NTK BEARING PRECISION AXLE CORP.
NTK BEARING PRECISION AXLE CORP.
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Home>Products>Tapered Roller Bearing>NN3972

  • NN3972
  • NN3972

NTN NN3972 MODELS

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NN3972

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Tapered Roller Bearing

NTN NN3972 Bearing SPECIFICATIONS

  • Our highly-skilled and factory-trained service experts have the resources to help you with all your NTK BEARING PRECISION AXLE CORP. 25800 Dimension series NN3972 needs - including routine maintenance, major repairs, warranty service, and Tapered Roller Bearing equipment inspections.

  • NTN

  • NN3972

  • 25800
  • 4.5 mm
  • 2.3 mm
  • 0.46 kg
  • 1.5 mm
  • 67 mm
  • 15.36 mm
  • 45 mm
NTK BEARING PRECISION AXLE CORP.

NTK BEARING PRECISION AXLE CORP.China

  • NTK BEARING PRECISION AXLE CORP.2020-07-10 09:46:19
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NN3972 Compare similar products

  • 25800
  • 4.5 mm
  • 2.3 mm
  • 0.46 kg
  • 1.5 mm
  • 67 mm
  • 15.36 mm
  • 45 mm
  • 36.487 mm
  • 62 mm
  • 1.5 mm
  • 24.608 mm
  • 5 mm
  • 73.025 mm
  • 44 mm
  • 0.3
  • 9.8 kN
  • 88 kN
  • 8000 r/min
  • 52.5 mm

NTN NN3972 NN3972 Product Features

No.BrandhKBGbaCf
NN3956NTN - - 120 mm - - - - -
NNU3144NTN - - 11 mm - - - - -
NN4936KNTN25.4 mm - 140 mm - 51.3 mm - - -
NN3964NTN - - - - - - - -
NNU3856NTN - - 145 mm - - - - -
NN3084KNTN - - 55 mm - - - - -
4R3425NTN - - - - - 10.8 mm - -
NNU4924NTN - - 88 mm - - - - -
NNU4972NTN - - 48 mm - - - - -
NNU4088NTN - - - - - - - -
NN3922NTN - - - - - - - -
4R3036NTN - - 40 mm - - - - -
4R4048NTN - - 90 mm - - - - -
NNU3022KNTN45.244 mm - - - - - - -
NNU39/63NTN - - 15.342 mm79.68 mm - - - -
NN4932KNTN - - 72 mm - - - - -
NNU3026NTN - - 7 mm - - - - -
NN4936NTN - - - - - - - -
NN3024KNTN - - - - - - 52 mm -
NN303NTN - - - - - - - -
NNU4924KNTN - - 15 mm - - 10.184 mm12 mm -
NNU4964NTN - - - - - - - -
NN3036NTN - - 13 mm - - - - -
NN3052KNTN - - 75 mm - - - - -
NN4952KNTN - - 41 mm - - - - -
NNU4052NTN - - 7 mm - - - - -

 

