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BT230-51 DB NSK Angular contact ball bearing

Name: BT230-51 DB NSK Angular contact ball bearing
Brand: NSK
SKU: BT230-51 DB
Rating: 4.9 (5 reviews)

NSK BT230-51 DB Bearing SPECIFICATIONS

YOU’LL FIND AN EXTENSIVE 26.2 mm da max. 0.3 mm r3,4 min. SELECTION TIMKEN BEARINGS TRAINING INDUSTRY OF BT230-51 DB NSK Angular contact ball bearing FOR SALE.
Brand Name:NSK
Model Number:
BT230-51 DB
da max.:26.2 mm
d1:26.6 mm
r3,4 min.:0.3 mm
Static axial stiffness, preload class C:102 N/µm
rb max.:0.3 mm
da min.:22 mm
Db max.:39.6 mm
D2:36.5 mm

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The details of Thrust Cylindrical Roller Bearing

da max.:26.2 mm
d1:26.6 mm
r3,4 min.:0.3 mm
Static axial stiffness, preload class C:102 N/µm
rb max.:0.3 mm
da min.:22 mm
Db max.:39.6 mm
D2:36.5 mm
Basic static load rating C0:3.25 kN
Static axial stiffness, preload class A:52 N/µm
Calculation factor (back-to-back, face-to-face) Y2:1.41
B:12 mm
a:13.2 mm
d:20 mm
Attainable speed for grease lubrication:48000 r/min
Calculation factor fHC:1
Preload class C GC:390 N
Calculation factor (back-to-back, face-to-face) Y1:0.92
Calculation factor f2A:1
Calculation factor (single, tandem) Y2:0.87

NSK BT230-51 DB BT230-51 DB NSK Angular contact ball bearing Description of the code

