Home>Products>Thrust Spherical Roller Bearing>NN3944K NTN Cylindrical Roller Bearing
NN3944K NTN Cylindrical Roller Bearing
category
Thrust Spherical Roller Bearing
NTN NN3944K Bearing SPECIFICATIONS
NN3944K NTN Cylindrical Roller Bearing Needs NACHI BEARINGS OF AMERICA CORP. Analysis , Thrust Spherical Roller Bearing 58.7 kN P150° 96.838 mm dc Manufacturing Service . Get Your Free.
- NTN
NN3944K
- 58.7 kN
- 71.2 kN
- 96.838 mm
- 0.75 in
- 100 mm
- 3/8 NPT
- 387.35 mm
- 175 kN
-
NACHI BEARINGS OF AMERICA CORP.2020-07-10 09:46:19
Welcome to my shop! Glad to serve you! Please send your question!
Thrust Spherical Roller Bearing Specification details
- 58.7 kN
- 71.2 kN
- 96.838 mm
- 0.75 in
- 100 mm
- 3/8 NPT
- 387.35 mm
- 175 kN
- 295.275 mm
- 5/8-11 UNC
- 180 mm
- 60.325 mm
- 8
- SR-20-17
- TER 118
- 298.3 N·m
- 64.9 kN
- 222.25 mm
- 181.44 g
- 30.163 mm
NTN NN3944K NN3944K NTN Cylindrical Roller Bearing Product Features
NNU39/8 NTN Tapered Roller Bearing | d2:130.175 mm; B:102.394 mm; S:0.794 mm; A1:112.713 mm; Limiting speed:800 r/min; Basic dynamic load rating C:253 kN; Mass bearing unit:16.1 kg; H2:57.15 mm; J max.:290.512 mm; L:355.6 mm; A:92.075 mm; J min.:268.288 mm; H1:95.25 mm; Attachment bolt diameter G:22.225 mm; H:190.5 mm; da:88.9 mm; s:36.513 mm; |
NN4964 NTN Tapered Roller Bearing | T:33.25 mm; ra max.:2 mm; Basic dynamic load rating C:195 kN; Calculation factor e:0.43; Fatigue load limit Pu:24.5 kN; da max.:81 mm; C:27 mm; Dimension series:3EC; Da max.:116.5 mm; Limiting speed:5300 r/min; Da min.:108 mm; D:125 mm; Cb min.:6 mm; Reference speed:4300 r/min; db min.:80.5 mm; rb max.:1.5 mm; Calculation factor Y:1.4; B:31 mm; Calculation factor Y0:0.8; Basic static load rating C0:208 kN; |
4R4429 NTN Cylindrical Roller Bearing | d3 max.:131.902 mm; Hydraulic nut:HMVC 20E; d:100 mm; G:99.517 mm; B1:72.619 mm; Mass adapter sleeve assembly:2 kg; B4:21.438 mm; B:19.304 mm; Sleeve:S 20x3.7/16; Threads per inch:12; d1:87.313 mm; |
4R3431 NTN Cylindrical Roller Bearing | db min.:338 mm; d1:300 mm; d3:400 mm; r1,2 min.:5 mm; Fatigue load limit Pu:440 kN; Mass bearing + sleeve:192 kg; Limiting speed:260 r/min; D:540 mm; Basic static load rating C0:6100 kN; Calculation factor Y0:2.2; B5:56 mm; Basic dynamic load rating C:3929 kN; D1 ≈:483 mm; d2 ≈:361 mm; B1:226 mm; B2:42 mm; Da max.:520 mm; Calculation factor e:0.3; b:22.3 mm; da max.:361 mm; |
NNU4864 | P90°:207 kN; H2:69.85 mm; J min.:492.125 mm; J1:107.95 mm; L:628.65 mm; P180°:133 kN; Labyrinth ring:2 x LOR 141; Pa:43.6 kN; Cap bolt, SAE grade:8; PG:1/4 NPT; da:152.4 mm; RG:3/4 NPT; J max.:549.275 mm; h:54.769 mm; Cap bolt:1-8 UNC; P60°:345 kN; ba:74.612 mm; R2:37.306 mm; Initial grease fill:878.85 g; End plug (suffix Y):EPR 18; |
NNU4920K | Permissible sliding velocity v max.:0.5 m/s; α:124 °; a:10 mm; h:212.5 mm; B:200 mm; d:210 mm; Specific dynamic load factor K:25 N/mm²; Coefficient of friction µ min.:0.08; Mass bushing:12.2 kg; Tolerance shaft:e7; Permissible sliding velocity v min.:0 m/s; Tolerance housing:H7; D:230 mm; Specific static load factor K0:45 N/mm²; Coefficient of friction µ max.:0.15; |
