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Home>Products>Super Precision Bearings>7221CTRSUMP3 NSK Super Precision Bearings

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7221CTRSUMP3 NSK Super Precision Bearings

Name: 7221CTRSUMP3 NSK Super Precision Bearings
Brand: NSK
SKU: 7221CTRSUMP3
Rating: 4.9 (5 reviews)

NSK 7221CTRSUMP3 Bearing SPECIFICATIONS

100% Authentic. 630 r/min Limiting speed 7221CTRSUMP3 NSK Super Precision Bearings Highest Quality. 32.5 kg Mass bearing Certified Supplier. BEARING-MALAYSIA SDN.BHD.
Brand Name:NSK
Model Number:
7221CTRSUMP3
Mass 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

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7221CTRSUMP3 NSK Super Precision Bearings Technology

Mass 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

NSK 7221CTRSUMP3 7221CTRSUMP3 NSK Super Precision Bearings Codes and sizes

80BER19STV1VSULP3 NSK Super Precision Bearings	Basic dynamic load rating C:135 kN; Fatigue load limit Pu:11.8 kN; ra max.:1 mm; Mass bearing (including seat washer where applicable):2.5 kg; s:43 mm; D3:130 mm; Reference speed:1800 r/min; D1 ≈:72 mm; Minimum load factor A:0.53; Da max.:98 mm; Basic static load rating C0:320 kN; D:125 mm; da min.:103 mm; d1 ≈:125 mm; Limiting speed:2600 r/min; d:70 mm; H1:48 mm; R:100 mm; D2:98 mm; r1,2 min.:1.1 mm;
7028A5TRDUDMP3 NSK Super Precision Bearings	Radial Clearance:0.030 to 0.058 mm; Enclosure:Open; Limiting Speed - Oil:3,900 rpm; B:45 mm; d:95 mm; Factor fo:13.3; da (min):109 mm; Configuration:Single Row; Limiting Speed - Grease:3,300 rpm; Bore Type:Cylindrical Bore; Static Load Rating:118,000 N; D:200 mm; ra (max):2.5 mm; Da (max):186 mm; Weight:5.670 kg; Dynamic Load Rating:153,000 N; Fillet Radius/Chamfer:3 mm;
7024CTRDUDLP3 NSK Super Precision Bearings	P60°: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;
7038CTRDUMP3 NSK Super Precision Bearings	Radial Clearance:0.040 to 0.065 mm; Limiting Speed - Oil:5,000 rpm; Groove Width A:8 mm; Fillet Radius/Chamfer:2 mm; Da (max):110 mm; ra (max):2 mm; Constant e:0.36; Weight:2.400 kg; Bore Type:Cylindrical Bore; B:43 mm; Hole Diameter (do):4 mm; Enclosure:Open; Axial Load Factor Y2:2.75; da (min):65 mm; Limiting Speed - Grease:4,200 rpm; Axial Load Factor Y1:1.85; Configuration:Double Row; Axial Load Factor Y0:1.81;
7938A5TRDUMP3 NSK Super Precision Bearings	Fillet Radius/Chamfer:1.5 mm; Static Load Rating:54,000 N; ra (max):1.5 mm; Da (max):143 mm; Factor fo:15.9; da (min):107 mm; Dynamic Load Rating:60,000 N; Configuration:Single Row; Limiting Speed - Grease:4,300 rpm; Radial Clearance:0.030 to 0.058 mm; D:150 mm; Bore Type:Cylindrical Bore; B:24 mm; Weight:1.260 kg; Enclosure:Double Shield; d:100 mm;
7922A5TRDUDMP3 NSK Super Precision Bearings	R2:12.7 mm; J max.:155.575 mm; R1:23.813 mm; da:31.75 mm; H2:20.637 mm; h:22.225 mm; A1:50.8 mm; RG:1/8 NPT; L:190.5 mm; P90°:11.1 kN; Pa:2.4 kN; Ca:26.797 mm; Mass pillow block:4.15 kg; Initial grease fill:19.845 g; End plug (suffix Y):EPR 2; Da:71.999 mm; P60°:18.2 kN; S:1.984 mm; PG:1/8 NPT; P120°:6.67 kN;
7934A5TRDUMP3 NSK Super Precision Bearings	Reference speed:6300 r/min; Limiting speed:5600 r/min; Da max.:203 mm; d2 ≈:118.1 mm; d1 ≈:150.6 mm; Fatigue load limit Pu:3.9 kN; D1 ≈:184.1 mm; d:120 mm; ra max.:2 mm; Basic static load rating C0:118 kN; D:215 mm; Basic dynamic load rating C:146 kN; Mass bearing:6.11 kg; Calculation factor f0:14.4; Calculation factor kr:0.025; B:40 mm; da min.:132 mm; r1,2 min.:2.1 mm;
7026CTRDUMP3 NSK Super Precision Bearings	Permissible sliding velocity v min.:0 m/s; Mass bushing:0.065 kg; α:105 °; d:17 mm; Coefficient of friction µ max.:0.15; B:30 mm; D:25 mm; a:3 mm; Coefficient of friction µ min.:0.08; Permissible sliding velocity v max.:0.5 m/s; Specific static load factor K0:45 N/mm²; Tolerance housing:H7; Tolerance shaft:e7; h:18 mm; Specific dynamic load factor K:25 N/mm²;
50BER19STV1VSUELP3 NSK Super Precision Bearings	D:320 mm; ra max.:2 mm; Fatigue load limit Pu:173 kN; K:4 mm; s max.:5 mm; Mass bearing:17.9 kg; Reference speed:850 r/min; Da max.:308 mm; b1:8 mm; d:240 mm; da min.:251 mm; Basic dynamic load rating C:781 kN; Limiting speed:1100 r/min; B:80 mm; Basic static load rating C0:1760 kN; Calculation factor kr:0.25; r1,2 min.:2.1 mm; d1 ≈:271 mm; E:299.46 mm;
80BNR10STSULP3 NSK Super Precision Bearings	Ca:153.797 mm; da:190.5 mm; Max. speed for PosiTrac Plus seal:725 r/min; L:831.85 mm; Cap bolt recommended tightening torque:400 N·m; A1:222.25 mm; P150°:145 kN; Da:399.999 mm; PosiTrac Plus contact element:2 x B10724-167; N1:41.275 mm; Eye bolt:2 x 1/2-13 UNC; End plug (suffix Y):EPR 23; S:4.763 mm; Stabilizing ring:SR-44-38; P90°:254 kN; PG:1/4 NPT; Mass pillow block:284 kg; J1:133.35 mm;

