46780/46720D Double Row-TDO Tapered Roller Bearing

Model: 46780/46720D
Place of Origin: Zhejiang,China (Mainland)
Brand Name: RNB OR NATURAL
Number of Row: Double row
Type: Roller bearing
Material of race: GCr15SiMn-GB/T18254
Material of roller: GCr15SiMn-GB/T18254
Precision: Class 2

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Product Description

Payment & Shipping Terms Supply Capacity
Payment Terms:L/C, T/T, WUProduction Capacity:100000 Piece/Pieces...
Min. Order:1 Piece/PiecesPacking:RNB OR Industrial...
Means of Transport:Ocean, AirDelivery Date:35 days

Double row tapered roller bearings  46780/46720D

Demension: 158.75*225.425*85.725 mm,    Weight: 11kg.

TDO (Two-Row Double-Outer Race)

The configuration of the TDO provides a wideeffectivebearingspread, making it ideal for applications in whichoverturningmomentsare a significant load component. TDO bearings can beused infixed positions or allowed to float in the housing bore.

Size range:

ID 25.400 mm to 1200.150 mm(1.0000 in.to 47.2500 in.)
OD 30.480 mm to 2460.000 mm (1.2000 in.to 96.8504 in.)

Design Attributes

Double cup and two single cones, with or without a spacer.
When spacers are used, bearing is furnished as a preset, matched assembly.
Cup features groove and lubrication holes in the OD.
Spacers available with or without lubricant grooves and holes.

Applications
Heavy-duty gear drives
Various industrial configurations

Double row tapered roller bearings



BoundaryDimensionsBasicload ratingsDesignationsMassLimitingSpeeds
mmKNr/min
dDTCrminr1minCrCorCurrentkgGreaseOil
15021086702.514198873529308.59001300
2501381122.518581620352130268501100
2701641304112502250352230388001000
2701721384112502250352230X2388001000
16024011590316411400352032X214.98501100
270150120311050203035213232.58001000
290178144411400273035223249700900
17026012095316721460352034X2218001000
180280134108319521880352036X229670850
28014211031952188035203628.58001000
300164134311290254035213644670850
32019215251.11750335035223662.5600750
190289.51004033750150037203827700900
320170130311440280035213851670850
20028011692317581423352940X2YA14.8700900
28010580316502660352940X218.5700900
3101521202.51.111802720352040X241670850
340184150311680334035214064670850
36021817451.12310425035224090.5600750
2203001108831.26601710352944X221.2670850
3401651304113602790352044X247.7600750
37019515041.11740345035214476.3600750
2303551451106310602040350646D143.6600750
2403201169231820191035294822.3600750
3201109031.5820`1910352948X223600750
3601651304113703180352048X252.8530670
360165128411370318035204855.6530670
260360134523.52.511502300372952K43.5530670
3601341083112632430352952X236.8530670
40015011061.51240233060.3530670
40018614651.117803830352052X276.8500630
40019014651.11780383035205279.5500630
43018013010321002800350652D187.9500630
4301801307.51.52237301635065293.4500630
44022518041.124805050352151124450560
28038013410831.110802810352956X241.2480600
420133106421270193635105658.1450560
42018614651.118604000352056X281.5450560
30042016012841.114703530352960X264450560
46021016541.522004940352060X2118430530
50020515251.522004500351160144400500
32044016012841.514103830352964X267430530
480210845423406130372064X2133400500
48021016051.118304390352064X2122400500
3404601601284115754050352968X271400500
52018013551.519044070351068119380480
58024217051.528705970351168214340430
3505902001409.51.528005500350670212320400



Category: Double row Tapered roller bearing

Related Category: Single row tapered roller bearing  Four row tapered roller bearing