Product Details

NN4944K NSK CYLINDRICAL ROLLER BEARING

Brand Name NSK
Model Number NN4944K
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

 

NN3968K NSK CYLINDRICAL ROLLER BEARINGbb:186 mm; Locating ring:2 x FRB 10/700; d2:655 mm; Mass housing:695 kg; J6:1070 mm; P0°:7600 kN; L:1170 mm; P55°:9600 kN; db:510 mm; ba min.:191 mm; Cap bolt, size:M 42x280; P180°:3800 kN; End cover:ETS 530; P90°:4600 kN; J:1000 mm; da:480 mm; Initial grease fill, 40%:15 kg; A1:420 mm; ATK:590 mm; ba max.:238 mm;
NCF1872V NSK CYLINDRICAL ROLLER BEARINGLubricant:Maintenance free &nd; d:850 mm; B:365 mm; Sealing solution:-; Material constant KM:1055; da max.:914 mm; Design (sliding contact surface combination):Steel/PTFE FRP; Basic dynamic load rating C:18600 kN; r1 min.:3 mm; M:13 mm; C:310 mm; Da max.:1093 mm; b1:35 mm; D:1120 mm; rb max.:6 mm; da min.:867 mm; Specific dynamic load factor K:80 N/mm²; Da min.:962.5 mm; b:35 mm; r2 min.:6 mm;
NN4952 NSK CYLINDRICAL ROLLER BEARINGB1:245 mm; Hydraulic nut:HMV 126 E; G:Tr 630x6; G1:45 mm; Mass withdrawal sleeve:77 kg; d1:570 mm; A:11 mm; G2:G 1/4; d:600 mm; B2:259 mm;
NN30/53 NSK CYLINDRICAL ROLLER BEARINGLimiting speed:1800 r/min; r1,2 min.:1.5 mm; ra max.:1 mm; R:125 mm; Mass bearing (including seat washer where applicable):5.95 kg; Fatigue load limit Pu:18.3 kN; d1 ≈:170 mm; D3:175 mm; D2:135 mm; d:100 mm; D1 ≈:103 mm; H:59.2 mm; H1:64 mm; Basic dynamic load rating C:225 kN; D:170 mm; Reference speed:1300 r/min; Minimum load factor A:1.9; Basic static load rating C0:570 kN; da min.:142 mm;
NNCF4934V NSK CYLINDRICAL ROLLER BEARINGHeight H:93.0 mm; Dimension S1:25.4 mm; Dimension H2:19.0 mm; Insert Bearing IB:ZMaRC; Dimension L:160.0 mm; Basic Dynamic Radial Load Rating C:25500 N; Dimension H1:47.6 mm; Dimension A1:28.0 mm; Distance JMIN:119.0 mm; Shaft Diameter D:35 mm; Basic Static Radial Load Rating Co:15300 N; Distance JMAX:133.0 mm; Dimension N1:14.0 mm; Weight W:1.65 kg; Dimension N:21.0 mm; Width A:45.0 mm;
NN4044K NSK CYLINDRICAL ROLLER BEARINGTaconite seal (db shaft position):TER 171; P120°:151 kN; End plug (suffix Y):EPR 21; da:190 mm; dc:184.15 mm; R1:120.65 mm; S:4.763 mm; R2:42.069 mm; L:711.2 mm; Housing:SSAFS 238; H2:79.375 mm; Cap bolt recommended tightening torque:1735.4 N·m; PG:1/4 NPT; Taconite seal (dc shaft position):TER 160; ba:78.581 mm; Da:339.999 mm; Initial grease fill:1672.65 g; Cap bolt:1 1/8-7 UNC; H1:200.025 mm;
NN4052 NSK CYLINDRICAL ROLLER BEARINGOil Speed Rating n2:13000 rpm; Fillet Radius ra:1.00 mm; Grease Speed Rating n1:9000 rpm; Basic Static Radial Load Rating Co:12000 N; d:20.000 mm; B:20.60 mm; Basic Dynamic Radial Load Rating C:19000 N; Accessories:Shield & Seal; Sealed Speed Rating n3:9000 rpm; D:47.0000 mm;
NNU4952 NSK CYLINDRICAL ROLLER BEARINGSpecific static load factor K0:45 N/mm²; D1:165 mm; Permissible sliding velocity v min.:0 m/s; Specific dynamic load factor K:25 N/mm²; a:4.5 mm; Permissible sliding velocity v max.:0.5 m/s; B1:10 mm; h:131.5 mm; B:90 mm; d:130 mm; D:150 mm; Mass bushing:3.75 kg; α:124 °; Tolerance housing:H7; Tolerance shaft:e7; Coefficient of friction µ min.:0.08; Coefficient of friction µ max.:0.15;
NNU49/630K NSK CYLINDRICAL ROLLER BEARINGMass bearing (including seat washer where applicable):1.71 kg; Fatigue load limit Pu:8.3 kN; D3:115 mm; d1 ≈:110 mm; r1,2 min.:1.1 mm; s:41 mm; da min.:90 mm; Basic static load rating C0:224 kN; Reference speed:2000 r/min; d:60 mm; ra max.:1 mm; Limiting speed:3000 r/min; Minimum load factor A:0.26; Da max.:85 mm; D1 ≈:62 mm; R:90 mm; H1:42 mm; D2:85 mm; H:38.3 mm; C:11.5 mm;
