Product Details

7221A5TRSUMP3 NSK Super Precision Bearings

Brand Name NSK
Model Number 7221A5TRSUMP3
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

 

7924A5TRDUDLP3 NSK Super Precision BearingsDynamic Load Rating:415,000 N; B:45 mm; Roller Profile:Symmetric; Groove Width A:9 mm; Enclosure:Open; Axial Load Factor Y2:4.23; Static Load Rating:475,000 N; Limiting Speed - Grease:3,000 rpm; Constant e:0.24; Radial Clearance:0.075 to 0.120 mm; d:110 mm; Da (max):160 mm; Center Guidance:Floating Steel Ring; Nr. of Holes:4; Limiting Speed - Oil:3,800 rpm; Fillet Radius/Chamfer:2 mm; ra (max):2 mm;
7221CTRSUMP3 NSK Super Precision BearingsMass bearing:32.5 kg; Limiting speed:630 r/min; Fatigue load limit Pu:465 kN; da min.:555 mm; H:60 mm; d1:577 mm; Basic dynamic load rating C:1100 kN; r1,2 min.:2.1 mm; D1:483 mm; Minimum axial load factor A:3.9; Reference speed:320 r/min; d:480 mm; Da max.:505 mm; ra max.:2 mm; Basic static load rating C0:6950 kN; D:580 mm; B:17.5 mm;
7226A5TRDUMP3 NSK Super Precision BearingsA2:247.65 mm; Cap bolt:1-8 UNC; R2:37.306 mm; Da:309.999 mm; da:152.4 mm; P180°:133 kN; S:4.763 mm; Stabilizing ring:SR-34-0; ba:74.612 mm; R1:115.888 mm; Mass pillow block:165 kg; H1:179.4 mm; L:628.65 mm; N1:28.575 mm; Appropriate attachment bolt size G:1 in; End plug (suffix Y):EPR 18; RG:3/4 NPT; Cap bolt recommended tightening torque:1220 N·m; J min.:492.125 mm; P60°:345 kN;
45BER19STV1VSUELP3 NSK Super Precision BearingsB:75 mm; Limiting Speed - Oil:1,800 rpm; ra (max):3 mm; Bore Type:Cylindrical Bore; Da (max):362 mm; dc (min):235 mm; Fillet Radius/Chamfer:4 mm; Enclosure:Open; db (min):198 mm; Configuration:Single Row; Dynamic Load Rating:9,050,000 N; db (max):227 mm; Inside Ring Outside Diameter:232 mm; D:380 mm; Static Load Rating:1,150,000 N; d:180 mm; Limiting Speed - Grease:1,500 rpm; dd (min):255 mm; r1:4 mm;
7032CTRSULP4 NSK Super Precision BearingsCoefficient of friction µ max.:0.15; d:8 mm; D1:18 mm; Mass bushing:0.1 kg; Coefficient of friction µ min.:0.08; Permissible sliding velocity v min.:0 m/s; Tolerance shaft:e7; Specific static load factor K0:45 N/mm²; Specific dynamic load factor K:25 N/mm²; Permissible sliding velocity v max.:0.5 m/s; B:8 mm; D:14 mm; Tolerance housing:H7; B1:3 mm;
7221CTRDULP3 NSK Super Precision Bearingsr1,2 min.:3.5 mm; Calculation factor Y:1.1; T:29.37 mm; rb max.:3.3 mm; Dimension series:HM 89400; a:23.527 mm; Cb min.:6 mm; Reference speed:7000 r/min; C:23.02 mm; Fatigue load limit Pu:11.8 kN; Limiting speed:8500 r/min; Basic static load rating C0:106 kN; d1 ≈:59.3 mm; Calculation factor e:0.54; D:76.2 mm; Da max.:65.5 mm; B:28.575 mm; db min.:49 mm; d:36.512 mm; da max.:44 mm;
7024CTRDUDLP3 NSK Super Precision BearingsP60°:60.5 kN; J min.:244.475 mm; A1:88.9 mm; Housing:FSAF 313; J1:53.975 mm; P90°:36 kN; Cap bolt, SAE grade:8; RG:3/8 NPT; Labyrinth ring (db shaft position):LOR 55; Appropriate attachment bolt size G:0.625 in; R1:53.181 mm; A2:134.938 mm; P120°:21.8 kN; da:65 mm; Da:140 mm; Stabilizing ring:2 x SR-1613; J max.:279.4 mm; PG:1/8 NPT; P180°:23.1 kN; h:36.513 mm;
7030CTRSUMP3 NSK Super Precision BearingsCalculation factor (back-to-back, face-to-face) Y1:0.92; Preload class C GC:480 N; da min.:34.6 mm; Calculation factor e:0.68; Db max.:50.8 mm; d:30 mm; Preload class B GB:240 N; Calculation factor fHC:1; B:13 mm; Attainable speed for grease lubrication:35000 r/min; Static axial stiffness, preload class A:71 N/µm; Static axial stiffness, preload class C:138 N/µm; r3,4 min.:0.6 mm; Da max.:50.4 mm;
7922A5TRSUMP3 NSK Super Precision BearingsR1:79.375 mm; Labyrinth ring (db shaft position):LOR 136; P90°:113 kN; Eye bolt:3/8-16 UNC; Stabilizing ring:SR-26-0; PosiTrac Plus contact element (db shaft position):B10724-136; db:149.225 mm; Cap bolt recommended tightening torque:400 N·m; RG:1/2 NPT; Cap bolt:2 x 1-8 UNC; PosiTrac Plus contact element (dc shaft position):B10724-122; A2:193.675 mm; H2:60.325 mm; Ca:89.789 mm; A1:133.35 mm;
7030A5TRSUMP3 NSK Super Precision BearingsSnap Ring Width:1.1 mm; Static Load Rating:6,600 N; Radial Clearance:0.013 to 0.028 mm; a (max):2.5 mm; r1:0.5 mm; da (min):26 mm; Bore Type:Cylindrical Bore; Fillet Radius/Chamfer:1 mm; D:47 mm; b (min):1.4 mm; D1 (max):44.6 mm; Limiting Speed - Oil:18,000 rpm; ra (max):1 mm; Snap Ring Outside Diameter:52.7 mm; Limiting Speed - Grease:16,000 rpm; B:14 mm; d:20 mm; Dynamic Load Rating:12,800 N; Weight:0.106 kg;

