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NSK 7311B
Bearing Specifications
| d(mm) | D(mm) | B(mm) | Cr(N) | Cor(N) |
| 55 | 120 | 29 | 79000 | 56500 |
Technical Data Sheet
Product Description
Bearing Specifications
Material
Chrome Steel
Tolerance
P6/P5
Certification
ISO9001, TS16949
Clearance
According to Drawing
Oil Seal
According to Drawing
Brand
SKF
Warranty
12 months
Accuracy
P6/P5
Quality
High Quality
Feature
Long Life
Application
Automotive, Tractor, Machinery, Wind-power, Agriculture, Industry, Mining, Railway, Watercraft, Healthcare, Robotics
Size
Standard Size
Packaging
Customer Requirements
Service
OEM Customized
Cage
According to Drawing
Lubricant
Shell Gadus S2
HS Code
8708709900
Capacity
50,000 pcs/month
Shipping
Air/Sea; Box+Carton+Pallet
Origin
China
Core Features
Advanced engineering performance
Key Technical Features
-
Double-sealed protection against contaminants
-
Precision CNC-machined components
-
Temperature resistant: -30°C to +120°C
-
Low-friction rotation design
-
Precision OEM-spec dimensions
Performance
Superior engineering advantages
Performance Advantages
-
30% higher load capacity than standard bearings
-
Extended MTBF (Mean Time Between Failures)
-
GCr15 steel alloy construction
-
Pre-lubricated for immediate installation
-
High-speed capability up to 15,000 RPM
Specifications
Detailed technical parameters
Technical Specifications
| Material | Chrome Steel GCr15 |
| Tolerance | P6/P5 (ABEC 5/7) |
| Radial Clearance | C2/CN/C3/C4/C5 |
| Hardness | 60-65 HRC |
Quality Certifications
ISO 9001:2015
IATF 16949
100% QC Tested
Applications
Industrial implementation
Industrial Applications
Heavy Machinery
Electric Motors
Gearboxes
Pumps & Compressors
Conveyor Systems
Machine Tools
Robotics
Wind Turbines
Package Includes
Precision bearing unit
Anti-corrosion coating
Installation manual
Technical datasheet
Frequently Asked Questions
What's your after-sales service and warranty?
We promise to bear the following responsibilities when defective products are found:
- 12 months warranty from the first day of receiving goods
- Replacements will be sent with goods of your next order
- Refund for defective products if customers require
Do you accept ODM&OEM orders?
Yes, we provide ODM&OEM services to worldwide customers. We also customize OEM box and packing according to your requirements.
What's the MOQ?
MOQ is 10pcs for standardized products. For customized products, MOQ should be negotiated in advance. There is no MOQ for sample orders.
How long is the lead time?
The lead time for sample orders is 3-5 days, for bulk orders is 5-15 days.
Do you offer free samples?