NCF3052V NSK CYLINDRICAL ROLLER BEARINGDynamic load rating C1:9527 kN; D1:234.95 mm; r1,2 min.:13 mm; Reference speed:300 r/min; da min.:502 mm; Basic static load rating C0:29000 kN; H:127 mm; C:25 mm; Limiting speed:560 r/min; r3,4 min.:5 mm; Mass bearing:168 kg; Da max.:268 mm; D:546.1 mm; B:47 mm; d1:546.1 mm; Basic dynamic load rating C:7100 kN; d:234.95 mm; ra max.:12 mm; Industry reference:T921; Dynamic load rating C90:2470 kN;
NNCF5060V NSK CYLINDRICAL ROLLER BEARINGB1:300 mm; Pu:1575.220 kg; Static (Cor):26520  ; Dynamic (Cr):9239.1 kN; Bearing designation:PLC 512-65  ; D:1250 mm; B:420 mm; Weight:1300  ; d:950 mm;
NNCF5048V NSK CYLINDRICAL ROLLER BEARINGGrease Speed Rating Open/Shielded n1:4800 rpm; Basic Dynamic Radial Load Rating C:66300 N; Basic Static Radial Load Rating Co:49000 N; d:75.000 mm; Fillet Radius ra:1.50 mm; Sealed Speed Rating n3:3200 rpm; Grease Speed Rating n1:4800 rpm; Oil Speed Rating Open/Shielded n2:5600 rpm; Accessories:Seal & Snap-Ring; D:130.0000 mm; B:25.00 mm; Oil Speed Rating n2:5600 rpm;
NNU318 NSK CYLINDRICAL ROLLER BEARINGCalculation factor Y0:0.4; Reference speed:1900 r/min; Ca min.:8 mm; Basic dynamic load rating C:491 kN; Fatigue load limit Pu:61 kN; Calculation factor e:0.83; Limiting speed:2800 r/min; Cb min.:25 mm; Da max.:227 mm; Calculation factor Y:0.72; C:38 mm; a:72.256 mm; r3,4 min.:3 mm; da max.:136 mm; Db min.:224 mm; Dimension series:7GB; r1,2 min.:4 mm; rb max.:3 mm; d:110 mm; Basic static load rating C0:585 kN;
NCF3068V NSK CYLINDRICAL ROLLER BEARINGCoefficient of friction µ max.:0.1; D1:27 mm; Specific dynamic load factor K:10 N/mm²; d:15 mm; Tolerance shaft:h8; Specific static load factor K0:20 N/mm²; B:25 mm; Mass bushing:0.026 kg; D:20 mm; Tolerance housing:H7; B1:3 mm; Coefficient of friction µ min.:0.05; Permissible sliding velocity v max.:5 m/s; Permissible sliding velocity v min.:0.25 m/s;
NNCF4852V NSK CYLINDRICAL ROLLER BEARINGAttainable speed for grease lubrication:48000 r/min; Calculation factor (back-to-back, face-to-face) Y1:0.92; Calculation factor (back-to-back, face-to-face) Y2:1.41; Preload class C GC:390 N; r1,2 min.:0.6 mm; Number of balls z:12; Calculation factor (single, tandem) Y2:0.87; Calculation factor e:0.68; d2:24.8 mm; Calculation factor f2C:1.06; da max.:26.2 mm; Fatigue load limit Pu:0.137 kN; Static axial stiffness, preload class C:102 N/µm;
NN4044 NSK CYLINDRICAL ROLLER BEARINGGrease Speed Rating Open/Shielded n1:2200 rpm; Sealed Speed Rating n3:0 rpm; D:240.0000 mm; Fillet Radius ra:1.50 mm; Accessories:One Shield; d:190.000 mm; Basic Static Radial Load Rating Co:91500 N; B:24.00 mm; Oil Speed Rating Open/Shielded n2:2800 rpm; Basic Dynamic Radial Load Rating C:74100 N;

 

 

No.BrandFaUJHRbS
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NNU4956NSK - - - - 287.337 mm - - -
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NCF2980VNSK - - - - - - - -
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NN3156KNSK - - - - - - - -
NNCF4848VNSK - - - - - - - -
NCF3052VNSK - - - - 127 mm - - -
NCF2984VNSK - - - 92 mm - - - -
NNCF4960VNSK - - - - - - - -
NN4044KNSK - - - - - - - 4.763 mm
NN39/53NSK - - - - - - 22.3 mm -
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NCF3022VNSK - - - - - - - -

 

NN4944K NSK CYLINDRICAL ROLLER BEARING Video

 

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