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NN4921 NTN Tapered Roller Bearing
Tapered Roller Bearing
NTN NN4921 Bearing SPECIFICATIONS
Our highly-skilled and factory-trained service experts have the resources to help you with 134 mm db (max) 191,000 N Static Load Rating all your NN4921 NTN Tapered Roller Bearing needs - including routine maintenance, major repairs, warranty service, and Tapered Roller Bearing NTK BEARING PRECISION AXLE CORP. equipment inspections.
- NTN
NN4921
- 134 mm
- 2.510 kg
- 191,000 N
- 170 mm
- 2 mm
- 28 mm
- 1.1 mm
- 0.085 to 0.125 mm
- NTK BEARING PRECISION AXLE CORP.2020-07-10 09:46:19
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NN4921 NTN Tapered Roller Bearing Compare similar products
- 134 mm
- 2.510 kg
- 191,000 N
- 170 mm
- 2 mm
- 28 mm
- 1.1 mm
- 0.085 to 0.125 mm
- 139,000 N
- 3,400 rpm
- 2 mm
- 127 mm
- 120 mm
- Single Row
- 4,300 rpm
- Open
- Cylindrical Bore
- 1 mm
- 138 mm
- 180 mm
NTN NN4921 NN4921 NTN Tapered Roller Bearing Product Features
No. | Brand | h | K | B | G | b | a | C | f |
NN3044K | NTN | - | - | - | - | - | - | - | - |
NN4952K | NTN | - | - | 41 mm | - | - | - | - | - |
NNU4926K | NTN | - | - | 138 mm | - | - | - | - | - |
NNU3948 | NTN | - | - | 96 mm | - | - | - | - | - |
4R4039 | NTN | 14 mm | - | 52 mm | Tr 420x5 | 32 mm | - | - | - |
NNU4984K | NTN | - | - | 150 mm | - | 51.3 mm | - | - | - |
NN3964 | NTN | - | - | - | - | - | - | - | - |
NN38/530 | NTN | - | - | 5 mm | - | - | - | - | - |
NNU492 | NTN | 40.922 mm | - | - | - | - | - | - | - |
4R441 | NTN | - | - | 43 mm | - | - | - | - | - |
NNU4936 | NTN | 69.85 mm | - | - | - | - | - | - | - |
NN314 | NTN | - | - | 13 mm | - | - | - | - | - |
NN4944 | NTN | - | - | 55 mm | M 64x4 | - | - | - | - |
NN4938 | NTN | - | - | 205 mm | - | - | - | - | - |
NNU38/5 | NTN | - | - | 34.9 mm | - | - | - | - | - |
NN308 | NTN | 42.069 mm | - | - | - | - | - | - | - |
NNU3034 | NTN | - | - | 20 mm | - | - | - | - | - |
NNU3022K | NTN | 45.244 mm | - | - | - | - | - | - | - |
NN3076K | NTN | - | - | - | - | - | - | - | - |
4R3232 | NTN | - | - | - | - | - | - | - | - |
NN3084K NTN Cylindrical Roller Bearing | Fillet Radius/Chamfer:4 mm; dd (min):247 mm; Inside Ring Outside Diameter:231 mm; Static Load Rating:770,000 N; Bore Type:Cylindrical Bore; db (max):227 mm; Da (max):322 mm; ra1 (max):3 mm; r1:4 mm; Limiting Speed - Grease:1,800 rpm; Radial Clearance:0.140 to 0.195 mm; Limiting Speed - Oil:2,200 rpm; ra (max):3 mm; d:190 mm; db (min):208 mm; Enclosure:Open; dc (min):234 mm; Configuration:Single Row; |
NN396 NTN Tapered Roller Bearing | Enclosure:Open; Static Load Rating:440,000 N; dc (min):135 mm; Configuration:Single Row; Inside Ring Outside Diameter:132.5 mm; r1:2.1 mm; ra1 (max):2 mm; Radial Clearance:0.050 to 0.090 mm; Limiting Speed - Grease:2,800 rpm; db (max):130 mm; Da (max):188 mm; d:110 mm; Dynamic Load Rating:320,000 N; Limiting Speed - Oil:3,400 rpm; B:53 mm; dd (min):144 mm; ra (max):2 mm; Fillet Radius/Chamfer:2.1 mm; |
