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7221A5TRDULP3 NSK Super Precision Bearings

Name: 7221A5TRDULP3 NSK Super Precision Bearings
Brand: NSK
SKU: 7221A5TRDULP3
Rating: 4.9 (5 reviews)

NSK 7221A5TRDULP3 Bearing SPECIFICATIONS

Enjoy 4284.4 N·m Cap bolt recommended tightening torque High Margins NACHI BEARINGS OF AMERICA CORP. on Competitive Super Precision Bearings Pricing.Great Wholesale 147.803 mm Ca Products at Low Costs.
Brand Name:NSK
Model Number:
7221A5TRDULP3
Cap bolt recommended tightening torque:4284.4 N·m
Ca:147.803 mm
H1:250.825 mm
Max. speed for PosiTrac Plus seal:800 r/min
ba:103.188 mm
Eye bolt:2 x 1/2-13 UNC
H:495.3 mm
PG:1/4 NPT

Download NSK 7221A5TRDULP3 Spec Sheet

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Cap bolt recommended tightening torque:4284.4 N·m
Ca:147.803 mm
H1:250.825 mm
Max. speed for PosiTrac Plus seal:800 r/min
ba:103.188 mm
Eye bolt:2 x 1/2-13 UNC
H:495.3 mm
PG:1/4 NPT
H2:101.6 mm
P180°:267 kN
Initial grease fill:3515.4 g
h:87.313 mm
S:4.763 mm
J min.:666.75 mm
da:184.15 mm
R2:50.8 mm
J1:139.7 mm
J max.:749.3 mm
RG:1 NPT
Da:419.999 mm

7221A5TRDULP3 NSK Super Precision Bearings pdf

NSK 7221A5TRDULP3 Specifications for Super Precision Bearings

7022A5TRDUMP3 NSK Super Precision Bearings	db min.:34.6 mm; B:13 mm; Preload class B GB:240 N; Calculation factor e:0.68; Calculation factor f:1.05; Calculation factor (single, tandem) Y2:0.87; C1:3.7 mm; Basic static load rating C0:5 kN; Calculation factor (back-to-back, face-to-face) Y1:0.92; Attainable speed for oil-air lubrication:65000 r/min; Calculation factor fHC:1.01; Static axial stiffness, preload class A:79 N/µm; Calculation factor f2C:1.06;
7219A5TRDUDLP3 NSK Super Precision Bearings	Coefficient of friction µ min.:0.08; d:90 mm; B:80 mm; Specific static load factor K0:45 N/mm²; h:91.5 mm; Permissible sliding velocity v max.:0.5 m/s; D1:120 mm; Tolerance shaft:e7; Specific dynamic load factor K:25 N/mm²; Coefficient of friction µ max.:0.15; α:124 °; Permissible sliding velocity v min.:0 m/s; Tolerance housing:H7; B1:8 mm; Mass bushing:2.35 kg; a:4 mm;
7021CTRSULP3 NSK Super Precision Bearings	Basic dynamic load rating C:1730 kN; ra max.:2 mm; da min.:164 mm; d:152.4 mm; α:7 °; b1:11 mm; r2 min.:1.1 mm; Lubricant:Regular relubricatio; Sealing solution:-; r1 min.:2 mm; Da max.:213.5 mm; rb max.:1.1 mm; dk:207.162 mm; C:104.775 mm; da max.:178.3 mm; M:8 mm; Specific dynamic load factor K:100 N/mm²; Design (sliding contact surface combination):Steel/steel; Material constant KM:330;
7021A5TRDUDLP3 NSK Super Precision Bearings	d1:530 mm; db min.:582 mm; Calculation factor Y1:3; d2 ≈:646 mm; Calculation factor Y2:4.6; Fatigue load limit Pu:670 kN; Basic dynamic load rating C:5779 kN; Ba min.:20 mm; b:22.3 mm; ra max.:5 mm; Reference speed:430 r/min; B1:282 mm; B:195 mm; d3:650 mm; Calculation factor e:0.22; Basic static load rating C0:10200 kN; K:12 mm; Calculation factor Y0:2.8; B2:75 mm; B5:97 mm;
7024A5TRSULP3 NSK Super Precision Bearings	P0°:6100 kN; Initial grease fill, 40%:12 kg; d2:601 mm; Mass housing:460 kg; H:715 mm; Initial grease fill, 20%:7 kg; Cap bolt, rec. tightening torque:600 N·m; H2:120 mm; P120°:2900 kN; Q180°:2100 kN; db:450 mm; Pa:2100 kN; P150°:2500 kN; N4 max.:30 mm; Appropriate attachment bolt, size G:36 mm; H1:360 mm; bc:208.5 mm; ATS:410 mm; Taconite seal:2 x TK 96;
7221CTRDULP3 NSK Super Precision Bearings	das:1012 mm; Calculation factor kr:0.1; B:90 mm; d1 ≈:1021 mm; E:1103 mm; r1,2 min.:5 mm; Basic dynamic load rating C:2420 kN; Calculation factor Y:0.6; s max.:10 mm; Db max.:1132 mm; Reference speed:170 r/min; Mass bearing:185 kg; Fatigue load limit Pu:425 kN; ra max.:4 mm; d:950 mm; D:1150 mm; Da max.:1132 mm; Basic static load rating C0:6300 kN; Limiting speed:220 r/min; D1 ≈:1087 mm;
7020CTRSUV1VLP3 NSK Super Precision Bearings	Housing:SY 515 U; J:216 mm; N1:22 mm; Mass bearing unit:7.05 kg; Housing material:Cast iron; J min.:203 mm; Hexagonal key size for grub screw N:5.556 mm; H1:82.6 mm; DN:6.579 mm; Fatigue load limit Pu:2.04 kN; L:279 mm; Recommended tightening torque for grub screw:28.5 N·m; Limiting speed:2600 r/min; Basic dynamic load rating C:66.3 kN; SWN:11.113 mm; d:74.613 mm; Recommended diameter for attachment bolts, mm G:20 mm;
7219CTRSULP3 NSK Super Precision Bearings	Preload class D GD:200 N; Calculation factor f2B:1.07; Fatigue load limit Pu:0.193 kN; Preload class C GC:100 N; da min.:32 mm; Static axial stiffness, preload class C:53 N/µm; Static axial stiffness, preload class A:29 N/µm; Calculation factor f2A:1; Static axial stiffness, preload class D:74 N/µm; da max.:35.1 mm; db min.:32 mm; Ball diameter Dw:4.762 mm; Static axial stiffness, preload class B:39 N/µm;
7226A5TRDULP3 NSK Super Precision Bearings	B1:43.7 mm; Thread grub screw G2:M6x0.75; s1:26.6 mm; Housing material:Composite; A:30 mm; Recommended diameter for attachment bolts, inch G:0.375 in; B:34.2 mm; Basic dynamic load rating C:12.7 kN; N:12.3 mm; T:45.6 mm; Mass bearing unit:0.31 kg; Da:68.3 mm; A5:18.5 mm; Fatigue load limit Pu:0.28 kN; Recommended tightening torque for grub screw:4 N·m; J:63.5 mm; Recommended diameter for attachment bolts, mm G:10 mm;
50BER19STV1VSUELP3 NSK Super Precision Bearings	P90°:173 kN; Cap bolt recommended tightening torque:271.2 N·m; ba:80.169 mm; Cap bolt, SAE grade:5; P150°:94.3 kN; N1:34.925 mm; Eye bolt:2 x 1/2-13 UNC; A2:273.05 mm; R1:120.65 mm; L:711.2 mm; Mass pillow block:153 kg; Ca:101.803 mm; P60°:290 kN; Da:339.999 mm; PG:1/4 NPT; End plug (suffix Y):EPR 23; P180°:113 kN; Pa:59.6 kN; H2:79.375 mm; da:201.613 mm;

