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NTN NNU4944 MODELS
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NNU4944 NTN Tapered Roller Bearing
Thrust Spherical Roller Bearing
NTN NNU4944 Bearing SPECIFICATIONS
NNU4944 NTN Tapered Roller Bearing manufacturer and global supplier of reliable ball and roller ... NNU4944 NTN Tapered Roller Bearing Industries Products Manufacturing 100 N/mm² Specific dynamic load factor K & Regular relubricatio Lubricant Engineering and Agricultural Bearings NACHI BEARINGS OF AMERICA CORP. designed to meet the unique requirements of our targeted industries.
- NTN
NNU4944
- Regular relubricatio
- 100 N/mm²
- 500 N/mm²
- 60 mm
- Steel/steel, heavy-d
- 3 mm
- 17 °
- 61 mm
- NACHI BEARINGS OF AMERICA CORP.2020-07-10 09:46:19
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Thrust Spherical Roller Bearing Specification details
- Regular relubricatio
- 100 N/mm²
- 500 N/mm²
- 60 mm
- Steel/steel, heavy-d
- 3 mm
- 17 °
- 61 mm
- 25 mm
- 640 kN
- 0.6 mm
- 330
- 40 mm
- 1 mm
- 68 mm
- 63.6 mm
- 4.6 mm
- 127 kN
- 0.6 mm
- 44.7 mm
NTN NNU4944 NNU4944 NTN Tapered Roller Bearing Product Features
4R3618 NTN Cylindrical Roller Bearing | H1:101.6 mm; da:80.963 mm; Labyrinth ring:2 x LOR 188; Cap bolt recommended tightening torque:149.1 N·m; Stabilizing ring:2 x SR-1518; J max.:295.275 mm; ba:34.925 mm; P120°:38.3 kN; N1:19.05 mm; Da:160 mm; Ca:49.809 mm; Housing:FSAF 518; H:192.484 mm; H2:41.275 mm; PG:1/8 NPT; J1:53.975 mm; Bearing limiting speed:5300 r/min; Initial grease fill:286.33 g; J min.:263.525 mm; R1:60.325 mm; |
NN3936 NTN Tapered Roller Bearing | H2:30.163 mm; db:73.025 mm; Cap bolt:2 x 1/2-13 UNC; Initial grease fill:136.08 g; J1:47.625 mm; dc:57.15 mm; PosiTrac Plus contact element (dc shaft position):B10724-32; R1:49.212 mm; H1:82.55 mm; J min.:219.075 mm; Labyrinth ring (dc shaft position):LOR 33; Appropriate attachment bolt size G:0.5 in; Max. speed for PosiTrac Plus seal:2150 r/min; P150°:13.8 kN; End plug (suffix Y):EPR 7; Stabilizing ring:2 x SR-1612; |
NN4060 | Basic static load rating C0:23.2 kN; R1:28.5 mm; B4:9 mm; s1:32.6 mm; Mass bearing unit:2.05 kg; GN:1/4-28 SAE-LT; H:189 mm; A1:15 mm; Basic dynamic load rating C:35.1 kN; DN:6.5 mm; J7:20 mm; T:60.6 mm; A3:3.2 mm; J:157 mm; Recommended tightening torque for grub screw:16.5 N·m; Recommended diameter for attachment bolts, mm G:16 mm; A:43 mm; Db1:107 mm; J6:127 mm; B:51.6 mm; |
NNU4964K NTN Cylindrical Roller Bearing | Basic static load rating C0:270 kN; d:50 mm; Mass rod end:3.8 kg; d4 max.:60 mm; l4 max.:180 mm; α:4 °; d2 max.:110 mm; l7 min.:49 mm; h1:120 mm; N max.:98 mm; Material constant KM:330; G:M 42x2; l3 min.:57 mm; r1 min.:0.6 mm; N1 max.:34 mm; dk:66 mm; C1 max.:42 mm; B:50 mm; Tightening torque bolt with internal hexagon:79 N·m; Size bolt with internal hexagon:M 12; |
NN49/95 NTN Tapered Roller Bearing | a:5 mm; Mass bushing:1.7 kg; Coefficient of friction µ min.:0.08; Permissible sliding velocity v min.:0 m/s; Coefficient of friction µ max.:0.15; Tolerance shaft:e7; Specific static load factor K0:45 N/mm²; Permissible sliding velocity v max.:0.5 m/s; Specific dynamic load factor K:25 N/mm²; D:90 mm; d:75 mm; Tolerance housing:H7; α:124 °; B:100 mm; h:76.5 mm; |
NN3020K NTN Cylindrical Roller Bearing | Specific static load factor K0:20 N/mm²; Specific dynamic load factor K:10 N/mm²; Coefficient of friction µ max.:0.1; Mass bushing:0.022 kg; Permissible sliding velocity v min.:0.25 m/s; d:15 mm; Tolerance housing:H7; B:16 mm; Permissible sliding velocity v max.:5 m/s; Coefficient of friction µ min.:0.05; D:22 mm; Tolerance shaft:h8; |
NN4940K NTN Cylindrical Roller Bearing | T:666.75 mm; Thrust factor K:1.76; Basic static load rating C0:57000 kN; Calculation factor Y1:2; Basic dynamic load rating C:20900 kN; d:863.6 mm; Mass bearing:2150 kg; D:1181.1 mm; d1 ≈:929 mm; Calculation factor Y2:3; Calculation factor e:0.33; D1 ≈:1972 mm; r3,4 min.:3.3 mm; B:666.75 mm; r1,2 min.:4.8 mm; Comparative radial load rating CF:5600 kN; Calculation factor Y0:2; Comparative axial load rating CFa:909 kN; |
