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NNU312 NSK CYLINDRICAL ROLLER BEARING

Name: NNU312 NSK CYLINDRICAL ROLLER BEARING
Brand: NSK
SKU: NNU312
Rating: 4.9 (5 reviews)

NSK NNU312 Bearing SPECIFICATIONS

NNU312 NSK CYLINDRICAL ROLLER BEARING Engineering Calculator , 0.3 mm ra (max) Crossed Roller Bearing Manufacturing Service . Get Your Free. China 6203 Bearing Supplier
Brand Name:NSK
Model Number:
NNU312
ra (max):0.3 mm
d:40 mm
Static Load Rating:4,900 N
Limiting Speed - Oil:14,000 rpm
Snap Ring Outside Diameter:54.8 mm
Da (max):50 mm
Enclosure:Single Shield with S
Configuration:Single Row

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China 6203 Bearing Supplier2020-07-10 09:46:19
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Information techniques NNU312 NSK CYLINDRICAL ROLLER BEARING

ra (max):0.3 mm
d:40 mm
Static Load Rating:4,900 N
Limiting Speed - Oil:14,000 rpm
Snap Ring Outside Diameter:54.8 mm
Da (max):50 mm
Enclosure:Single Shield with S
Configuration:Single Row
da (min):42 mm
Cy (max):1.8 mm
D:52 mm
Snap Ring Width:0.9 mm
b (min):1 mm
Weight:0.034 kg
Dynamic Load Rating:5,950 N
a (max):1.3 mm
Radial Clearance:0.015 to 0.033 mm
Limiting Speed - Grease:12,000 rpm
B:7 mm
Fillet Radius/Chamfer:0.3 mm

NSK NNU312 NNU312 NSK CYLINDRICAL ROLLER BEARING Characteristics

No.	Brand	N	A	F	G	d	J	H	E
NNU4952K	NSK	-	-	-	-	55 mm	-	-	-
NNU4984	NSK	-	-	-	-	5.5000 in	-	-	-
NN3034K	NSK	-	-	-	-	90 mm	-	-	-
NN3188	NSK	-	-	-	-	-	-	-	-
NNU3026K	NSK	-	-	-	-	1.3125 in	-	-	-
NNU318	NSK	-	-	-	-	-	-	-	-
NN4932K	NSK	-	-	-	-	130 mm	-	-	-
NN30/500K	NSK	-	-	-	-	35.001 mm	-	-	-
NN308	NSK	-	-	-	-	12.5000 in	-	-	-
NN4836	NSK	-	-	-	-	-	-	-	-
NNU4932	NSK	-	-	-	-	70 mm	-	-	-
NN3932K	NSK	-	-	-	-	-	-	-	-
NN3048K	NSK	-	-	-	-	32 mm	-	-	-
NN3030K	NSK	-	-	-	-	670 mm	-	-	-
NNU4084	NSK	-	-	-	-	45.000 mm	-	-	-
NNU49/530K	NSK	-	-	-	-	-	-	-	-
NNU3048	NSK	-	-	-	-	-	-	-	-
NN3196	NSK	-	-	-	-	-	-	-	-
NN4048	NSK	-	-	-	-	-	-	-	-
NN3068K	NSK	-	-	-	-	-	-	-	-
NNU4924K	NSK	-	-	-	-	-	-	-	-
NN3021	NSK	-	9.469 in	0.178 in	0.787 in	8.661 in	-	-	-
NN4956	NSK	-	-	-	-	80 mm	-	-	-
NN4832	NSK	-	-	-	0.485 in	-	-	0.198 in	4.901 in
NN4964K	NSK	-	-	-	-	-	-	-	-
NN3152K	NSK	-	-	-	-	-	-	-	-
NN404	NSK	-	-	-	-	-	-	-	-
NN4924	NSK	-	-	-	-	-	-	-	-
NN4076	NSK	-	-	-	-	530 mm	-	-	-
NN3032	NSK	26 mm	235.00 mm	-	-	-	470 mm	344 mm	-

