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N221 KOYO Single-row cylindrical roller bearings

Name: N221 KOYO Single-row cylindrical roller bearings
Brand: KOYO
SKU: N221
Rating: 4.9 (5 reviews)

KOYO N221 Bearing SPECIFICATIONS

Brand Name:KOYO
Model Number:
N221
d:80 mm
D:165 mm
B:22 mm
Chamfer:1 mm
Oil Holes:3 mm
Number of Mounting Holes:10
Inner rings PCD:97 mm
Thread Size:M5

Download KOYO N221 Spec Sheet

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MANUFACTURING　BEARING INDONESIA2020-07-10 09:46:19
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N221 KOYO Single-row cylindrical roller bearings Details

d:80 mm
D:165 mm
B:22 mm
Chamfer:1 mm
Oil Holes:3 mm
Number of Mounting Holes:10
Inner rings PCD:97 mm
Thread Size:M5
Outer rings PCD:148 mm
Mounting Hole Size:5.5 mm
Mounting Hole Countersink Diameter:9.5 mm
Mounting Hole Depth:5.4 mm
Dynamic Load Rating:40.4 kN
Static Load Rating:63.6 kN
da:117 mm
Da:132 mm

N221 KOYO Single-row cylindrical roller bearings pdf

KOYO N221 Full Complement Cylindrical Roller Bearings Description

Pa	89 kN
Mass pillow block	392 kg
Cap bolt recommended tightening torque	4284.4 N·m
Cap bolt, SAE grade	8
da	266.7 mm
End plug (suffix Y)	X-5217-2
Cap bolt	4 x 1 1/2-6 UNC
Bearing limiting speed	1600 r/min
L	869.95 mm
A1	228.6 mm
A2	317.5 mm
Eye bolt	2 x 1/2-13 UNC
P90°	400 kN
H1	250.825 mm
Stabilizing ring	2 x A8819
Housing	SSAFS 056 KAUA
H	495.3 mm
Ca	147.803 mm
Labyrinth ring	2 x LOR 519
R2	50.8 mm

N221 KOYO Single-row cylindrical roller bearings Interchange Guide
No.	Brand	J	d	D	S	B	C	m	s
N221	ISO	-	105 mm	190 mm	-	36 mm	36 mm	-	-
N221 E	Loyal	-	105 mm	190 mm	-	36 mm	201 kN	-	-
N221 M	AST	-	105	190	-	-	-	-	-
N221-E-M1	FAG	-	105 mm	190 mm	-	36 mm	-	4,63 kg / Weight	1,2 mm / Axial displacement facility from central position
N221-E-M6	NKE	-	105 mm	190 mm	1,3 mm	36 mm	294 kN	-	-
N2210	NTN	64,6 mm	50 mm	90 mm	-	23 mm	64 kN	-	-
N2210E	CYSD	-	50 mm	90 mm	-	23 mm	88,8 kN	-	-
N2211	NTN	70,8 mm	55 mm	100 mm	-	25 mm	75,5 kN	-	-
N2211E	NTN	-	55,000 mm	100,000 mm	-	25,000 mm	25,000 mm	-	-
N2212	NTN	78,4 mm	60 mm	110 mm	-	28 mm	96 kN	-	-
N2212E	NTN	-	60,000 mm	110,000 mm	-	28,000 mm	28,000 mm	-	-