4R441 NTN Cylindrical Roller Bearing | Coefficient of friction µ min.:0.05; Tolerance shaft:h8; Permissible sliding velocity v max.:5 m/s; D:16 mm; Mass bushing:0.007 kg; Specific static load factor K0:20 N/mm²; Tolerance housing:H7; Permissible sliding velocity v min.:0.25 m/s; B:12 mm; Coefficient of friction µ max.:0.1; Specific dynamic load factor K:10 N/mm²; d:12 mm; |
NN4948 NTN Tapered Roller Bearing | Fatigue load limit Pu:38 kN; Limiting speed:1700 r/min; B:82 mm; Basic dynamic load rating C:852 kN; d1 ≈:423 mm; da min.:382 mm; r1,2 min.:5 mm; h:12.5 mm; D:540 mm; d:360 mm; Calculation factor A:10.4; Calculation factor Y0:0.58; Calculation factor Y2:1.07; Da max.:518 mm; r0:2.5 mm; Basic static load rating C0:1930 kN; Calculation factor e:0.95; D1 ≈:477 mm; Calculation factor X:0.6; |
NNU3036 NTN Tapered Roller Bearing | d:36.513 mm; Mass bearing unit:1.3 kg; Limiting speed:1100 r/min; Recommended diameter for attachment bolts, inch G:0.5 in; A3:3.2 mm; Hexagonal key size for grub screw N:3 mm; Fatigue load limit Pu:0.655 kN; Basic dynamic load rating C:25.5 kN; Basic static load rating C0:15.3 kN; N4:4 mm; RG:1/4-28 UNF; N:14 mm; Housing material:Cast iron; Db1:87 mm; Da:106.4 mm; A:34.5 mm; L:118 mm; J7:29 mm; Recommended diameter for attachment bolts, mm G:12 mm; |
NN3134 NTN Tapered Roller Bearing | r, r1,2 min.:0.3 mm; B:20 mm; Mass inner ring:0.013 kg; F:20 mm; d:17 mm; |
NN3048 NTN Tapered Roller Bearing | A1:15 mm; d:25 mm; L:95 mm; Basic dynamic load rating C:14 kN; T:40 mm; A3:3.2 mm; B1:33 mm; Db:65 mm; Da:74.6 mm; Recommended diameter for attachment bolts, inch G:0.375 in; N:12.3 mm; Basic static load rating C0:7.8 kN; Recommended tightening torque for grub screw:4.2 N·m; s1:21 mm; Limiting speed:1500 r/min; Housing material:Composite; Hexagonal key size for grub screw N:2.5 mm; A5:18 mm; |
NN3044 NTN Tapered Roller Bearing | Mass adapter sleeve assembly:0.15 kg; G:M 35x1.5; B1:35 mm; d1:30.163 mm; d3:52 mm; d:35 mm; B:11.5 mm; |
NNU4956 | Coefficient of friction µ max.:0.15; Permissible sliding velocity v min.:0 m/s; Mass bushing:0.76 kg; Specific static load factor K0:45 N/mm²; Tolerance housing:H7; B:100 mm; Specific dynamic load factor K:25 N/mm²; α:124 °; Permissible sliding velocity v max.:0.5 m/s; a:3 mm; d:50 mm; Tolerance shaft:e7; h:51 mm; D:60 mm; Coefficient of friction µ min.:0.08; |
NN3084 | D:1150 mm; Weight:1980 ; Dynamic (Cr):12896 kN; d:800 mm; B1:325 mm; Static (Cor):31930 ; B:490 mm; Bearing designation:PLC 512-58 ; Pu:1966.450 kg; |
NN3952K NTN Cylindrical Roller Bearing | d:35 mm; F:42 mm; Mass inner ring:0.12 kg; r, r1,2 min.:0.6 mm; B:36 mm; |
No. | Brand | U | E | w | b | L | N | K | C |
NN3060K | NTN | - | - | - | - | - | - | - | - |
4R4048 | NTN | - | - | - | - | - | - | - | - |
4R3432 | NTN | - | - | - | - | - | - | - | - |
NNU304 | NTN | - | - | - | - | 187.325 mm | - | - | - |
NN302 | NTN | - | - | - | - | - | - | - | - |
NN3080K | NTN | - | - | - | - | 100 mm | 14 mm | - | - |
4R3036 | NTN | - | - | - | - | 640 mm | 42 mm | - | - |
NN3024 | NTN | - | - | - | 4.6 mm | - | - | - | 28 mm |
NN4926 | NTN | - | - | - | 22.3 mm | - | - | 12 mm | - |
NN3026 | NTN | - | - | - | - | - | - | - | - |
4R4804 | NTN | - | - | - | - | 304.8 mm | - | - | - |
NNU4952 | NTN | - | - | - | - | - | - | - | - |
4R382 | NTN | - | - | - | - | - | - | - | - |
NN303 | NTN | - | - | - | - | 679.45 mm | - | - | - |
NNU3076 | NTN | - | - | - | - | - | - | - | - |
4R3231 | NTN | - | - | - | - | 212.725 mm | - | - | - |
4R3433 | NTN | - | - | - | - | - | - | - | - |
4R2628 | NTN | - | - | - | - | - | - | - | - |
NNU4948K | NTN | - | - | - | - | - | - | - | - |
NNU4932 | NTN | - | - | - | - | 558.8 mm | - | - | - |
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Thrust Spherical Roller Bearing Part series NNU4944 is a potential replacement for these common bearing part numbers:
NNU4944
NNU4944
NNU4944
NNU4944
NNU4944
NNU4944
NNU4944
NNU4944
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- NACHI BEARINGS OF AMERICA CORP.
- Address5600 Corporate Way Richmond, Kentucky 450987, U.S.A.
- Phone(Working Time)753-298-7898
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