NN4922 NSK CYLINDRICAL ROLLER BEARING	Dimension A:6.2 in; Dimension X:0.9 in; Dimension V:4.5 in; Maximum Speed:3310 rpm; Bearing Type:Split Cylindrical Re; Bearing Number:LSM75BR; Dimension W:1.2 in; Dimension S:1.6 in; Dimension B:6.0 in; Cr - Dynamic Load Rating:31024 lbf; Dimension R:1.3 in; Tensioning Unit Type:Tension Type; Cor - Static Load Rating:36194 lbf; Note:This product line wa; Bearing UPC:013992030627; Support Type:Take-Up;
NNU49/53 NSK CYLINDRICAL ROLLER BEARING	D:5.1181 in; Design Units:Imperial; e - ISO Factor2:0.36; Da - Cup Frontface Backing Diameter:4.87 in; Cg - Geometry Factor:0.0814; Y - ISO Factor3:1.66; Series:635; C - Cup Width:1.2500 in; Db - Cup Backface Backing Diameter:4.61 in; r - Cup Backface To Clear Radius1:0.12 in; Cup Part Number:633X;
NN3968K NSK CYLINDRICAL ROLLER BEARING	Dimension A:6.2 in; Shaft Size:60 mm; Bearing - Housing - Seal UPC:013992043825; Dimension N:10.5 in; Dimension P:0.9 in; Seal Type:Aluminium Triple Lab; Tensioning Unit Type:Tension Type; Dimension W:1.2 in; Support Type:Take-Up; Bearing Number:MSM60BR; Dimension T:12.0 in; Bearing Type:Split Cylindrical Re; Dimension H:1.6 in; Series Type:Medium Series; Dimension R:4.5 in; Cr - Dynamic Load Rating:37768 lbf;
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;
NN3036 NSK CYLINDRICAL ROLLER BEARING	r - Cup Backface To Clear Radius1:2.54 mm; e - ISO Factor3:0.35; Cg - Geometry Factor:0.0706; C - Cup Width:32.000 mm; Series:H307700; Y - ISO Factor4:1.73; Cup Part Number:JH307710; D:110.000 mm; Design Units:METRIC; K - Factor2:1.69; Da - Cup Frontface Backing Diameter:103.90 mm; G1 - Heat Generation Factor (Roller-Raceway):72; Db - Cup Backface Backing Diameter:97.03 mm; G2 - Heat Generation Factor (Rib-Roller End):16.9;
NN3034 NSK CYLINDRICAL ROLLER BEARING	Radial Clearance:0.018 to 0.036 mm; Limiting Speed - Grease:9,200 rpm; Dynamic Load Rating:20,900 N; Enclosure:Double Seal; Configuration:Single Row; Bore Type:Cylindrical Bore; B:16 mm; da (min):50 mm; Da (max):70 mm; Weight:0.246 kg; ra (max):1 mm; d:45 mm; Static Load Rating:15,200 N; D:75 mm; Factor fo:15.3;
NNU3048K NSK CYLINDRICAL ROLLER BEARING	r1:0.5 mm; Cy (max):8.4 mm; a (max):5.7 mm; B:39 mm; Enclosure:Open; d:80 mm; D:170 mm; Radial Clearance:0.025 to 0.051 mm; Dynamic Load Rating:123,000 N; Limiting Speed - Grease:4,000 rpm; Bore Type:Cylindrical Bore; Groove Width:3.5 mm; Da (max):158 mm; da (min):92 mm; Weight:3.590 kg; Dx (min):185 mm; ra (max):2 mm; Limiting Speed - Oil:4,800 rpm; Groove Diameter:163.7 mm; Static Load Rating:86,500 N;
NNU49/6 NSK CYLINDRICAL ROLLER BEARING	C - Cup Width:39.688 mm; Cup Part Number:291750; da - Cone Frontface Backing Diameter:334.01 mm; Series:290000; Cage Type:Stamped Steel; Db - Cup Backface Backing Diameter:416.05 mm; B - Cone Width:61.913 mm; B:63.5 mm; Ab - Cage-Cone Frontface Clearance:8.6 mm; d:317.500 mm; a - Effective Center Location3:7.6 mm; C1 - Dynamic Radial Rating (1 million revolutions)5:199000 lbf; Cg - Geometry Factor:0.156;
NN3028K NSK CYLINDRICAL ROLLER BEARING	Housing:SNT 528; End Cover2:EC528; Jmin:413 mm; J:420 mm; C0 Static Load Rating:1060; C1 Dynamic Load Rating:863; Material :Cast Iron; Bearing:22228K; N:35 mm; Max Grease Speed:2200; Housing Mass:39 Kg; L:500 mm; N1:42.00 mm; Adapter Sleeve1:HA3128; A2:223 mm; Seal Type:Labyrinth; H:302 mm; Seal:LO528/ 4-15/16; Max Oil Speed:2600; A1:150 mm;
NN4938 NSK CYLINDRICAL ROLLER BEARING	Dynamic Load Rating:16,000 N; ra (max):1 mm; Limiting Speed - Grease:12,000 rpm; Weight:0.156 kg; Bore Type:Cylindrical Bore; Factor fo:14.8; Da (max):57 mm; Fillet Radius/Chamfer:1 mm; Radial Clearance:0.015 to 0.033 mm; B:14 mm; Static Load Rating:10,300 N; D:62 mm; da (min):40 mm; Configuration:Single Row; d:35 mm; Enclosure:Double Shield;
NN3026K NSK CYLINDRICAL ROLLER BEARING	B:375 mm; Da (max):1236 mm; da (min):844 mm; Axial Load Factor Y0:2.26; D:1280 mm; Retainer Material:Machined Brass; Static Load Rating:31,000,000 N; Constant e:0.29; Center Guidance:Fixed Inner Ring Rib; Nr. of Holes:8; Roller Profile:Symmetric; Axial Load Factor Y2:3.45; Weight:1910.000 kg; Limiting Speed - Grease:240 rpm; Bore Type:Cylindrical Bore; Fillet Radius/Chamfer:9.5 mm; Enclosure:Open;
NNU304 NSK CYLINDRICAL ROLLER BEARING	C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5:10900 lbf; D:3.9370 in; Cone Part Number:387-S; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4:42200 lbf; C - Double Cup Width:1.6875 in; G1 - Heat Generation Factor (Roller-Raceway)11:42; db - Cone Backface Backing Diameter:2.52 in; Cup Part Number:384DC; Aa - Cage-Cone Backface Clearance:0.03 in; G2 - Heat Generation Factor (Rib-Roller End):15.7;

NNU312 NSK CYLINDRICAL ROLLER BEARING Video

NSK NNU312 INTERCHANGE

Crossed Roller Bearing Part series NNU312 is a potential replacement for these common bearing part numbers:

NSKNNU312
SKFNNU312
NTNNNU312
FAGNNU312
TIMKENNNU312
KOYONNU312
NACHINNU312
DODGENNU312

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China 6203 Bearing Supplier: Address1810 Qinona Dvenue, Mchiller Park, lL 80560, U.S.A.; Phone(Working Time)+1-847-671-6262; Fax

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