NN3038K NTN Cylindrical Roller Bearing | L:225.425 mm; B:73.025 mm; A1:80.169 mm; J min.:174.625 mm; Attachment bolt diameter G:15.875 mm; Basic dynamic load rating C:84.5 kN; d2:73.819 mm; Mass bearing unit:4.76 kg; S:0.794 mm; H1:57.15 mm; s:25.4 mm; Limiting speed:1450 r/min; da:49.212 mm; J max.:180.975 mm; A:63.5 mm; H2:33.337 mm; H:114.3 mm; |
NNU4944 NTN Tapered Roller Bearing | Lubricant:Regular relubricatio; Specific dynamic load factor K:100 N/mm²; Specific static load factor K0:500 N/mm²; dk:60 mm; Design (sliding contact surface combination):Steel/steel, heavy-d; M:3 mm; α:17 °; Da min.:61 mm; C:25 mm; Basic static load rating C0:640 kN; r1 min.:0.6 mm; Material constant KM:330; d:40 mm; rb max.:1 mm; D:68 mm; Da max.:63.6 mm; b1:4.6 mm; Basic dynamic load rating C:127 kN; |
NN3028K | Da max.:788 mm; d2 ≈:534 mm; Mass bearing + sleeve:675 kg; Basic dynamic load rating C:7832 kN; Calculation factor e:0.3; B:243 mm; da min.:420 mm; D1 ≈:697 mm; Basic static load rating C0:10400 kN; r1,2 min.:7.5 mm; B2 ≈:312 mm; D:820 mm; Limiting speed:750 r/min; B1:302 mm; d1:380 mm; b:22.3 mm; Reference speed:430 r/min; Calculation factor Y1:2.3; Calculation factor Y0:2.2; K:12 mm; |
NN4948K NTN Cylindrical Roller Bearing | B:9 mm; d:17 mm; Weight:0.03 kg; Oil:21 000 min-1; Dynamic (Cr):8.2 kN; Static (Cor):5.3 kN; Bearing designation:PLC 03-29 ; Grease:18 000 min-1; Pu:0.240 kN; D:35 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; |
NN3964K NTN Cylindrical Roller Bearing | Cap bolt, size:M 30x180; Oil level, min.:62 mm; J6:650 mm; Pa:1100 kN; J1:150 mm; L:700 mm; H1:240 mm; A2:300 mm; N4 max.:20 mm; A:300 mm; Cap bolt, rec. tightening torque:400 N·m; Bearing (basic designation):23052 K; P55°:4200 kN; P0°:3400 kN; H:474 mm; P150°:1400 kN; Oil seal:2 x TSD 3052/9.7/16; A1:260 mm; P180°:1700 kN; Mass housing:187 kg; |
4R461 NTN Cylindrical Roller Bearing | Mass shaft washer:0.12 kg; B:5.25 mm; d1:90 mm; d:65 mm; r1,2 min.:1 mm; |
NNU49/56 NTN Tapered Roller Bearing | Bearing designation:6414 ; Oil:4 700 min-1; Da:164 max; d:70 mm; da:85 min; Pu:4.228 kN; D:180 mm; Static (Cor):104.000 kN; ra:2.5 max; Dynamic (Cr):144.000 kN; rs:3 mm; Weight:4.85 kg; B:42 mm; Grease:4 000 min-1; |
NN3040K | Reference speed:850 r/min; Da max.:514 mm; Cb min.:29 mm; B:102 mm; Mass bearing:107 kg; Fatigue load limit Pu:250 kN; r1,2 min.:6 mm; db min.:286 mm; Basic dynamic load rating C:2120 kN; d:260 mm; r3,4 min.:6 mm; Basic static load rating C0:3050 kN; rb max.:5 mm; D:540 mm; a:93 mm; da max.:325 mm; Db min.:493 mm; Calculation factor e:0.35; C:80 mm; Limiting speed:1300 r/min; |
NN38/56 NTN Tapered Roller Bearing | D1 ≈:1053 mm; Mass bearing:525 kg; Limiting speed:480 r/min; ra max.:5 mm; d2 ≈:940 mm; D:1120 mm; r1,2 min.:6 mm; Reference speed:360 r/min; B:200 mm; Basic static load rating C0:16300 kN; d:850 mm; Operating clearance factor k2:0.098; Misalignment factor k1:0.135; Fatigue load limit Pu:960 kN; Ca min.:2.9 mm; Da max.:1097 mm; Da min.:1025 mm; Basic dynamic load rating C:7350 kN; s1 max.:35.9 mm; |