No.	Brand	d	D	b	K	B	F	s	w
7928A5TRSUMP3	NSK	12 mm	32 mm	-	-	15.9 mm	-	-	-
7932CTRDULP3	NSK	480 mm	-	-	-	165 mm	-	-	-
7226CTRSUMP3	NSK	-	-	-	-	-	-	-	-
7026A5TRDUMP3	NSK	320 mm	480 mm	16.7 mm	9 mm	350 mm	364 mm	-	-
7926A5TRDUDMP3	NSK	31.75 mm	-	4.8 mm	-	47.625 mm	-	-	-
7932A5TRQULP3	NSK	395 mm	545 mm	-	-	268 mm	-	-	-
7026A5TRSULP3	NSK	-	-	-	-	-	-	-	-
7028A5TRDUDLP3	NSK	70 mm	90 mm	-	-	10 mm	-	-	-
7036A5TRDUMP3	NSK	70 mm	125 mm	-	-	39.7 mm	-	-	-
7932CTRDUMP3	NSK	22 mm	32 mm	-	-	20 mm	-	-	-
7026A5TRDUDLP3	NSK	85 mm	130 mm	-	-	-	-	-	-
7934A5TRQUMP3	NSK	35 mm	72 mm	-	-	17 mm	-	-	-
7028A5TRDUMP3	NSK	501.65 mm	711.2 mm	-	-	250.825 mm	-	-	-
7920CTRDULP3	NSK	-	-	-	-	-	-	-	-
7920A5TRSUMP3	NSK	85 mm	180 mm	-	-	41 mm	-	-	-
7934CTRDUMP3	NSK	25 mm	47 mm	-	-	28 mm	-	-	-
7924A5TRDUMP3	NSK	342.9 mm	533.4 mm	-	-	-	-	-	-
75BER10XTV1VSUELP3	NSK	55 mm	120 mm	-	-	29 mm	-	-	-
7034A5TRSULP3	NSK	-	-	-	-	-	-	-	-
80BNR10STV1VSULP3	NSK	35 mm	80 mm	-	-	-	-	-	-
7934CTRDULP3	NSK	40 mm	90 mm	-	-	33 mm	-	-	-
80BER19STSUELP3	NSK	-	-	-	-	-	-	-	-
7938A5TRDUMP3	NSK	100 mm	150 mm	-	-	24 mm	-	-	-
7921A5TRSUMP3	NSK	200 mm	420 mm	-	-	80 mm	-	-	-
7024A5TRDUDLP3	NSK	70 mm	125 mm	-	-	31 mm	-	-	-
7930CTRSUMP3	NSK	55 mm	90 mm	-	-	18 mm	-	-	-
45BNR10HTV1VSUELP3	NSK	40 mm	-	-	-	28 mm	-	-	50 mm
80BER19STV1VSULP3	NSK	70 mm	125 mm	-	-	-	-	43 mm	-
7928A5TRDULP3	NSK	30 mm	-	-	-	22 mm	-	-	36 mm
7224CTRSUMP3	NSK	140 mm	250 mm	-	-	42 mm	-	-	-

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Super Precision Bearings Part series 7221CTRSUMP3 is a potential replacement for these common bearing part numbers:

NSK7221CTRSUMP3
SKF7221CTRSUMP3
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