NU2228 KOYO Single-row cylindrical roller bearings	Grease Speed Rating Open/Shielded n1:2400 rpm; Fillet Radius ra:2.00 mm; Basic Static Radial Load Rating Co:104000 N; Basic Dynamic Radial Load Rating C:93600 N; Oil Speed Rating Open/Shielded n2:3000 rpm; Sealed Speed Rating n3:1600 rpm; d:170.000 mm; D:230.0000 mm; Accessories:One Seal; B:28.00 mm
NU2228R KOYO Single-row cylindrical roller bearings	Specific dynamic load factor K:10 N/mm²; d:45 mm; Specific static load factor K0:20 N/mm²; Coefficient of friction µ min.:0.05; B:35 mm; Coefficient of friction µ max.:0.1; Tolerance shaft:h8; Permissible sliding velocity v max.:5 m/s; D:51 mm; Mass bushing:0.098 kg; Permissibl
N33 KOYO Single-row cylindrical roller bearings	P180°:4000 kN; Locating ring:2 x FRB 10/720; P120°:3600 kN; P150°:3100 kN; Appropriate attachment bolt, size G:42 mm; A:455 mm; N1:48 mm; Cap bolt, size:M 42x280; P55°:10000 kN; Q150°:3350 kN; Oil level, max.:128 mm; Bearing (basic designation):23188 K; Eye bolt, size:2 x M 42; A
N228 KOYO Single-row cylindrical roller bearings	Calculation factor f1:0.99; Mass bearing:0.1 kg; C2:1.8 mm; d1:46.5 mm; Preload class B GB:250 N; Calculation factor (single, tandem) Y0:0.38; Calculation factor f2C:1.07; Preload class C GC:505 N; Calculation factor (back-to-back, face-to-face) Y2:1.41; d2:44.8 mm; dn:48 mm; Attainable speed for gr
NU330R KOYO Single-row cylindrical roller bearings	d:55.000 mm; Oil Speed Rating n2:5000 rpm; Grease Speed Rating n1:3800 rpm; D:120.0000 mm; Fillet Radius ra:2.00 mm; Basic Dynamic Radial Load Rating C:119000 N; B:52.40 mm; Basic Static Radial Load Rating Co:122000 N; Sealed Speed Rating n3:3800 rpm; Accessories:One Shield;
NU2230R KOYO Single-row cylindrical roller bearings	T:57 mm; Cb min.:14 mm; D:320 mm; d:180 mm; Dimension series:4GB; Fatigue load limit Pu:80 kN; Calculation factor e:0.46; Basic dynamic load rating C:629 kN; Calculation factor Y0:0.7; db min.:199.5 mm; Da min.:278 mm; Basic static load rating C0:815 kN; Limiting speed:2000 r/min; Reference speed:15
N328 KOYO Single-row cylindrical roller bearings	Mass inner ring:0.0095 kg; B:17 mm; d:14 mm; F:17 mm; r, r1,2 min.:0.3 mm;
NU2328R KOYO Single-row cylindrical roller bearings	Fatigue load limit Pu:1.5 kN; Fw:16 mm; Basic dynamic load rating C:11 kN; Basic static load rating C0:12.5 kN; U:12 mm; Limiting speed:26000 r/min; Reference speed:22000 r/min; Mass needle roller and cage assembly:0.01 kg; Ew:22 mm;
NU223 KOYO Single-row cylindrical roller bearings	Stabilizing ring:SR-17-14; Mass pillow block:18 kg; Appropriate attachment bolt size G:0.75 in; Housing:SAF 517; H:180.975 mm; Taconite seal:TER 52; Da:150 mm; A1:88.9 mm; Cap bolt, SAE grade:5; A2:198.438 mm; Cap bolt:2 x 5/8-11 UNC; R1:53.975 mm; J min.:250.825 mm; N1:22.225 mm; Cap bolt recommend
NU2328 KOYO Single-row cylindrical roller bearings	d1:230 mm; Mass shaft washer:6.12 kg; B:24.5 mm; r1,2 min.:3 mm; d:110 mm;
NU103 KOYO Single-row cylindrical roller bearings	Basic Static Radial Load Rating Co:31000 N; Oil Speed Rating Open/Shielded n2:8500 rpm; Basic Dynamic Radial Load Rating C:55300 N; Accessories:Seal & Snap-Ring; Fillet Radius ra:1.50 mm; D:100.0000 mm; Grease Speed Rating Open/Shielded n1:7000 rpm; B:25.00 mm; d:35.000 mm; Sealed Speed Rating n3:49
NU228R KOYO Single-row cylindrical roller bearings	J min.:266.7 mm; H:190.5 mm; H1:95.25 mm; B:80.169 mm; Basic dynamic load rating C:325 kN; Limiting speed:2300 r/min; Attachment bolt diameter G:19.05 mm; J1:60.325 mm; S:0.794 mm; H2:57.15 mm; Mass bearing unit:16.6 kg; s:40.084 mm; J max.:298.45 mm; da:87.313 mm; A:114.3 mm; L:355.6 mm;
NU230R KOYO Single-row cylindrical roller bearings	B:80.00 mm; Oil Speed Rating n2:1400 rpm; d:260.000 mm; D:480.0000 mm; Basic Dynamic Radial Load Rating C:624000 N; Fillet Radius ra:4.00 mm; Basic Static Radial Load Rating Co:1020000 N; Fillet Radius rb:1.50 mm; Grease Speed Rating n1:1100 rpm;
N23 KOYO Single-row cylindrical roller bearings	B:52.00 mm; D:160.0000 mm; Fillet Radius rb:1.00 mm; d:105.000 mm; Grease Speed Rating n1:7400 rpm; Fillet Radius ra:2.00 mm; Oil Speed Rating n2:10000 rpm; Basic Static Radial Load Rating Co:180000 N; Basic Dynamic Radial Load Rating C:138000 N;
NU328R KOYO Single-row cylindrical roller bearings	M:57.5 mm; B:2.5 mm; d1:73 mm; f:8 mm; Mass lock washer:0.04 kg; d:60 mm; d2:86 mm;
NU233 KOYO Single-row cylindrical roller bearings	Fillet Radius ra:3.00 mm; B:144.00 mm; Grease Speed Rating n1:1400 rpm; d:170.000 mm; Oil Speed Rating n2:1700 rpm; Basic Static Radial Load Rating Co:1140000 N; Fillet Radius rb:1.00 mm; Basic Dynamic Radial Load Rating C:715000 N; D:360.0000 mm;

N221 KOYO Single-row cylindrical roller bearings Video

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KOYO N221 INTERCHANGE

Full Complement Cylindrical Roller Bearings Part series N221 is a potential replacement for these common bearing part numbers:

NSKN221
SKFN221
NTNN221
FAGN221
TIMKENN221
KOYON221
NACHIN221
DODGEN221

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