NN3952K NTN Cylindrical Roller BearingTolerance shaft:e7; Permissible sliding velocity v min.:0 m/s; d:85 mm; Mass bushing:2.7 kg; Permissible sliding velocity v max.:0.5 m/s; Coefficient of friction µ min.:0.08; D:100 mm; B:140 mm; Coefficient of friction µ max.:0.15; Specific dynamic load factor K:25 N/mm²; Specific static load factor K0:45 N/mm²; α:124 °; a:7 mm; Tolerance housing:H7; h:86.5 mm;
4R4039 NTN Cylindrical Roller BearingAssociated spanner:TMFN 64-80; G:Tr 420x5; d1:462 mm; B:52 mm; Mass lock nut:17 kg; d2:439 mm; B5:66 mm; B3:10 mm; h:14 mm; d3:490 mm; b:32 mm;
NNU4984Dw:11 mm; Eb:141 mm; Roller and cage thrust assembly:K 81122 TN; Fatigue load limit Pu:65.5 kN; Mass roller and cage thrust assembly:0.27 kg; D:145 mm; Basic dynamic load rating C:163 kN; d:110 mm; Basic static load rating C0:680 kN; Reference speed:1100 r/min; Ea:114 mm; Limiting speed:2200 r/min;
NNU306 NTN Tapered Roller Bearingr1:1.1 mm; Weight:4.830 kg; d:85 mm; Static Load Rating:112,000 N; D:180 mm; a:35.1 mm; Bore Type:Cylindrical Bore; B:41 mm; Enclosure:Open; Limiting Speed - Grease:3,300 rpm; Limiting Speed - Oil:4,400 rpm; Configuration:Single Row; Fillet Radius/Chamfer:3 mm; Dynamic Load Rating:137,000 N;
NNU4938 NTN Tapered Roller BearingF:15 mm; d:12 mm; Mass inner ring:0.011 kg; B:22.5 mm; r, r1,2 min.:0.3 mm;
4R2823 NTN Cylindrical Roller Bearingda:88.9 mm; S:0.794 mm; N1:20.637 mm; A1:107.95 mm; Limiting speed:2300 r/min; J:177.8 mm; Mass bearing unit:18.2 kg; B:102.394 mm; Basic dynamic load rating C:253 kN; Attachment bolt diameter G:19.05 mm; d2:130.175 mm; A6:28.575 mm; A:84.138 mm; L:222.25 mm; A5:42.069 mm; a:5.556 mm; s:36.513 mm;
4R4048 NTN Cylindrical Roller BearingRoller Profile:Asymmetric; Static Load Rating:1,860,000 N; Hole Diameter (do):8 mm; Retainer Material:Machined Brass; da (min):234 mm; Radial Clearance:0.140 to 0.220 mm; Fillet Radius/Chamfer:3 mm; Nr. of Holes:6; Enclosure:Open; Limiting Speed - Grease:1,800 rpm; Constant e:0.27; Center Guidance:Fixed Inner Ring Rib; Da (max):326 mm; Axial Load Factor Y2:3.74; d:220 mm; B:90 mm; ra (max):2.5 mm;
NNU4972 NTN Tapered Roller BearingFillet Radius/Chamfer:2.1 mm; dd (min):93 mm; Limiting Speed - Oil:4,800 rpm; Radial Clearance:0.040 to 0.070 mm; Inside Ring Outside Diameter:83.5 mm; D:140 mm; d:65 mm; Static Load Rating:212,000 N; Da (max):128 mm; db (max):81 mm; ra (max):2 mm; Configuration:Single Row; B:48 mm; db (min):77 mm; Limiting Speed - Grease:4,000 rpm; dc (min):85 mm; Bore Type:Cylindrical Bore; r1:2.1 mm; ra1 (max):2 mm;
NN30/600R2:33.337 mm; A1:158.75 mm; A2:225.425 mm; P60°:345 kN; P180°:145 kN; J min.:441.325 mm; P90°:207 kN; Housing:SAFS 532; H:338.137 mm; PosiTrac Plus contact element:2 x B10724-130; H2:66.675 mm; Ca:89.789 mm; Labyrinth ring:2 x LOR 131; P120°:133 kN; Max. speed for PosiTrac Plus seal:1050 r/min; RG:3/4 NPT; R1:104.775 mm; J1:95.25 mm; H1:169.875 mm; J max.:488.95 mm;
4R3823 NTN Cylindrical Roller Bearinga:18.656 mm; Da min.:67 mm; C:16.667 mm; d1 ≈:62 mm; Mass bearing:0.39 kg; r1,2 min.:3.5 mm; B:19.842 mm; Calculation factor e:0.43; D:77.788 mm; d:45.242 mm; Da max.:71.5 mm; Basic static load rating C0:69.5 kN; Dimension series:LM 603000; rb max.:0.8 mm; Calculation factor Y:1.4; ra max.:3.5 mm; da max.:52 mm; db min.:58 mm; Reference speed:7000 r/min; Basic dynamic load rating C:66.8 kN;
4R2906 NTN Cylindrical Roller Bearingdc (min):75 mm; Fillet Radius/Chamfer:1.5 mm; Dynamic Load Rating:97,500 N; r1:1.5 mm; Enclosure:Open; Limiting Speed - Grease:5,300 rpm; Da (max):101.5 mm; Limiting Speed - Oil:6,300 rpm; Inside Ring Outside Diameter:72 mm; Configuration:Single Row; db (min):68.5 mm; D:110 mm; ra (max):1.5 mm; Radial Clearance:0.060 to 0.090 mm; B:22 mm; Static Load Rating:107,000 N; d:60 mm; Bore Type:Cylindrical Bore;
NNU4964 NTN Tapered Roller BearingEnd plug (suffix Y):EPR 21; J max.:619.125 mm; P90°:173 kN; H:401.637 mm; H1:200.025 mm; N1:34.925 mm; Eye bolt:2 x 1/2-13 UNC; PosiTrac Plus contact element (db shaft position):B10724-170; P120°:107 kN; db:212.725 mm; A2:273.05 mm; Da:339.999 mm; Cap bolt recommended tightening torque:271.2 N·m; PosiTrac Plus contact element (dc shaft position):B10724-159; dc:184.15 mm; P180°:113 kN;
NNU4922K NTN Cylindrical Roller BearingS:0.794 mm; B:102.394 mm; Mass bearing unit:14.3 kg; s:40.084 mm; J min.:234.95 mm; A:80.963 mm; Limiting speed:2600 r/min; Attachment bolt diameter G:22.225 mm; H:192.088 mm; L:330.2 mm; da:88.9 mm; Basic dynamic load rating C:325 kN; H2:57.15 mm; J max.:282.575 mm; H1:95.25 mm;
4R2437 NTN Cylindrical Roller Bearingα: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;