BT270-1 NSK Angular contact ball bearing	Oil:4 700 min-1; rs (min):1 mm; d1:62 mm; Grease:3 500 min-1; static Cor:78.200 kN; D1:37 mm; Pu:3.550 kN; D:62 mm; H:18 mm; d:35 mm; dynamic Cr:41.840 kN;
BA150-2 DF NSK Angular contact ball bearing	dc:71.438 mm; P180°:30.2 kN; P90°:45.4 kN; Initial grease fill:68.04 g; J max.:244.475 mm; RG:1/4 NPT; R2:21.431 mm; A1:79.375 mm; Cap bolt:2 x 1/2-13 UNC; H1:82.55 mm; Mass pillow block:12.2 kg; End plug (suffix Y):EPR 8; Stabilizing ring:SR-15-0; ba:32.544 mm; P120°:28 kN; Da:130 mm; J min.:219.075 mm; db:87.313 mm; Bearing limiting speed:6300 r/min; N1:19.05 mm;
7028BX DF NSK Angular contact ball bearing	s:38.497 mm; J max.:311.15 mm; Attachment bolt diameter G:25.4 mm; L:361.95 mm; S:0.794 mm; J min.:254 mm; da:101.6 mm; H:213.519 mm; A:89.694 mm; Limiting speed:2100 r/min; B:80.169 mm; Mass bearing unit:19.7 kg; Basic dynamic load rating C:426 kN; H2:63.5 mm; H1:104.775 mm;
BA190-1E2 DB NSK Angular contact ball bearing	Sealing solution:Double-lip seals; Mass plain bearing:593 kg; r1 min.:3 mm; d:670 mm; dk:785 mm; Basic static load rating C0:91500 kN; Specific dynamic load factor K:300 N/mm²; ra max.:3 mm; D:900 mm; rb max.:6 mm; Da max.:853 mm; Lubricant:Maintenance free &nd; C:260 mm; da min.:702 mm; Da min.:776 mm; Basic dynamic load rating C:55000 kN; Design (sliding contact surface combination):Steel/PTFE fabric;
BT220-1 NSK Angular contact ball bearing	d3 max.:470.027 mm; d1:381 mm; Sleeve:S 3180x15; B5:63.5 mm; d:400 mm; Mass adapter sleeve assembly:63.5 kg; Hydraulic nut:HMVC 80E; B1:265.405 mm; B:52.654 mm; G:399.009 mm; Threads per inch:5;
BT310-51 DF NSK Angular contact ball bearing	Effective load carrying cross section A:26700 mm²; Mass bushing:1.25 kg; Permissible sliding velocity v min.:0 m/s; Specific dynamic load factor K:140 N/mm²; d:165 mm; Tolerance shaft:h8; Specific static load factor K0:200 N/mm²; Coefficient of friction µ min.:0.03; D:150 mm; Permissible sliding velocity v max.:0.5 m/s; Coefficient of friction µ max.:0.08; Tolerance housing:H7;
BA175-1 NSK Angular contact ball bearing	D1 ≈:97.9 mm; D:110 mm; B1:47 mm; Basic static load rating C0:156 kN; db min.:65 mm; ra max.:1.5 mm; Da max.:101 mm; Misalignment factor k1:0.1; Ba min.:9 mm; Da min.:94.7 mm; Operating clearance factor k2:0.123; d3:80 mm; B:28 mm; r1,2 min.:1.5 mm; Fatigue load limit Pu:18.3 kN; Mass bearing + sleeve:1.45 kg; Limiting speed:7500 r/min; Reference speed:5600 r/min; d2 ≈:77.1 mm; s1 max.:8.5 mm;
7940BAX DB NSK Angular contact ball bearing	Fillet Radius ra:2.00 mm; Basic Static Radial Load Rating Co:118000 N; B:32.00 mm; Accessories:Two Shields; D:170.0000 mm; Grease Speed Rating Open/Shielded n1:3100 rpm; Oil Speed Rating Open/Shielded n2:3800 rpm; d:95.000 mm; Basic Dynamic Radial Load Rating C:111000 N;
BA190-1E2 NSK Angular contact ball bearing	ra max.:5 mm; K:12 mm; Calculation factor Y2:4.6; d2 ≈:830 mm; D:1000 mm; r1,2 min.:6 mm; Calculation factor Y0:2.8; Da max.:977 mm; d:750 mm; Mass bearing:550 kg; Basic dynamic load rating C:7699 kN; B:250 mm; Fatigue load limit Pu:1100 kN; b:22.3 mm; D1 ≈:916 mm; Limiting speed:480 r/min; Calculation factor Y1:3; Calculation factor e:0.22; Basic static load rating C0:18000 kN; Reference speed:280 r/min;
BT250-51 NSK Angular contact ball bearing	L:200.025 mm; Limiting speed:6000 r/min; H1:53.975 mm; S:0.794 mm; Basic dynamic load rating C:73.8 kN; B:69.85 mm; Mass bearing unit:3.63 kg; J min.:155.575 mm; Attachment bolt diameter G:12.7 mm; d2:62.706 mm; H2:31.75 mm; A1:75.406 mm; H:107.95 mm; J max.:161.925 mm; A:60.325 mm; s:25.4 mm; da:38.1 mm;
BT240-2 NSK Angular contact ball bearing	Housing:SAFS 215; S:3.175 mm; P60°:104 kN; PG:1/8 NPT; Appropriate attachment bolt size G:0.625 in; L:285.75 mm; J max.:244.475 mm; P180°:40 kN; P150°:33.4 kN; R1:46.038 mm; h:28.575 mm; Max. speed for Taconite seal:900 r/min; A2:195.262 mm; Pa:25.8 kN; Initial grease fill:68.04 g; H1:82.55 mm; Taconite seal (db shaft position):TER 79; Cap bolt recommended tightening torque:149.1 N·m;
BT340-51 DF NSK Angular contact ball bearing	Oil Speed Rating n2:4500 rpm; Grease Speed Rating Open/Shielded n1:3800 rpm; B:39.00 mm; Grease Speed Rating n1:3800 rpm; Basic Static Radial Load Rating Co:86500 N; Sealed Speed Rating n3:2600 rpm; Fillet Radius ra:2.00 mm; Basic Dynamic Radial Load Rating C:124000 N; Oil Speed Rating Open/Shielded n2:4500 rpm; d:80.000 mm; D:170.0000 mm; Accessories:Two Seals & Snap-Rin;
7960BAX DF NSK Angular contact ball bearing	J max.:152.4 mm; Basic dynamic load rating C:102 kN; L:187.325 mm; S:0.794 mm; s:29.766 mm; da:44.45 mm; B:59.531 mm; A:58.737 mm; Mass bearing unit:3.65 kg; H2:33.337 mm; H:109.537 mm; H1:53.975 mm; J min.:131.762 mm; Attachment bolt diameter G:12.7 mm; Limiting speed:5300 r/min;
BT270-1 DF NSK Angular contact ball bearing	Accessories:Two Shields; B:22.00 mm; D:215.0000 mm; Grease Speed Rating Open/Shielded n1:2600 rpm; Fillet Radius ra:1.00 mm; Basic Static Radial Load Rating Co:73500 N; Basic Dynamic Radial Load Rating C:61800 N; Sealed Speed Rating n3:0 rpm; d:170.000 mm; Oil Speed Rating Open/Shielded n2:3200 rpm;
BA150-2A DF NSK Angular contact ball bearing	D1 ≈:725 mm; Thrust factor K:1.78; Design variant/feature:TQOS/GWISI; r1,2 min.:3.3 mm; B:593.725 mm; Calculation factor e:0.33; d:571.5 mm; Calculation factor Y2:3; r3,4 min.:6.4 mm; d1 ≈:625 mm; Basic dynamic load rating C:11900 kN; Calculation factor Y1:2; Basic static load rating C0:33500 kN; D:812.8 mm; Comparative axial load rating CFa:520 kN; Fatigue load limit Pu:2280 kN; Mass bearing:1000 kg;
BA190-4 NSK Angular contact ball bearing	J:102 mm; Mass bearing unit:0.76 kg; B1:44.4 mm; A:36 mm; Recommended diameter for attachment bolts, mm G:10 mm; A1:22 mm; Housing material:Cast iron; N:19.5 mm; d:25.4 mm; J max.:110 mm; J7:13 mm; L:130 mm; H:70 mm; Recommended diameter for attachment bolts, inch G:0.375 in; Basic dynamic load rating C:14 kN; H1:36.5 mm; Thread grub screw G2:1/4-28 UNF; J min.:94 mm; Recommended tightening torque for grub screw:4 N·m;

