480 r/min; b:22.3 mm; Fatigue load limit Pu:1460 kN; Basic static load rating C0:21200 kN; Calculation factor kr:0.33; d:600 mm; D1 ≈:868 mm; Mass bearing:1100 kg; s max.:18.5 mm; Basic dynamic load rating C:9900 kN; ra max.:6 mm; F:699 mm; da min.:634 mm; B:375 mm; da max.:682 mm; |
| NN3048 NTN Tapered Roller Bearing | ra1 (max):3 mm; D:340 mm; Radial Clearance:0.140 to 0.195 mm; dc (min):234 mm; Limiting Speed - Oil:2,200 rpm; Configuration:Single Row; Da (max):322 mm; Bore Type:Cylindrical Bore; d:190 mm; Db (max):311 mm; B:55 mm; Dynamic Load Rating:555,000 N; db (min):208 mm; Outside Ring Inside Diameter:299 mm; r1:4 mm; dd (min):247 mm; da (min):208 mm; Fillet Radius/Chamfer:4 mm; Limiting Speed - Grease:1,800 rpm; |
| NN3044 NTN Tapered Roller Bearing | Enclosure:Open; Limiting Speed - Grease:2,800 rpm; Fillet Radius/Chamfer:3 mm; Da (max):201 mm; Db (max):190 mm; Limiting Speed - Oil:3,400 rpm; Bore Type:Cylindrical Bore; ra1 (max):2.5 mm; r1:3 mm; Configuration:Single Row; db (max):125 mm; db (min):114 mm; Radial Clearance:0.075 to 0.110 mm; Outside Ring Inside Diameter:185.5 mm; B:47 mm; Static Load Rating:335,000 N; Db (min):201 mm; d:100 mm; |
| 4R4445 NTN Cylindrical Roller Bearing | d:5 mm; Permissible sliding velocity v max.:5 m/s; Specific static load factor K0:20 N/mm²; Specific dynamic load factor K:10 N/mm²; Coefficient of friction µ max.:0.1; Coefficient of friction µ min.:0.05; B:8 mm; D1:13 mm; D:9 mm; Mass bushing:0.003 kg; B1:2 mm; Tolerance shaft:h8; Permissible sliding velocity v min.:0.25 m/s; Tolerance housing:H7; |
| NNU4948K NTN Cylindrical Roller Bearing | End plug (suffix Y):EPR 23; R1:130.175 mm; da:198.438 mm; R2:46.831 mm; Cap bolt, SAE grade:8; H:473.075 mm; Pa:71.2 kN; L:831.85 mm; P60°:691 kN; S:4.763 mm; h:79.375 mm; PG:1/4 NPT; Mass pillow block:365 kg; Max. speed for Taconite seal:385 r/min; H1:241.3 mm; A2:368.3 mm; P180°:285 kN; Taconite seal:TER 165; H2:95.25 mm; Ca:117.805 mm; |
| NN3134 NTN Tapered Roller Bearing | H2:30.163 mm; s:29.766 mm; J min.:142.875 mm; J max.:149.225 mm; L:187.325 mm; da:36.513 mm; H1:47.625 mm; A:53.975 mm; Mass bearing unit:3.15 kg; S:0.794 mm; H:98.425 mm; B:59.531 mm; Basic dynamic load rating C:96.5 kN; Limiting speed:6000 r/min; Attachment bolt diameter G:12.7 mm; |
| NN4952K NTN Cylindrical Roller Bearing | Dynamic Load Rating:291,000 N; Enclosure:Open; d:85 mm; Da (max):166 mm; db (min):99 mm; Configuration:Single Row; Fillet Radius/Chamfer:3 mm; ra1 (max):2.5 mm; Limiting Speed - Grease:3,000 rpm; ra (max):2.5 mm; B:41 mm; Limiting Speed - Oil:3,600 rpm; D:180 mm; Static Load Rating:330,000 N; r1:3 mm; Inside Ring Outside Diameter:108 mm; db (max):106 mm; dd (min):119 mm; dc (min):110 mm; Bore Type:Cylindrical Bore; |
| NN3026K | das:495 mm; D:580 mm; B:72 mm; Reference speed:430 r/min; da min.:473 mm; d:460 mm; Limiting speed:530 r/min; Fatigue load limit Pu:260 kN; D1 ≈:543 mm; ra max.:2.5 mm; Mass bearing:44 kg; E:553 mm; Basic dynamic load rating C:1300 kN; Calculation factor Y:0.4; r1,2 min.:3 mm; Da max.:567 mm; Calculation factor e:0.3; Db max.:567 mm; Calculation factor kr:0.11; d1 ≈:501 mm; |
| NNU3134 NTN Tapered Roller Bearing | d:130 mm; Enclosure:Open; db (max):164 mm; Bore Type:Cylindrical Bore; D:280 mm; dc (min):169 mm; Da (max):262 mm; B:93 mm; Radial Clearance:0.060 to 0.105 mm; Dynamic Load Rating:920,000 N; Fillet Radius/Chamfer:4 mm; Weight:28.500 kg; ra (max):3 mm; ra1 (max):3 mm; Limiting Speed - Oil:2,400 rpm; r1:4 mm; db (min):148 mm; Limiting Speed - Grease:1,900 rpm; dd (min):184 mm; Configuration:Single Row; |
| NNU4980 | Specific dynamic load factor K:100 N/mm²; l7 min.:58 mm; d2 max.:114 mm; α:6 °; C1 max.:31 mm; Basic static load rating C0:245 kN; r1 min.:0.6 mm; dk:66 mm; l2 max.:254 mm; d:50 mm; G:M 52x3; h:195 mm; Material constant KM:330; l1 min.:110 mm; Mass rod end:3.9 kg; Basic dynamic load rating C:156 kN; B:35 mm; |
| NNU4952 NTN Tapered Roller Bearing | B:60 mm; Fillet Radius/Chamfer:4 mm; Inside Ring Outside Diameter:144.5 mm; ra (max):3 mm; D:260 mm; ra1 (max):3 mm; Radial Clearance:0.050 to 0.090 mm; Dynamic Load Rating:495,000 N; Da (max):242 mm; d:105 mm; Static Load Rating:555,000 N; db (max):143 mm; dd (min):162 mm; r1:4 mm; Limiting Speed - Oil:3,000 rpm; dc (min):147 mm; db (min):123 mm; Enclosure:Open; Configuration:Single Row; Bore Type:Cylindrical Bore; |
NNU4952K - NTN Bearing Finder
Browse Item # NNU4952K, Double Row Cylindrical Roller Bearing w/ Tapered Bore - Type NNU in the NTN Bearing Corp. of America catalog including Item #
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Cylindrical roller bearings NNU4952K. Bearing number : NNU4952K. Size (mm) : 260x360x100. Brand : NTN. Bore Diameter (mm) : 260. Outer Diameter (mm) :
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