 

 

NN3972 Video

 

NTN NN3972 INTERCHANGE

Tapered Roller Bearing Part series NN3972 is a potential replacement for these common bearing part numbers:

  • NN3972

  • NN3972

  • NN3972

  • NN3972

  • NN3972

  • NN3972

  • NN3972

  • NN3972

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NTK BEARING PRECISION AXLE CORP.
Address7635 South Layton Road Anderson Indiana 46011, U.S.A.
Phone(Working Time)221-5263
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NTN NN3972 Technical Articles

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Tapered Roller Bearing CATEGORIES

  • Angular Contact Ball Bearings
  • Cam Follower and Track Roller - Stud Type
  • Cam Follower and Track Roller - Yoke Type
  • Cartridge Unit Bearings
  • Cylindrical Roller Bearings
  • Flange Block Bearings
  • Hanger Unit Bearings
  • Insert Bearings Cylindrical OD
  • Insert Bearings Spherical OD
  • Mounted Units & Inserts
  • Needle Non Thrust Roller Bearings
  • Pillow Block Bearings
  • tktl 20 Bearing
  • skf 6312 c3 Bearing
  • rms10 Bearing
  • skf 3306 Bearing
  • Bearing Slewing Ring
  • Large Slewing Bearings
  • Slewing Ring Bearings
  • Kaydon Slewing Bearing
  • Thrust Tapered Roller bearing
  • Four-Row Tapered Roller Bearing
  • Tapered Roller Bearing
  • Needle Roller Bearings
  • Double Row Tapered Thrust Roller Bearings
  • Railway Rolling Spherical Roller Bearings
  • Slewing Ring
  • Super Precision Bearing
  • Super Precision Angular Contact Bearings
  • Super Precision Bearings
More

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  • Home
  • Stock Categories
    • Angular Contact Ball Bearings
    • Cam Follower and Track Roller - Stud Type
    • Cam Follower and Track Roller - Yoke Type
    • Cartridge Unit Bearings
    • Cylindrical Roller Bearings
    • Flange Block Bearings
    • Hanger Unit Bearings
    • Insert Bearings Cylindrical OD
    • Insert Bearings Spherical OD
    • Mounted Units & Inserts
    • Needle Non Thrust Roller Bearings
    • Pillow Block Bearings
    • tktl 20 Bearing
    • skf 6312 c3 Bearing
    • rms10 Bearing
    • skf 3306 Bearing
    • Bearing Slewing Ring
    • Large Slewing Bearings
    • Slewing Ring Bearings
    • Kaydon Slewing Bearing
    • Thrust Tapered Roller bearing
    • Four-Row Tapered Roller Bearing
    • Tapered Roller Bearing
    • Needle Roller Bearings
    • Double Row Tapered Thrust Roller Bearings
    • Railway Rolling Spherical Roller Bearings
    • Slewing Ring
    • Super Precision Bearing
    • Super Precision Angular Contact Bearings
    • Super Precision Bearings
  • Technical Articles
  • Angular Contact Ball Bearings
  • Cam Follower and Track Roller - Stud Type
  • Cam Follower and Track Roller - Yoke Type
✖

Home

Stock Categories

Technical Articles

Angular Contact Ball Bearings

Cam Follower and Track Roller - Stud Type

Cam Follower and Track Roller - Yoke Type

Contact Us