No.	Brand	d	t	N	G	h	S	l	L
BT260-51	NSK	160 mm	-	-	-	-	-	-	-
BA240-1 DB	NSK	85 mm	-	-	-	-	-	-	-
BA150-2 DF	NSK	-	-	-	-	-	-	-	-
BA260-1	NSK	-	-	-	-	-	-	-	-
B305-1	NSK	-	-	-	-	28.575 mm	-	-	-
7984BX DF	NSK	-	-	-	-	32.544 mm	-	-	244.475 mm
BT285-1 DF	NSK	100.000 mm	-	-	-	-	-	-	-
BA200-3	NSK	-	-	-	-	-	-	-	-
BT380-1 DF	NSK	1000 mm	-	-	-	-	-	-	-
7052BX DF	NSK	15.000 mm	-	-	-	-	-	-	-
B500-3	NSK	-	-	-	-	-	-	-	-
BT200-1E DB	NSK	460.000 mm	-	-	-	-	-	-	-
BT250-51	NSK	-	-	-	-	-	0.794 mm	-	200.025 mm
BT240-2 DF	NSK	65 mm	2 mm	-	-	-	-	6 mm	-
BT380-1	NSK	360 mm	-	-	-	-	-	-	-
BA145-1 DB	NSK	70.000 mm	-	-	-	-	-	-	-
BA170-3 DB	NSK	710 mm	-	-	-	-	-	-	-
BT220-2A DF	NSK	-	-	-	-	-	-	-	-
BT250-2 DF	NSK	-	-	-	-	-	0.794 mm	-	266.7 mm
BA190-1E2 DF	NSK	80 mm	-	-	M 64x4	270 mm	-	-	-
BA180-2 DF	NSK	-	-	-	-	61.913 mm	4.763 mm	-	711.2 mm
BA185-1	NSK	80.000 mm	-	-	-	-	-	-	-
6052X1	NSK	75.000 mm	-	-	-	-	-	-	-
BA145-1 DF	NSK	90.000 mm	-	-	-	-	-	-	-
BA170-3 DF	NSK	-	-	-	-	-	-	-	-
BT220-3	NSK	560 mm	-	-	-	-	-	-	-
BA290-2 DF	NSK	110.000 mm	-	-	-	-	-	-	-
BA150-3 DB	NSK	80 mm	-	-	-	10.1 mm	-	-	-

BT230-51 DB NSK Angular contact ball bearing Video

NSK BT230-51 DB INTERCHANGE

Thrust Cylindrical Roller Bearing Part series BT230-51 DB is a potential replacement for these common bearing part numbers:

NSKBT230-51 DB
SKFBT230-51 DB
NTNBT230-51 DB
FAGBT230-51 DB
TIMKENBT230-51 DB
KOYOBT230-51 DB
NACHIBT230-51 DB
DODGEBT230-51 DB

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