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NN4921 NSK CYLINDRICAL ROLLER BEARING

Name: NN4921 NSK CYLINDRICAL ROLLER BEARING
Brand: NSK
SKU: NN4921
Rating: 4.9 (5 reviews)

NSK NN4921 Bearing SPECIFICATIONS

NN4921 NSK CYLINDRICAL ROLLER BEARING Manufacturers , Online Wholesale China 6203 Bearing Supplier Suppliers‎ ! 4.6 mm Aa - Cage-Cone Backface Clearance 52.388 mm C - Cup Width
Brand Name:NSK
Model Number:
NN4921
Aa - Cage-Cone Backface Clearance:4.6 mm
r - Cup Backface To Clear Radius2:6.35 mm
C - Cup Width:52.388 mm
Y - ISO Factor9:1.37
C0 - Static Radial Rating:353000 lbf
B - Cone Width:69.850 mm
d:209.550 mm
da - Cone Frontface Backing Diameter:228.09 mm

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Information techniques NN4921 NSK CYLINDRICAL ROLLER BEARING

Aa - Cage-Cone Backface Clearance:4.6 mm
r - Cup Backface To Clear Radius2:6.35 mm
C - Cup Width:52.388 mm
Y - ISO Factor9:1.37
C0 - Static Radial Rating:353000 lbf
B - Cone Width:69.850 mm
d:209.550 mm
da - Cone Frontface Backing Diameter:228.09 mm
Series:HM743300
Cone Part Number:HM743345
Db - Cup Backface Backing Diameter:303.02 mm
db - Cone Backface Backing Diameter:238 mm
C1 - Dynamic Radial Rating (1 million revolutions)5:206000 lbf
e - ISO Factor8:0.44
Cup Part Number:HM743310
G2 - Heat Generation Factor (Rib-Roller End):140.1
D:333.375 mm
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:40200 lbf
a - Effective Center Location3:0.8 mm
B:69.850 mm

NSK NN4921 NN4921 NSK CYLINDRICAL ROLLER BEARING Characteristics

No.	Brand	N	A	F	G	d	J	H	E
NNU4926	NSK	-	-	-	-	190 mm	-	-	-
NN304	NSK	-	-	-	-	23.9920 in	-	-	-
NN398	NSK	-	-	-	-	-	-	-	-
NNU303	NSK	-	-	-	-	110 mm	-	-	-
NNU493	NSK	-	-	-	-	-	-	-	-
NN40/56	NSK	-	-	-	-	-	-	-	-
NN4924	NSK	-	-	-	-	-	-	-	-
NN4848	NSK	-	-	-	-	105 mm	-	-	-
NN3932K	NSK	-	-	-	-	-	-	-	-
NNU4956K	NSK	-	-	-	-	30 mm	-	-	-
NNU4944K	NSK	-	-	-	-	10 mm	-	-	-
NNU3026K	NSK	-	-	-	-	1.3125 in	-	-	-
NN3934	NSK	-	-	-	-	114.976 mm	-	-	-
NN4976K	NSK	-	-	-	-	60 mm	-	-	-
NNU316	NSK	-	-	-	-	150 mm	-	-	-
NN3196	NSK	-	-	-	-	-	-	-	-
NN3022K	NSK	-	-	-	-	150 mm	-	-	-
NNU3164	NSK	-	-	-	-	75 mm	-	-	-
NN3932	NSK	-	-	-	-	40 mm	-	-	-
NNU3184	NSK	-	-	-	-	-	-	-	-