Yes, we offer free samples to distributors and wholesalers. However, customers should bear the freight cost. We DO NOT offer free samples to end users.
How to place an order?
Our ordering process is simple:
- Email us the model, brand, quantity, and shipping method of bearings, and we will quote our best price for you
- Proforma Invoice will be made and sent to you once the price is agreed by both parties
- After confirming the PI, make a deposit payment and we will arrange production
- The balance is paid before shipment or after copy of Bill of Lading
Angular Contact Ball Bearing
| Model | Inner d (mm) | Outer D (mm) | Width B (mm) | Action |
|---|---|---|---|---|
| 7310 | 50 | 110 | 54 | |
| 7310-B-XL-JP | 50 | 110 | 27 | |
| 7310-B-XL-TVP | 50 | 110 | 27 | |
| 7310-B-XL-MP | 50 | 110 | 27 | |
| 7310AC | 50 | 110 | 54 | |
| 7310C | 50 | 110 | 27 | |
| 7310B | 50 | 110 | 27 | |
| 7310DT | 50 | 110 | 54 | |
| 7310BDF | 50 | 110 | 54 | |
| 7310BDT | 50 | 110 | 54 | |
| 7310CDB | 50 | 110 | 54 | |
| 7310CDF | 50 | 110 | 54 | |
| 7310CDT | 50 | 110 | 54 | |
| 7310DF | 50 | 110 | 54 | |
| 7310BDB | 50 | 110 | 54 | |
| 7310DB | 50 | 110 | 54 | |
| 7310 BE-2RZP | 50 | 110 | 27 | |
| 7310 BEGAY | 50 | 110 | 27 | |
| 7310 BEGAP | 50 | 110 | 27 | |
| 7310 BEGAM | 50 | 110 | 27 | |
| 7310 BEGAF | 50 | 110 | 27 | |
| 7310 BEGBY | 50 | 110 | 27 | |
| 7310 BEGBP | 50 | 110 | 27 | |
| 7310 BEP | 50 | 110 | 27 | |
| 7310 BEGAPH | 50 | 110 | 27 | |
| 7310 BECAM | 50 | 110 | 27 | |
| 7310 BECBP | 50 | 110 | 27 | |
| 7310 BECBM | 50 | 110 | 27 | |
| 7310 BECBJ | 50 | 110 | 27 | |
| 7310 BECBY | 50 | 110 | 27 | |
| 7310A | 50 | 110 | 27 | |
| 7310ADB | 50 | 110 | 54 | |
| 7310ADF | 50 | 110 | 54 | |
| 7310ADT | 50 | 110 | 54 | |
| 7311 | 55 | 120 | 58 | |
| 7311-B-XL-JP | 55 | 120 | 29 | |
| 7311-B-XL-TVP | 55 | 120 | 29 | |
| 7311-B-XL-MP | 55 | 120 | 29 | |
| 7311AC | 55 | 120 | 58 | |
| 7311C | 55 | 120 | 29 | |
| 7311B | 55 | 120 | 29 | |
| 7311BDB | 55 | 120 | 58 | |
| 7311BDF | 55 | 120 | 58 | |
| 7311BDT | 55 | 120 | 58 | |
| 7311CDB | 55 | 120 | 58 | |
| 7311CDF | 55 | 120 | 58 | |
| 7311CDT | 55 | 120 | 58 | |
| 7311DB | 55 | 120 | 58 | |
| 7311DF | 55 | 120 | 58 | |
| 7311DT | 55 | 120 | 58 | |
| 7311 BECBPH | 55 | 120 | 29 | |
| 7311 BECCM | 55 | 120 | 29 | |
| 7311 BECBM | 55 | 120 | 29 | |
| 7311 BECBJ | 55 | 120 | 29 | |
| 7311 BECBP | 55 | 120 | 29 | |
| 7311 BECBY | 55 | 120 | 29 | |
| 7311 BEP | 55 | 120 | 29 | |
| 7311 BEGBY | 55 | 120 | 29 | |
| 7311 BEGBP | 55 | 120 | 29 | |
| 7311 BEGBM | 55 | 120 | 29 | |
| 7311 BEGAY | 55 | 120 | 29 | |
| 7311 BEGAM | 55 | 120 | 29 | |
| 7311 BEGAP | 55 | 120 | 29 | |
| 7311A | 55 | 120 | 29 | |
| 7311ADB | 55 | 120 | 58 | |
| 7311ADF | 55 | 120 | 58 | |
