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NNU4921,NNU4921K Double Rows Cylindrical Roller Bearings 105X145X40mm
NNU4921,NNU4921K Double-rows cylindrical roller bearings 105X145X40mm.
| ITEM Number |
NNU4921,NNU4921K |
Bore |
Cylindrical,tape K |
| Series |
Cylindrical roller bearing,double rows |
Structures |
NNU |
| Branded |
WKKZ,OEM acceptable |
Place of origin |
CHINA |
| Size |
Inner /mm |
Outer /mm |
WIDTH/mm |
| 105X145X40 |
105.00 |
145.00 |
40.00 |
| R/1.2min |
R/3.4min |
Cr |
Cor |
| 1.1 |
1.1 |
130 |
260 |
NNU cylindrical roller bearings have ribs on both sides of the outer ring, middle ribs in the middle, no ribs on the inner ring.
NNU,NNU..K structures of double-row cylindrical roller bearings applications:
Machine spindle /Oil well/mining/ gearbox /reducer /Large and medium-sized electric motors/rolling mills
Packagings & Shipping informations
1.Cartons+wooden case/Pallets
2.Term of delivery: CIF,CNF,FOB
3.Shipping: by sea or by air or Express (DHL,TNT,FedEx)
| Bearings Size |
inner diamter 60-1200 mm |
| Bearings rows |
Single row,Double rows,Four rows cylindrical roller bearings |
| Single row structure |
N,NU,NJ,NF,NUP |
| Double-rows structure |
NN,NN-K ,NNU-K,NNCF,NNCL,NNCS |
| Four-rows structure |
FC,FCD,FCDP |
NN,NN..K,NNU,NNU..K,NNU..K30 series double rows Cylindrical roller bearings in WKKZ BEARING catalogue
| Bearing NO. |
Boundary dimensions(mm) |
Weight(kg) |
| Cylindrical Hole |
Tapered Hole |
d |
D |
B/C |
Refer |
NN3920 |
NN3920K |
100 |
140 |
30 |
1.32 |
NNU4920 |
NNU4920K |
100 |
140 |
40 |
1.9 |
NN4920 |
NN4920K |
100 |
140 |
40 |
1.76 |
NNUB4920-70 |
– |
100 |
140 |
70/40 |
2.5 |
NNUB4920-80 |
– |
100 |
140 |
80/40 |
2.65 |
NN3020 |
NN3020K |
100 |
150 |
37 |
2.2 |
NN3120 |
– |
100 |
165 |
52 |
4.38 |
NNU3120 |
– |
100 |
165 |
52 |
4.39 |
NNU4120 |
NNU4120K30 |
100 |
165 |
65 |
5.5 |
NNU4921 |
NNU4921K |
105 |
145 |
40 |
2 |
NN4921 |
– |
105 |
145 |
40 |
2 |
NNU3021 |
NNU3021K |
105 |
160 |
41 |
2.8 |
NN3021 |
NN3021K |
105 |
160 |
41 |
2.88 |
NNU4121 |
NNU4121K30 |
105 |
175 |
69 |
6.7 |
NN3922 |
NN3922K |
110 |
150 |
30 |
1.41 |
NNU4922 |
NNU4922K |
110 |
150 |
40 |
2.05 |
NN4922 |
NN4922K |
110 |
150 |
40 |
2.1 |
NNUB4922 |
– |
110 |
150 |
55/40 |
2.4 |
NN3022 |
NN3022K |
110 |
170 |
45 |
3.55 |
| NNU3022 |
– |
110 |
170 |
45 |
3.74 |
,Technical Parameters: Product Designations: NNU4921,NNU4921K HS Code: 84825000 Structure: Cylindrical roller bearings Number of Rows: double rows Inside Diameter: 105 mm Outside Diameter: 145 mm Thickness: 40 mm Demensions: 105X145X40mm Weight: 2 KG Basic dynamic load rating (Cr): 130 Basic static load rating (Cor): 260 Limiting speed (Oil rpm): 6000 Brand: WKKZ,OEM Clearance: C3,C2,C0,C4 Precision Rating: P0,P6 Load Direction: Radial Bearing Material: GCr15/Chrome steel Cage: BRASS Cage material: BRASS Seals Type: OPEN STYLE Roller Material: Chrome steel Transport Package: Wooden case,pallets Shipping Ways: By sea,air,express Country of Origin: China Service: OEM accetable Feature: High quality,good precision Application: Hydraulic cylinder,oil wellNNU4921,NNU4921K Double Rows Cylindrical Roller Bearings 105X145X40mmHow to buy online?I need NNU4921,NNU4921K Double Rows Cylindrical Roller Bearings 105X145X40mm
We are a professional bearing factory. We supply high-quality NNU4921,NNU4921K Double Rows Cylindrical Roller Bearings 105X145X40mm. If you need NNU4921,NNU4921K Double Rows Cylindrical Roller Bearings 105X145X40mm, just click “Contact Now“ and send us an email stating your purchase requirements, quantity and contact information. We will contact you as soon as possible and offer you a quote.
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