 

 

No.BranddDbKBFsw
7922A5TRQUMP3NSK9 mm14 mm - - 10 mm - - -
7922A5TRDUMP3NSK - - - - - - 16 mm -
80BNR19STSULP3NSK - 270 mm11.1 mm6 mm - - - -
7021A5TRDULP3NSK - 52 mm - - 15 mm - - -
7932A5TRDUDMP3NSK100 mm165 mm - - 65 mm - - -
7934A5TRDUMP3NSK120 mm215 mm - - 40 mm - - -
7222CTRSULP3NSK55 mm120 mm - - 49.2 mm - - -
7030A5TRDULP3NSK65 mm - - - 28 mm75 mm - -
7920CTRDULP3NSK - - - - - - - -
7926CTRDULP3NSK130 mm280 mm - - 93 mm - - -
7036A5TRDULP3NSK75 mm130 mm - - 41.3 mm - - -
7922CTRDUDMP3NSK25 mm - - - 9 mm - - -
7930A5TRSUMP3NSK45 mm85 mm - - 23 mm - - -
7924A5TRDULP3NSK20 mm42 mm - - 25 mm - - -
7922A5TRSULP3NSK - - - - - - - -
7928CTRDUDLP3NSK - - - - - - - -
75BNR10STV1VSUELP3NSK - - - - - - - -
80BTR10STYNDBLP4ANSK101.6 mm158.75 mm10.5 mm - - - - -
7928CTRSUMP3NSK120 mm180 mm - - - - - -
7224A5TRDULP3NSK800 mm1060 mm - - - - - -
80BER10HTSUELP3NSK300 mm460 mm - 5 mm218 mm - - -

 

7221A5TRSUMP3 NSK Super Precision Bearings Video

 

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