NNU49/56 NTN Tapered Roller Bearing | Axial Load Factor Y1:3.85; Bore Type:Tapered Bore; da (min):522 mm; Enclosure:Open; B:128 mm; Retainer Material:Machined Brass; Static Load Rating:5,700,000 N; Limiting Speed - Oil:750 rpm; Weight:130.000 kg; Configuration:Double Row; Axial Load Factor Y2:5.73; d:500 mm; Limiting Speed - Grease:600 rpm; Dynamic Load Rating:3,400,000 N; Da (max):648 mm; Roller Profile:Symmetric; Radial Clearance:0.370 to 0.490 mm; |
NN3972 | Dimension series:25800; Cb min.:4.5 mm; rb max.:2.3 mm; Mass bearing:0.46 kg; r1,2 min.:1.5 mm; Db min.:67 mm; a:15.36 mm; db min.:45 mm; d:36.487 mm; Da min.:62 mm; ra max.:1.5 mm; B:24.608 mm; Ca min.:5 mm; D:73.025 mm; da max.:44 mm; Calculation factor e:0.3; Fatigue load limit Pu:9.8 kN; Basic static load rating C0:88 kN; Reference speed:8000 r/min; d1 ≈:52.5 mm; |
NNU4928 NTN Tapered Roller Bearing | d:95 mm; Limiting Speed - Grease:3,300 rpm; b (min):3.5 mm; B:45 mm; Dx (min):215 mm; r1:0.5 mm; Limiting Speed - Oil:3,900 rpm; D:200 mm; Radial Clearance:0.030 to 0.058 mm; Bore Type:Cylindrical Bore; Enclosure:Snap Ring Groove wit; Fillet Radius/Chamfer:3 mm; a (max):5.7 mm; Da (max):186 mm; Factor fo:13.3; Snap Ring Width:3.1 mm; Configuration:Single Row; ra (max):2.5 mm; Static Load Rating:118,000 N; |
NNU4920K | Fatigue load limit Pu:190 kN; B:112 mm; Calculation factor Y2:3; Calculation factor Y0:2; da min.:197 mm; K:7.5 mm; Da max.:303 mm; d:180 mm; D1 ≈:285 mm; b:13.9 mm; da max.:205 mm; Mass bearing:38 kg; r1,2 min.:4 mm; Basic static load rating C0:2120 kN; Calculation factor e:0.33; d2 ≈:205 mm; Calculation factor Y1:2; Basic dynamic load rating C:1560 kN; ra max.:3 mm; Limiting speed:360 r/min; |
NN4952 NTN Tapered Roller Bearing | r0 max.:0.6 mm; r1,2 min.:2 mm; d1 ≈:62.84 mm; Db min.:118 mm; Calculation factor f0:12; C:3.28 mm; da min.:53 mm; D3:106.81 mm; b:2.7 mm; Fatigue load limit Pu:1.53 kN; Basic dynamic load rating C:63.7 kN; Calculation factor kr:0.035; ra max.:2 mm; ba min.:3 mm; d:40 mm; Basic static load rating C0:36.5 kN; Snap ring:SP 110; Limiting speed:9000 r/min; f:2.46 mm; D:110 mm; |
NN4924 NTN Tapered Roller Bearing | Radial Clearance:0.075 to 0.110 mm; db (max):137 mm; Limiting Speed - Grease:2,600 rpm; dc (min):141 mm; Fillet Radius/Chamfer:4 mm; dd (min):156 mm; Configuration:Single Row; D:250 mm; Dynamic Load Rating:450,000 N; Bore Type:Cylindrical Bore; B:58 mm; d:100 mm; db (min):118 mm; Da (max):232 mm; Static Load Rating:500,000 N; ra1 (max):3 mm; ra (max):3 mm; Limiting Speed - Oil:3,000 rpm; r1:4 mm; Enclosure:Open; |
NNU4944K NTN Cylindrical Roller Bearing | db min.:55 mm; Ba min.:6 mm; Basic dynamic load rating C:159 kN; Fatigue load limit Pu:18.6 kN; B4:12 mm; da max.:72 mm; D1 ≈:96.8 mm; B1:42 mm; Calculation factor Y2:4.2; d1:45 mm; d2 ≈:72.7 mm; B:27 mm; D:110 mm; Da max.:99 mm; Calculation factor e:0.24; Reference speed:5600 r/min; K:3 mm; Calculation factor Y1:2.8; Mass bearing + sleeve:1.6 kg; d3:70 mm; |