| 7311ADT | 55 | 120 | 58 | |
| 7312 | 60 | 130 | 62 | |
| 7312-B-XL-JP | 60 | 130 | 31 | |
| 7312-B-XL-TVP | 60 | 130 | 31 | |
| 7312-B-XL-MP | 60 | 130 | 31 | |
| 7312AC | 60 | 130 | 62 | |
| 7312C | 60 | 130 | 31 | |
| 7312B | 60 | 130 | 31 | |
| 7312BDB | 60 | 130 | 62 | |
| 7312BDT | 60 | 130 | 62 | |
| 7312CDT | 60 | 130 | 62 | |
| 7312DB | 60 | 130 | 62 | |
| 7312DT | 60 | 130 | 62 | |
| 7312BDF | 60 | 130 | 62 | |
| 7312CDB | 60 | 130 | 62 | |
| 7312CDF | 60 | 130 | 62 | |
| 7312DF | 60 | 130 | 62 | |
| 7312 BEP | 60 | 130 | 31 | |
| 7312 BEM | 60 | 130 | 31 | |
| 7312 BECBPH | 60 | 130 | 31 | |
| 7312 BEGAM | 60 | 130 | 31 | |
| 7312 BEGAP | 60 | 130 | 31 | |
| 7312 BEGAY | 60 | 130 | 31 | |
| 7312 BEGBP | 60 | 130 | 31 | |
| 7312 BEGBM | 60 | 130 | 31 | |
| 7312 BEGBY | 60 | 130 | 31 | |
| 7312 BECAP | 60 | 130 | 31 | |
| 7312 BECCM | 60 | 130 | 31 | |
| 7312 BECBP | 60 | 130 | 31 | |
| 7312 BECBM | 60 | 130 | 31 | |
| 7312 BECBJ | 60 | 130 | 31 | |
| 7312 BECBY | 60 | 130 | 31 | |
| 7312A | 60 | 130 | 31 | |
| 7312ADB | 60 | 130 | 62 | |
| 7312ADF | 60 | 130 | 62 | |
| 7312ADT | 60 | 130 | 62 | |
| 7313 | 65 | 140 | 66 | |
| 7313-B-XL-JP | 65 | 140 | 33 | |
| 7313-B-XL-TVP | 65 | 140 | 33 | |
| 7313-B-XL-MP | 65 | 140 | 33 | |
| 7313AC | 65 | 140 | 66 | |
| 7313B | 65 | 140 | 33 | |
| 7313C | 65 | 140 | 33 | |
| 7313BDB | 65 | 140 | 66 | |
| 7313BDF | 65 | 140 | 66 | |
| 7313CDB | 65 | 140 | 66 | |
| 7313CDF | 65 | 140 | 66 | |
| 7313DF | 65 | 140 | 66 | |
| 7313DT | 65 | 140 | 66 | |
| 7313DB | 65 | 140 | 66 | |
| 7313CDT | 65 | 140 | 66 | |
| 7313BDT | 65 | 140 | 66 | |
| 7313 BEP | 65 | 140 | 33 | |
| 7313 BECBPH | 65 | 140 | 33 | |
| 7313 BECBF | 65 | 140 | 33 | |
| 7313 BEGBY | 65 | 140 | 33 | |
| 7313 BECBJ | 65 | 140 | 33 | |
| 7313 BECBM | 65 | 140 | 33 | |
| 7313 BEGBP | 65 | 140 | 33 | |
| 7313 BECBP | 65 | 140 | 33 | |
| 7313 BEGBM | 65 | 140 | 33 | |
| 7313 BECBY | 65 | 140 | 33 | |
| 7313 BECCM | 65 | 140 | 33 | |
| 7313 BEGAF | 65 | 140 | 33 | |
| 7313 BEGAM | 65 | 140 | 33 | |
| 7313 BEGAP | 65 | 140 | 33 | |
| 7313A | 65 | 140 | 33 | |
| 7313ADB | 65 | 140 | 66 | |
| 7313ADF | 65 | 140 | 66 | |
| 7313ADT | 65 | 140 | 66 | |
| 7314 | 70 | 150 | 70 | |
| 7314-B-XL-JP | 70 | 150 | 35 | |
| 7314-B-XL-TVP | 70 | 150 | 35 | |
| 7314-B-XL-MP | 70 | 150 | 35 | |
| 7314C | 70 | 150 | 35 | |
| 7314AC | 70 | 150 | 70 | |
| 7314B | 70 | 150 | 35 | |
| 7314BDT | 70 | 150 | 70 | |
| 7314CDB | 70 | 150 | 70 | |
| 7314CDF | 70 | 150 | 70 | |
| 7314CDT | 70 | 150 | 70 | |
| 7314BDF | 70 | 150 | 70 | |
| 7314DT | 70 | 150 | 70 | |
| 7314DF | 70 | 150 | 70 | |
| 7314DB | 70 | 150 | 70 | |
| 7314BDB | 70 | 150 | 70 | |
