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NNU31/56 NSK CYLINDRICAL ROLLER BEARING

Name: NNU31/56 NSK CYLINDRICAL ROLLER BEARING
Brand: NSK
SKU: NNU31/56
Rating: 4.9 (5 reviews)

NSK NNU31/56 Bearing SPECIFICATIONS

Enjoy China 6203 Bearing Supplier High 2000 rpm Grease Lubrication - T Seal Margins on Competitive Crossed Roller Bearing Pricing.Great Wholesale Products 22217 Bearing Number 1400 rpm Grease Lubrication - M/N Seal at Low Costs.
Brand Name:NSK
Model Number:
NNU31/56
Grease Lubrication - T Seal:2000 rpm
Bearing Number:22217
Grease Lubrication - M/N Seal:1400 rpm
Y1 - Geometry Factor:3.07
Float:0.083 in
C0 - Static Load:71900 lb
Dimension SVV:4.18 in
Engineering Group:Mounted Bearing

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Information techniques NNU31/56 NSK CYLINDRICAL ROLLER BEARING

Grease Lubrication - T Seal:2000 rpm
Bearing Number:22217
Grease Lubrication - M/N Seal:1400 rpm
Y1 - Geometry Factor:3.07
Float:0.083 in
C0 - Static Load:71900 lb
Dimension SVV:4.18 in
Engineering Group:Mounted Bearing
Dimension G:2.950 in
Pre Install Clearance Max:0.0047 in
Dimension F:6.750 in
Housing Style:Cartridge
Dimension RVV:0.59 in
Weight:26 lb
Eng Internal Radial Clearance - Max:0.0047
Dimension B:1.083 in
Dimension D:0.281 in
Oil Lubrication - M/N Seal:1400 rpm
Dimension C:4.19 in
Grease Lubrication - B/C/O Seal:1100 rpm

NSK NNU31/56 NNU31/56 NSK CYLINDRICAL ROLLER BEARING Characteristics

No.	Brand	N	A	F	G	d	J	H	E
NNU4964K	NSK	-	-	-	-	-	-	-	-
NN4928	NSK	-	-	-	-	-	-	-	-
NN3924	NSK	-	-	-	-	-	-	-	-
NNU49/6	NSK	-	-	-	-	317.500 mm	-	-	-
NN3076K	NSK	-	-	-	-	-	-	-	-
NN3948	NSK	-	-	-	-	-	-	-	-
NN3152K	NSK	-	-	-	-	-	-	-	-
NN3922K	NSK	-	-	-	-	-	-	-	-
NN3092	NSK	-	-	-	-	-	-	-	-
NNU3021	NSK	-	-	-	-	-	-	-	-
NNU49/53	NSK	-	-	-	-	-	-	-	-
NN4952	NSK	-	-	-	-	100 mm	-	-	-
NN4048K	NSK	-	7.875 in	4.50 in	-	-	-	15.6875 in	23.0000 in
NN4922K	NSK	-	-	-	-	-	-	-	-
NN4032K	NSK	-	-	-	-	-	-	-	-
NN496	NSK	-	-	-	-	-	-	-	-
NN3936K	NSK	-	-	-	-	2.6250 in	-	-	-
NN494	NSK	-	-	-	-	25 mm	-	-	-
NN4944K	NSK	-	-	-	-	-	-	-	-
NNU4064	NSK	-	-	-	-	45 mm	-	-	-
NNU3084K	NSK	-	-	-	-	-	-	-	-
NNU4921K	NSK	-	-	-	-	26.157 mm	-	-	-
NN3956K	NSK	-	-	-	-	75 mm	-	-	-
NNU304	NSK	-	-	-	-	2.2500 in	-	-	-
NN4968K	NSK	-	-	-	-	-	-	-	-
NN4944	NSK	-	-	-	-	3.1875 in	-	-	-
NNU496	NSK	-	-	-	-	1.3125 in	-	-	-
NNU4968	NSK	-	-	-	-	35.001 mm	-	-	-