No.	Brand	l	A	T	f	E	L	M	H
7020A5TRSUV1VLP3	NSK	-	-	-	-	-	-	-	-
7020CTRSULP3	NSK	-	-	-	-	-	-	-	-
7021CTRDUMP3	NSK	-	-	-	-	-	-	-	287.337 mm
7018CTRDUDMP3	NSK	-	-	168 mm	-	-	-	-	-
7922A5SN24TRDULP3	NSK	-	460 mm	-	-	-	1170 mm	-	810 mm
7019A5TRDULP3	NSK	-	-	-	-	-	-	-	320.675 mm
7028A5TRDUDMP3	NSK	-	-	-	-	-	-	-	-
7922CTRDUDLP3	NSK	-	-	-	-	-	-	-	-
7024CTRSUMP3	NSK	-	-	-	-	-	-	-	-
7020A5TRDUDLP3	NSK	-	-	-	-	-	-	-	-
7019CTRSULP3	NSK	-	-	-	-	-	-	-	-
7919A5TRSUMP3	NSK	-	-	-	-	-	-	-	209.55 mm
7922CTRDULP3	NSK	6 mm	-	60 mm	-	-	-	-	-
7220A5TRDUMP3	NSK	-	-	-	-	-	-	-	-
7022CTRSULP3	NSK	-	-	-	-	-	330.2 mm	-	169.863 mm
7226CTRSUMP3	NSK	-	-	-	-	-	-	-	-
7224A5TRSUMP3	NSK	-	315 mm	-	-	-	790 mm	-	551 mm
7219CTRDUMP3	NSK	-	-	-	-	-	-	-	-
7922CTRSUMP3	NSK	-	255 mm	-	-	-	-	-	375 mm
7920CTRSUMP3	NSK	-	-	-	-	-	349.25 mm	-	-
50BER10HTV1VSUELP3	NSK	-	-	-	-	-	-	-	-
7224CTRSULP3	NSK	-	-	-	-	-	-	-	44.2 mm
7224A5TRDUMP3	NSK	-	-	-	-	-	-	-	-
7219A5TRDUMP3	NSK	-	-	-	-	-	-	-	-
7924CTRDULP3	NSK	-	-	-	-	-	126 mm	-	64 mm
7019CTRDULP3	NSK	-	-	-	-	-	-	-	-
7022A5TRSUMP3	NSK	-	-	-	20 mm	-	-	184 mm	-
7026CTRDUDLP3	NSK	-	-	381 mm	-	-	-	-	-
7924CTRSULP3	NSK	-	-	593.725 mm	-	-	-	-	-
7219A5TRDUDLP3	NSK	-	-	-	-	-	-	-	-

7221A5TRDULP3 NSK Super Precision Bearings Video

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Super Precision Bearings Part series 7221A5TRDULP3 is a potential replacement for these common bearing part numbers:

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