No. | Brand | U | E | w | b | L | N | K | C |
4R4039 | NTN | - | - | - | - | - | 28 mm | - | - |
NNU4938K | NTN | - | - | - | - | - | - | - | 23 mm |
NNU493 | NTN | - | - | - | - | - | - | - | - |
NNU4996K | NTN | - | - | - | 10.5 mm | - | - | - | 66.675 mm |
NN38/530 | NTN | - | - | - | - | - | - | - | - |
NNU4856 | NTN | - | - | - | - | - | - | - | - |
NN306 | NTN | - | - | 55 mm | - | - | - | - | - |
NN3952K | NTN | - | - | - | - | - | - | - | - |
4R3618 | NTN | - | - | - | - | - | - | - | - |
NN4964K | NTN | - | - | - | - | 134 mm | 17.5 mm | - | - |
4R4425 | NTN | - | - | - | - | - | - | - | - |
4R3426 | NTN | - | - | - | - | - | - | - | - |
NN4928 | NTN | - | 40 mm | - | - | - | - | - | - |
NN3034 | NTN | - | - | - | - | - | - | - | 85.725 mm |
NN4926 | NTN | - | - | - | 22.3 mm | - | - | 12 mm | - |
NN396 | NTN | - | mm | - | mm | - | - | - | - |
NNU4948K | NTN | - | - | - | - | - | - | - | - |
NNU3068 | NTN | - | - | - | - | - | - | 0.5 mm | - |
NN3934 | NTN | - | mm | - | mm | - | - | - | - |
NN3196 | NTN | - | - | - | - | 234.95 mm | - | - | - |
4R3817 | NTN | - | - | - | 13 mm | - | - | 7.5 mm | - |
NN314 | NTN | - | - | - | - | 200.025 mm | - | - | - |
NN3932K | NTN | - | - | - | - | - | - | - | - |
NNU39/8 | NTN | - | - | - | - | 355.6 mm | - | - | - |
4R4445 | NTN | - | - | - | - | - | 17 mm | - | - |
4R4206 | NTN | - | - | - | - | - | - | - | - |
NNU306 | NTN | - | - | - | - | - | - | - | - |
4R3823 | NTN | - | - | - | 16 mm | - | - | - | 74 mm |
NN3944K NTN Cylindrical Roller Bearing Video
NTN NN3944K INTERCHANGE
Thrust Spherical Roller Bearing Part series NN3944K is a potential replacement for these common bearing part numbers:
NN3944K
NN3944K
NN3944K
NN3944K
NN3944K
NN3944K
NN3944K
NN3944K
Contact Us

- NACHI BEARINGS OF AMERICA CORP.
- Address5600 Corporate Way Richmond, Kentucky 450987, U.S.A.
- Phone(Working Time)753-298-7898
- Fax
NTN NN3944K Technical Articles
Do bearings need washers? |
Do cars have ball bearings? |
Do trailer bearings get warm? |
Thrust Spherical Roller Bearing CATEGORIES
- Ball Insert Bearings
- Bearings Spherical Rod Ends
- Cylindrical Roller Bearings
- Flange-Mount Ball Bearing Units
- Flange-Mount Roller Bearing Units
- Pillow Block Ball Bearing Units
- Pillow Block Roller Bearing Units
- Plain Sleeve & Flanged Bearings
- Radial & Deep Groove Ball Bearings
- Spherical Roller Bearings
- Tapered Roller Bearing Cones
- Tapered Roller Bearing Cups
- Tapered Roller Bearing Full Assemblies
- timken set47 Bearing
- timken h913810 Bearing
- timken np363298 Bearing
- timken m804010 Bearing
- Bearing Slewing Ring
- Large Slewing Bearings
- Slewing Ring Bearings
- Kaydon Slewing Bearing
- Super Precision Bearing
- Super Precision Angular Contact Bearings
- Super Precision Bearings
- Slewing Ring
- Tapered Roller Bearings
- Four-Row Tapered Roller Bearing
- Plain Bearings
- Double Row Tapered Thrust Roller Bearings
- Railway Rolling Spherical Roller Bearings
- Thrust Spherical Roller Bearing