NNU3126 NSK CYLINDRICAL ROLLER BEARING	Cr - Dynamic Load Rating:805266 lbf; Dimension J2:27.2 in; Dimension H:20.000 in; Bearing Number:HSM420BR; Dimension H1:3.5 in; Pillow/Plummer Block Style:Split Cylindrical Ho; Shipping Weight:4086 lb; Ca - Axial Load Rating:62002 lbf; Housing Width:17.3 in; Cor - Static Load Rating:1433607 lbf; Seal Type:High Temperature Pac; Bearing - Housing - Seal:HSM420BRHHTPS; Dimension M:14.2 in; Series Type:Heavy Series;
NNU4930K NSK CYLINDRICAL ROLLER BEARING	Locating Rings (width x OD):SR140X12.5; N:22 mm; Cage Type:EJ; Adapter Sleeve1:H316; A1:90 mm; C1 Dynamic Load Rating:254; H:177 mm; N1:28 mm; Housing Mass:9.70 Kg; A:120.00 mm; C0 Static Load Rating:278; Jmin:252 mm; Lockwasher:MB16; J:260.00 mm; L:315.00 mm; Bearing:22216K; Bolt Qty:2; G:M20; Max Oil Speed:4300; Max Grease Speed:3500;
NNU3026K NSK CYLINDRICAL ROLLER BEARING	C90 - Dynamic Radial Rating (90 million revolutions)5:5360 lbf; Cone Part Number:43131; d:1.3125 in; Ab - Cage-Cone Frontface Clearance:0.13 in; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:6130 lbf; a - Effective Center Location4:-0.08 in; da - Cone Frontface Backing Diameter:1.65 in; C1 - Dynamic Radial Rating (1 million revolutions)6:20700 lbf; K - Factor8:0.87; Aa - Cage-Cone Backface Clearance:0.1 in;
NNU4968 NSK CYLINDRICAL ROLLER BEARING	r - Cup Backface To Clear Radius2:0.00 mm; Cone Part Number:14139X; da - Cone Frontface Backing Diameter:40.89 mm; Series:14000; Cg - Geometry Factor:0.0668; Cup Part Number:14273; d:35.001 mm; Cage Type:Stamped Steel; Bearing Weight:0.30 Kg; e - ISO Factor8:0.38; C1 - Dynamic Radial Rating (1 million revolutions)5:12300 lbf; B - Cone Width:19.583 mm; D:69.012 mm; C0 - Static Radial Rating:13900 lbf;
NN4934 NSK CYLINDRICAL ROLLER BEARING	Grease Lubrication - M/N Seal:600 rpm; Eng Internal Radial Clearance - Min:0.0043; Pre Install Clearance Min:0.0043 in; Dimension C:8.07 in; Y2 - Geometry Factor:3.10; Bearing Number:23230; Oil Lubrication - B/C/O Seal:350 rpm; Full Timken Part Number:QMMC30J140SB; Grease Lubrication - T Seal:800 rpm; Oil Lubrication - M/N Seal:650 rpm; Eng Internal Radial Clearance - Max:0.0067; C0 - Static Load:372000 lb;
NNU48/71 NSK CYLINDRICAL ROLLER BEARING	Series Type:Light Series; Support Type:Two-Bolt Plummer Blo; Dimension M :4-11/32 in; Housing Width:5.3 in; Maximum Speed:2790 rpm; Cor - Static Load Rating:52033 lbf; Dimension L :15-23/64 in; Pillow/Plummer Block Style:Split Cylindrical Ho; Dimension H2:9.6 in; Bearing Number:LSE307BX; Dimension H :4-1/2 in; Dimension J1 :13-13/64 in; Bearing Type:Split Cylindrical Ex; Bolt Size:2 x 7/8;
NNU49/530K NSK CYLINDRICAL ROLLER BEARING	Dimension J (Bolt Size):1.000 in; Dimension S:4.590 in; Dimension H:2.00 in; Grease Lubrication - B/C/O Seal:900 rpm; Y2 - Geometry Factor:4.24; C - Dynamic Load (Basic):97700 lb; Weight:59.0 lb; Pre Install Clearance Max:0.0047 in; Dimension M:2.96 in; Dimension B:8.26 in; Pre Install Clearance Min:0.0030 in; Eng Internal Radial Clearance - Min:0.0030; Dimension D Max:12.60 in; e - Geometry Factor:0.24;
NN302 NSK CYLINDRICAL ROLLER BEARING	da - Inner Ring Backing Diameter:191.500 mm; Design Units:METRIC; F - Float:7.400 mm; Da - Outer Ring Backing Diameter:240.500 mm; DUR - Diameter Under Roller:193.400 mm; D:260 mm; Tapered Bore:N; C - Dynamic Radial Rating1:1110000 N; R - Inner Ring To Clear Radius2:1.900 mm; C0 - Static Radial Rating:1980000 N; B - Outer Ring Width:90 mm; C - Inner Ring Width:90 mm; Bearing Weight:17.8 Kg; r - Outer Ring To Clear Radius3:1.900 mm;
NN3084K NSK CYLINDRICAL ROLLER BEARING	Appropriate Hydraulic Nut:HMV44; d1:8.0000 in; Locknut:HM 3044; Weight:10.3 Kg; C:30 mm; C1:41.00 mm; L1:126.00 mm; Lockwasher and Lockplates:MS 3044; G:Tr220x4; D3:260 mm;
NN3952K NSK CYLINDRICAL ROLLER BEARING	Cone Part Number:A6067; d:0.6690 in; R - Cone Backface To Clear Radius3:0.03 in; C90 - Dynamic Radial Rating (90 million revolutions)5:782 lbf; Aa - Cage-Cone Backface Clearance:0.01 in; G1 - Heat Generation Factor (Roller-Raceway):2.9; Cage Type:Stamped Steel; B - Cone Width:0.4391 in; a - Effective Center Location4:-0.06 in; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:5250 lbf; Design Units:Imperial;
NN3156K NSK CYLINDRICAL ROLLER BEARING	B:49.213 mm; Bearing Weight:9.9 Kg; Da - Cup Frontface Backing Diameter:306.58 mm; Cage Type:Stamped Steel; Ab - Cage-Cone Frontface Clearance:4.1 mm; d:234.95 mm; B - Cone Width:49.213 mm; C - Cup Width:36.513 mm; Cg - Geometry Factor:0.137; Series:LM545800; Cone Part Number:LM545849A; C1 - Dynamic Radial Rating (1 million revolutions)5:117000 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:20600 lbf;
NN3940K NSK CYLINDRICAL ROLLER BEARING	Cage Type:Stamped Steel; G2 - Heat Generation Factor (Rib-Roller End):43.3; Series:29600; a - Effective Center Location4:0.04 in; db - Cone Backface Backing Diameter:3.43 in; Aa - Cage-Cone Backface Clearance:0.08 in; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:43300 lbf; Ab - Cage-Cone Frontface Clearance:0.08 in; G1 - Heat Generation Factor (Roller-Raceway):77.7; Design Units:Imperial;

NN4921 NSK CYLINDRICAL ROLLER BEARING Video

NSK NN4921 INTERCHANGE

Crossed Roller Bearing Part series NN4921 is a potential replacement for these common bearing part numbers:

NSKNN4921
SKFNN4921
NTNNN4921
FAGNN4921
TIMKENNN4921
KOYONN4921
NACHINN4921
DODGENN4921

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