| 7314 BEGAPH | 70 | 150 | 35 | |
| 7314 BEP | 70 | 150 | 35 | |
| 7314 BECBPH | 70 | 150 | 35 | |
| 7314 BEGBY | 70 | 150 | 35 | |
| 7314 BECBJ | 70 | 150 | 35 | |
| 7314 BECBP | 70 | 150 | 35 | |
| 7314 BECBM | 70 | 150 | 35 | |
| 7314 BECBY | 70 | 150 | 35 | |
| 7314 BECAP | 70 | 150 | 35 | |
| 7314 BEGAP | 70 | 150 | 35 | |
| 7314 BEGAY | 70 | 150 | 35 | |
| 7314 BEGAF | 70 | 150 | 35 | |
| 7314 BEGAJ | 70 | 150 | 35 | |
| 7314 BEGAM | 70 | 150 | 35 | |
| 7314A | 70 | 150 | 35 | |
| 7314ADB | 70 | 150 | 70 | |
| 7314ADF | 70 | 150 | 70 | |
| 7314ADT | 70 | 150 | 70 | |
| 7315 | 75 | 160 | 74 | |
| 7315-B-XL-JP | 75 | 160 | 37 | |
| 7315-B-XL-TVP | 75 | 160 | 37 | |
| 7315-B-XL-MP | 75 | 160 | 37 | |
| 7315C | 75 | 160 | 37 | |
| 7315AC | 75 | 160 | 74 | |
| 7315B | 75 | 160 | 37 | |
| 7315BDB | 75 | 160 | 74 | |
| 7315BDF | 75 | 160 | 74 | |
| 7315BDT | 75 | 160 | 74 | |
| 7315CDB | 75 | 160 | 74 | |
| 7315CDF | 75 | 160 | 74 | |
| 7315CDT | 75 | 160 | 74 | |
| 7315DB | 75 | 160 | 74 | |
| 7315DF | 75 | 160 | 74 | |
| 7315DT | 75 | 160 | 74 | |
| 7315 BEGAPH | 75 | 160 | 37 | |
| 7315 BECBP | 75 | 160 | 37 | |
| 7315 BECBJ | 75 | 160 | 37 | |
| 7315 BECBM | 75 | 160 | 37 | |
| 7315 BECBY | 75 | 160 | 37 | |
| 7315 BEP | 75 | 160 | 37 | |
| 7315 BEGAM | 75 | 160 | 37 | |
| 7315 BEGAP | 75 | 160 | 37 | |
| 7315A | 75 | 160 | 37 | |
| 7315ADB | 75 | 160 | 74 | |
| 7315ADF | 75 | 160 | 74 | |
| 7315ADT | 75 | 160 | 74 | |
| 7316 | 80 | 170 | 78 | |
| 7316-B-XL-JP | 80 | 170 | 39 | |
| 7316-B-XL-TVP | 80 | 170 | 39 | |
| 7316-B-XL-MP | 80 | 170 | 39 | |
| 7316B | 80 | 170 | 39 | |
| 7316C | 80 | 170 | 39 | |
| 7316AC | 80 | 170 | 78 | |
| 7316CDT | 80 | 170 | 78 | |
| 7316DF | 80 | 170 | 78 | |
| 7316DT | 80 | 170 | 78 | |
| 7316BDF | 80 | 170 | 78 | |
| 7316BDT | 80 | 170 | 78 | |
| 7316CDF | 80 | 170 | 78 | |
| 7316DB | 80 | 170 | 78 | |
| 7316CDB | 80 | 170 | 78 | |
| 7316BDB | 80 | 170 | 78 | |
| 7316 BEM | 80 | 170 | 39 | |
| 7316 BEP | 80 | 170 | 39 | |
| 7316 BECBPH | 80 | 170 | 39 | |
| 7316 BEGAY | 80 | 170 | 39 | |
| 7316 BEGAM | 80 | 170 | 39 | |
| 7316 BEGAP | 80 | 170 | 39 | |
| 7316 BECBY | 80 | 170 | 39 | |
| 7316 BECBM | 80 | 170 | 39 | |
| 7316 BECBP | 80 | 170 | 39 | |
| 7316 BECBJ | 80 | 170 | 39 | |
| 7316 BEGBY | 80 | 170 | 39 | |
| 7316 BECCM | 80 | 170 | 39 | |
| 7316A | 80 | 170 | 39 | |
| 7316ADB | 80 | 170 | 78 | |
| 7316ADF | 80 | 170 | 78 | |
| 7316ADT | 80 | 170 | 78 | |
| 7317 | 85 | 180 | 82 | |
| 7317-B-XL-JP | 85 | 180 | 41 | |
| 7317-B-XL-TVP | 85 | 180 | 41 | |
| 7317-B-XL-MP | 85 | 180 | 41 | |
| 7317B | 85 | 180 | 41 | |
| 7317C | 85 | 180 | 41 | |
| 7317AC | 85 | 180 | 82 | |
| 7317BDB | 85 | 180 | 82 | |
| 7317BDF | 85 | 180 | 82 | |