NN3052 NTN Tapered Roller Bearing | Static Load Rating:104,000 N; d:45 mm; Bore Type:Cylindrical Bore; Enclosure:Open; ra (max):1.5 mm; Limiting Speed - Grease:6,100 rpm; db (max):57 mm; B:36 mm; r1:1.5 mm; dd (min):66 mm; Radial Clearance:0.050 to 0.080 mm; ra1 (max):1.5 mm; Inside Ring Outside Diameter:58.5 mm; Da (max):91.5 mm; Dynamic Load Rating:99,000 N; Fillet Radius/Chamfer:1.5 mm; Configuration:Single Row; dc (min):60 mm; Limiting Speed - Oil:7,300 rpm; |
NN49/56 NTN Tapered Roller Bearing | ra1 (max):3 mm; db (min):218 mm; dc (min):247 mm; Bore Type:Cylindrical Bore; Inside Ring Outside Diameter:244 mm; Static Load Rating:865,000 N; B:58 mm; Radial Clearance:0.140 to 0.195 mm; Fillet Radius/Chamfer:4 mm; ra (max):3 mm; db (max):240 mm; Da (max):342 mm; Dynamic Load Rating:620,000 N; Limiting Speed - Grease:1,500 rpm; D:360 mm; Limiting Speed - Oil:1,800 rpm; d:200 mm; Configuration:Single Row; |
NN3030K NTN Cylindrical Roller Bearing | Enclosure:Open; Fillet Radius/Chamfer:2.1 mm; r1:2.1 mm; D:150 mm; Bore Type:Cylindrical Bore; Dynamic Load Rating:205,000 N; Limiting Speed - Oil:4,300 rpm; B:35 mm; db (max):87 mm; dd (min):100 mm; dc (min):92 mm; db (min):82 mm; Limiting Speed - Grease:3,600 rpm; ra1 (max):2 mm; Da (max):138 mm; Static Load Rating:222,000 N; ra (max):2 mm; Configuration:Single Row; Inside Ring Outside Diameter:89 mm; |
4R2437 NTN Cylindrical Roller Bearing | α:5 °; C:104.775 mm; Design (sliding contact surface combination):Steel/steel; Da min.:197.5 mm; d:152.4 mm; Basic static load rating C0:5200 kN; ra max.:2 mm; Mass plain bearing:21.5 kg; Material constant KM:330; Basic dynamic load rating C:1730 kN; da min.:164 mm; B:209.55 mm; r1 min.:2 mm; Da max.:213.5 mm; b:15 mm; dk:207.162 mm; rb max.:1.1 mm; M:8 mm; D:222.25 mm; Specific dynamic load factor K:100 N/mm²; |
NN3926 NTN Tapered Roller Bearing | Dynamic Load Rating:58,500 N; ra1 (max):1.5 mm; Inside Ring Outside Diameter:53.5 mm; Bore Type:Cylindrical Bore; Limiting Speed - Oil:8,500 rpm; Fillet Radius/Chamfer:1.5 mm; Static Load Rating:57,000 N; Configuration:Single Row; B:23 mm; Radial Clearance:0.025 to 0.050 mm; Enclosure:Open; db (max):51 mm; d:40 mm; D:90 mm; r1:1.5 mm; Da (max):81.5 mm; Limiting Speed - Grease:6,700 rpm; dd (min):60 mm; |
105 mm x 145 mm x 40 mm NTN NN4921 cylindrical roller
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Tapered Roller Bearing Part series NN4921 is a potential replacement for these common bearing part numbers:
NN4921
NN4921
NN4921
NN4921
NN4921
NN4921
NN4921
NN4921
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- NTK BEARING PRECISION AXLE CORP.
- Address7635 South Layton Road Anderson Indiana 46011, U.S.A.
- Phone(Working Time)221-5263
- Fax
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