Product Details

NNU4921 NSK CYLINDRICAL ROLLER BEARING

Brand Name NSK
Model Number NNU4921
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

 

B725-1 NSK Angular contact ball bearingA:52.388 mm; A5:26.988 mm; d2:62.706 mm; S:0.794 mm; N1:14.287 mm; a:2.381 mm; s:25.4 mm; da:38.1 mm; Limiting speed:1700 r/min; Attachment bolt diameter G:12.7 mm; Basic dynamic load rating C:73.8 kN; A3:19.05 mm; B:69.85 mm; J:127 mm; Mass bearing unit:3.81 kg; L:158.75 mm; A6:19.05 mm; A1:71.438 mm;
710TFX01 NSK Thrust Tapered Roller BearingP180°:81.4 kN; S:4.763 mm; A2:254 mm; R2:30.163 mm; Cap bolt, SAE grade:5; A1:120.65 mm; N1:22.225 mm; Housing:SAF 524; Ca:67.793 mm; J min.:336.55 mm; Mass pillow block:47.2 kg; Taconite seal:TER 111; H:257.175 mm; Appropriate attachment bolt size G:0.75 in; RG:1/2 NPT; R1:79.375 mm; H2:53.975 mm; P90°:111 kN; J1:69.85 mm; Pa:20.7 kN;
NN3021K NSK CYLINDRICAL ROLLER BEARINGSpring washer in accordance with DIN 128:A 12; M3:14 mm; M1:5 mm; M2:28 mm; Hexagonal head bolt:M 12x25; M:15 mm; Mass locking clip:0.067 kg; B:32 mm;
NNU3038 NSK CYLINDRICAL ROLLER BEARINGA2:149.225 mm; R1:60.325 mm; A1:98.425 mm; Mass pillow block:31.3 kg; P120°:53.4 kN; End plug (suffix Y):EPR 11; P180°:58.7 kN; Cap bolt recommended tightening torque:149.1 N·m; R2:27.781 mm; PG:1/8 NPT; H1:101.6 mm; L:349.25 mm; P60°:141 kN; Stabilizing ring:SR-18-15; Cap bolt, SAE grade:8; H:196.85 mm; H2:41.275 mm; Initial grease fill:141.75 g; da:77.787 mm; ba:40.481 mm;
266TFV02 NSK Thrust Tapered Roller BearingB4:10 mm; Fatigue load limit Pu:1.53 kN; J max.:202 mm; A:60 mm; Thread grub screw G2:3/8-24 UNF; J min.:179 mm; R1:5.5 mm; Rα:45 °; N4:4 mm; Recommended diameter for attachment bolts, inch G:0.625 in; B:65.1 mm; Limiting speed:3400 r/min; d:55.562 mm; GN:1/4-28 SAE-LT; A5:39 mm; J7:21 mm; Recommended tightening torque for grub screw:16.5 N·m; Mass bearing unit:4.6 kg; N1:18 mm; RG:1/4-28 UNF;
NN3926 NSK CYLINDRICAL ROLLER BEARINGA2:195.262 mm; P150°:33.4 kN; Cap bolt, SAE grade:8; H1:82.55 mm; P60°:104 kN; P90°:59.6 kN; S:3.175 mm; J max.:244.475 mm; Da:130 mm; Initial grease fill:68.04 g; P180°:40 kN; PG:1/8 NPT; J1:47.625 mm; H2:30.163 mm; N1:19.05 mm; Cap bolt recommended tightening torque:149.1 N·m; R2:21.431 mm; R1:46.038 mm; H:161.925 mm; RG:1/4 NPT;
170RUBE31 NSK Thrust Tapered Roller Bearingd3:360 mm; Hydraulic nut:HMV 60E; d1:280 mm; B1:140 mm; A:4.2 mm; d:300 mm; G2:M 6; G3:9 mm; G:Tr 300x4; Mass adapter sleeve assembly:20.9 kg; B:42 mm; B5:54 mm;
180SLE413 NSK Thrust Tapered Roller BearingEffective load carrying cross section A:22200 mm²; Specific static load factor K0:200 N/mm²; Tolerance shaft:h8; Specific dynamic load factor K:140 N/mm²; D:165 mm; Permissible sliding velocity v min.:0 m/s; B:150 mm; Tolerance housing:H7; Coefficient of friction µ min.:0.03; Permissible sliding velocity v max.:0.5 m/s; Coefficient of friction µ max.:0.08; d:150 mm; Mass bushing:1.04 kg;
641TFX01 NSK Thrust Tapered Roller BearingBasic Static Radial Load Rating Co:255000 N; Basic Dynamic Radial Load Rating C:255000 N; Fillet Radius ra:2.50 mm; d:110.000 mm; B:50.00 mm; Fillet Radius rb:1.00 mm; Grease Speed Rating n1:2600 rpm; D:240.0000 mm; Oil Speed Rating n2:3200 rpm;
NN3022 NSK CYLINDRICAL ROLLER BEARINGPreload class C GC:480 N; D1:72.3 mm; da min.:59.6 mm; Calculation factor f2A:1; Preload class A GA:120 N; Db max.:78 mm; Calculation factor (single, tandem) Y2:0.87; Reference grease quantity Gref:2.49 cm³; Calculation factor f2B:1.04; D:80 mm; db min.:59.6 mm; Calculation factor f1:0.98; Basic static load rating C0:13.7 kN; Basic dynamic load rating C:18.2 kN; Preload class B GB:240 N; Calculation factor f:1.15;

 

 

No.BrandClHbaUht
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581TFV01NSK - - 217.488 mm - - - - -
AR100-34NSK - - - - - - - -
NNU4032NSK - - 178.5 mm - - - - -
266TFV02NSK - - - - - - - -
160SLE404NSK - - 64 mm - - - - -
800TFX01NSK - - - mm - - - -
930TFX01NSK - - - 16.7 mm - - - -
NN4944NSK - - - - - - - -
NNU4920KNSK - - 20 mm - - - - -
471TFX01NSK - - - - - - - -
203TFV01NSK - - - - - - - -
409TFV01NSK - - - - - - - -
NNU4921KNSK - - - - - - - -
180RUBE40APVNSK - - - - - - - -
JC3212NSK - - - - - - 60.325 mm -
2M130-8NSK - - 336.55 mm - - - 52.388 mm -
160RUBE40APVNSK - - - - - - 54.769 mm -
609TFV01NSK - - - - - - - -
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90TRL05NSK - - - - - - - -

 

NNU4921 NSK CYLINDRICAL ROLLER BEARING Video

 

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