NNU49/5 NSK CYLINDRICAL ROLLER BEARING	T - Bearing Width across Cones:2.4376 in; Cup Part Number:432D; K - Factor7:2.05; D:3.7500 in; Ab - Cage-Cone Frontface Clearance:0.05 in; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:3600 lbf; Da - Cup Frontface Backing Diameter:3.46 in; B - Cone Width:1.1772 in; R - Cone Backface To Clear Radius1:0.14 in; Y1 - ISO Factor9:2.37; Cage Type:Stamped Steel; Aa - Cage-Cone Backface Clearance:0.04 in;
NN303 NSK CYLINDRICAL ROLLER BEARING	D:920 mm; Axial Load Factor Y2:2.65; Limiting Speed - Grease:390 rpm; Enclosure:Open; d:500 mm; Bore Type:Cylindrical Bore; Roller Profile:Symmetric; Retainer Material:Machined Brass; Dynamic Load Rating:13,200,000 N; Fillet Radius/Chamfer:7.5 mm; Constant e:0.38; Nr. of Holes:8; ra (max):6 mm; Axial Load Factor Y1:1.78; Weight:1000.000 kg; Limiting Speed - Oil:510 rpm; da (min):536 mm; Center Guidance:Fixed Inner Ring Rib;
NN3044 NSK CYLINDRICAL ROLLER BEARING	Fillet Radius/Chamfer:5 mm; Radial Clearance:0.125 to 0.195 mm; Da (max):478 mm; db (min):302 mm; db (max):336 mm; Configuration:Single Row; ra (max):4 mm; Db (min):478 mm; Limiting Speed - Grease:1,200 rpm; dc (min):343 mm; Static Load Rating:1,680,000 N; ra1 (max):4 mm; Bore Type:Cylindrical Bore; D:500 mm; d:280 mm; Weight:70.000 kg; da (min):302 mm; Dynamic Load Rating:1,140,000 N; B:80 mm; Enclosure:Open;
NNU4938 NSK CYLINDRICAL ROLLER BEARING	Maximum Speed:4630 rpm; Dimension S:1.1 in; Bearing Type:Split Cylindrical Re; Bearing UPC:013992025500; Dimension P:0.6 in; Dimension Y:0.5 in; Dimension B:4.5 in; Bearing Number:LSE111BR; Seal Type:Viton Single Lip; Bearing - Housing - Seal:LSE111BRHRSS; Ca - Axial Load Rating:809.30 lbf; Cor - Static Load Rating:19558 lbf; Series Type:Light Series; Support Type:Take-Up; Bearing - Housing - Seal UPC:013992091123;
NNU4960K NSK CYLINDRICAL ROLLER BEARING	db - Cone Backface Backing Diameter:232.92 mm; G1 - Heat Generation Factor (Roller-Raceway):912; C - Cup Width:46.038 mm; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:38200 lbf; r - Cup Backface To Clear Radius2:3.30 mm; d:209.550 mm; B - Cone Width:63.5 mm; Y - ISO Factor9:1.15; Design Units:Imperial; Da - Cup Frontface Backing Diameter:300.00 mm; C90 - Dynamic Radial Rating (90 million revolutions)4:42600 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;
NNU4932K NSK CYLINDRICAL ROLLER BEARING	Dimension H :7-7/8 in; Pillow/Plummer Block Style:Split Cylindrical Ho; Shaft Size:7 in; Dimension H2:16.75 in; Dimension K :4-1/2 in; Series Type:Light Series; Support Type:Four-Bolt Plummer Bl; Dimension J1 :24-3/8 in; Dimension M :7-1/2 in; Bearing Number:LSE700BX; Bolt Size:4 x 1-1/4; Dimension J2 :21-5/8 in; Bearing Type:Split Cylindrical Ex; Dimension L :28 in; Seal Type:High Temperature Pac;
NN3928 NSK CYLINDRICAL ROLLER BEARING	D:320 mm; ra (max):3 mm; Da (max):302 mm; Radial Clearance:0.120 to 0.170 mm; dd (min):233 mm; ra1 (max):3 mm; Inside Ring Outside Diameter:218 mm; Configuration:Single Row; Bore Type:Cylindrical Bore; db (max):214 mm; Dynamic Load Rating:495,000 N; d:180 mm; r1:4 mm; dc (min):221 mm; Limiting Speed - Grease:1,900 rpm; Enclosure:Open; db (min):198 mm; Static Load Rating:675,000 N; Fillet Radius/Chamfer:4 mm;
NN4052 NSK CYLINDRICAL ROLLER BEARING	UPC Code:087796080904; Da - Outer Ring Backing Diameter:228.000 mm; da - Inner Ring Backing Diameter:167.000 mm; Bearing Weight:14.2 Kg; B - Outer Ring Width:68.000 mm; Design Unit:METRIC; e - ISO Factor3:0.25; Y2 - ISO Factor6:2.61; R - Inner Ring To Clear Radius1:2.500 mm; r - Outer Ring To Clear Radius2:2.500 mm; Reference Thermal Speed Rating (Grease):2200; Y1 - ISO Factor5:3.98; Cg - Geometry Factor8:0.0856;
NN30/500K NSK CYLINDRICAL ROLLER BEARING	G2 - Heat Generation Factor (Rib-Roller End):13.3; da - Cone Frontface Backing Diameter:40.89 mm; a - Effective Center Location3:-4.3 mm; Cage Type:Stamped Steel; Db - Cup Backface Backing Diameter:58.93 mm; Aa - Cage-Cone Backface Clearance:0.5 mm; Cup Part Number:14274; C0 - Static Radial Rating:13900 lbf; C90 - Dynamic Radial Rating (90 million revolutions)4:3180 lbf; K - Factor7:1.53; Series:14000;
NN3088 NSK CYLINDRICAL ROLLER BEARING	db (min):78.5 mm; Outside Ring Inside Diameter:110.5 mm; r1:1.5 mm; d:70 mm; dc (min):86 mm; db (max):82 mm; da (min):78.5 mm; Da (max):116.5 mm; D:125 mm; ra1 (max):1.5 mm; B:24 mm; Limiting Speed - Oil:6,300 rpm; Radial Clearance:0.040 to 0.075 mm; Db (max):114 mm; Bore Type:Cylindrical Bore; Fillet Radius/Chamfer:1.5 mm; Enclosure:Open; Dynamic Load Rating:83,500 N; Configuration:Single Row; ra (max):1.5 mm;
NNU3034 NSK CYLINDRICAL ROLLER BEARING	Design Units:Imperial; K - Factor7:1.17; C - Cup Width:34.925 mm; Y - ISO Factor9:1.2; Aa - Cage-Cone Backface Clearance:6.3 mm; e - ISO Factor8:0.5; R - Cone Backface To Clear Radius1:12.700 mm; d:330.200 mm; r - Cup Backface To Clear Radius2:3.30 mm; Cone Part Number:L860048; C90 - Dynamic Radial Rating (90 million revolutions)4:28300 lbf; C0 - Static Radial Rating:266000 lbf; Ab - Cage-Cone Frontface Clearance:1.3 mm;

NNU31/56 NSK CYLINDRICAL ROLLER BEARING Video

NSK NNU31/56 INTERCHANGE

Crossed Roller Bearing Part series NNU31/56 is a potential replacement for these common bearing part numbers:

NSKNNU31/56
SKFNNU31/56
NTNNNU31/56
FAGNNU31/56
TIMKENNNU31/56
KOYONNU31/56
NACHINNU31/56
DODGENNU31/56

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