| 7317CDB | 85 | 180 | 82 | |
| 7317CDF | 85 | 180 | 82 | |
| 7317CDT | 85 | 180 | 82 | |
| 7317DB | 85 | 180 | 82 | |
| 7317DF | 85 | 180 | 82 | |
| 7317DT | 85 | 180 | 82 | |
| 7317BDT | 85 | 180 | 82 | |
| 7317 BEGAPH | 85 | 180 | 41 | |
| 7317 BECBY | 85 | 180 | 41 | |
| 7317 BECBP | 85 | 180 | 41 | |
| 7317 BECBM | 85 | 180 | 41 | |
| 7317 BECBJ | 85 | 180 | 41 | |
| 7317 BECBF | 85 | 180 | 41 | |
| 7317 BECCM | 85 | 180 | 41 | |
| 7317 BEP | 85 | 180 | 41 | |
| 7317 BEM | 85 | 180 | 41 | |
| 7317 BEGAF | 85 | 180 | 41 | |
| 7317 BEGAP | 85 | 180 | 41 | |
| 7317 BEGAM | 85 | 180 | 41 | |
| 7317A | 85 | 180 | 41 | |
| 7317ADB | 85 | 180 | 82 | |
| 7317ADF | 85 | 180 | 82 | |
| 7317ADT | 85 | 180 | 82 | |
| 7318 | 90 | 190 | 86 | |
| 7318-B-XL-JP | 90 | 190 | 43 | |
| 7318-B-XL-TVP | 90 | 190 | 43 | |
| 7318-B-XL-MP | 90 | 190 | 43 | |
| 7318B | 90 | 190 | 43 | |
| 7318C | 90 | 190 | 43 | |
| 7318AC | 90 | 190 | 86 | |
| 7318DF | 90 | 190 | 86 | |
| 7318DT | 90 | 190 | 86 | |
| 7318BDF | 90 | 190 | 86 | |
| 7318BDT | 90 | 190 | 86 | |
| 7318CDB | 90 | 190 | 86 | |
| 7318CDF | 90 | 190 | 86 | |
| 7318CDT | 90 | 190 | 86 | |
| 7318DB | 90 | 190 | 86 | |
| 7318 BEGAPH | 90 | 190 | 43 | |
| 7318 BEGAP | 90 | 190 | 43 | |
| 7318 BEGAM | 90 | 190 | 43 | |
| 7318 BEGAY | 90 | 190 | 43 | |
| 7318 BEM | 90 | 190 | 43 | |
| 7318 BEP | 90 | 190 | 43 | |
| 7318 BECBP | 90 | 190 | 43 | |
| 7318 BECBY | 90 | 190 | 43 | |
| 7318 BECBJ | 90 | 190 | 43 | |
| 7318 BECBM | 90 | 190 | 43 | |
| 7318A | 90 | 190 | 43 | |
| 7318ADB | 90 | 190 | 86 | |
| 7318BDB | 90 | 190 | 86 | |
| 7318ADF | 90 | 190 | 86 | |
| 7318ADT | 90 | 190 | 86 | |
| 7319 | 95 | 200 | 90 | |
| 7319-B-XL-JP | 95 | 200 | 45 | |
| 7319-B-XL-TVP | 95 | 200 | 45 | |
| 7319-B-XL-MP | 95 | 200 | 45 | |
| 7319B | 95 | 200 | 45 | |
| 7319C | 95 | 200 | 45 | |
| 7319AC | 95 | 200 | 90 | |
| 7319CDT | 95 | 200 | 90 | |
| 7319DB | 95 | 200 | 90 | |
| 7319DF | 95 | 200 | 45 | |
| 7319BDB | 95 | 200 | 90 | |
| 7319BDF | 95 | 200 | 90 | |
| 7319BDT | 95 | 200 | 90 | |
| 7319CDB | 95 | 200 | 90 | |
| 7319CDF | 95 | 200 | 90 | |
| 7319DT | 95 | 200 | 90 | |
| 7319 BEGBY | 95 | 200 | 45 | |
| 7319 BEGAY | 95 | 200 | 45 | |
| 7319 BEP | 95 | 200 | 45 | |
| 7319 BEM | 95 | 200 | 45 | |
| 7319 BEGAP | 95 | 200 | 45 | |
| 7319 BEGAM | 95 | 200 | 45 | |
| 7319 BEGAF | 95 | 200 | 45 | |
| 7319 BECBM | 95 | 200 | 45 | |
| 7319 BECBY | 95 | 200 | 45 | |
| 7319 BECBP | 95 | 200 | 45 | |
| 7319A | 95 | 200 | 45 | |
| 7319ADB | 95 | 200 | 90 | |
| 7319ADF | 95 | 200 | 90 | |
| 7319ADT | 95 | 200 | 90 |
* The above dimensions are standard specifications. Please confirm actual dimensions before ordering.