Wuxi Guangqiang Bearing Trade Co.,Ltd
| Seal type | Open |
| Certifiion | ISO9001:2015 |
| Supply Ability | 100000 Sets per month |
| Outer diameter（D） | 130mm |
| Material | GCr15 Chrome Bearing Steel |
| Width（B） | 31mm |
| Delivery Time | 3-5 working days |
| Inner diameter（d） | 60mm |
| Payment Terms | T/T |
| Packaging Details | in individual packing box |
| Number of row | Single Row |
| Bearing Model | 7312‑B |
| Model Number | 7312‑B |
| Brand Name | GQZ /OEM |
| Certification | ISO9001:2015 |
| Place of Origin | China |
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Product Specification
| Seal type | Open | Certifiion | ISO9001:2015 |
| Supply Ability | 100000 Sets per month | Outer diameter（D） | 130mm |
| Material | GCr15 Chrome Bearing Steel | Width（B） | 31mm |
| Delivery Time | 3-5 working days | Inner diameter（d） | 60mm |
| Payment Terms | T/T | Packaging Details | in individual packing box |
| Number of row | Single Row | Bearing Model | 7312‑B |
| Model Number | 7312‑B | Brand Name | GQZ /OEM |
| Certification | ISO9001:2015 | Place of Origin | China |
| High Light | 7312-B angular contact ball bearing 60x130x31mm ，high speed angular contact ball bearing for gearbox ，angular contact ball bearing for pump | ||
*Need a quick quote? Just send us your bearing model & quantity — we’ll get back to you fast.
| Item | Value |
|---|---|
| Model | 7312-B |
| Inner Diameter (d) | 60 mm |
| Outer Diameter (D) | 130 mm |
| Width (B) | 31 mm |
| Contact Angle | 40° |
| Dynamic Load (Cr) | 104 kN |
| Static Load (C0r) | 76.5 kN |
| Structure | Single Row |
| Seal Type | Open Type |
| Material | GCr15 Bearing Steel |
| Limiting Speed (Grease) | 4700 r/min |
| Limiting Speed (Oil) | 6300 r/min |
| Weight | 1.78 kg |
Commonly used for high-speed and load-bearing industrial equipment:
*Ready stock. Short lead time. Fast delivery. Send us your bearing list and let’s get started!
Q1: What is the contact angle of 7312-B bearing?
A1: It adopts 40° large contact angle, featuring higher axial load capacity.
Q2: Can this bearing bear double-direction axial load?
A2: No, single row 7312-B only supports one-way axial load, usually used in pairs for bidirectional force.
Q3: Is 7312-B open or sealed type?
A3: It is open type, needs regular grease or oil lubrication.
Q4: What are the advantages of B type angle bearing?
A4: Larger contact angle, stronger axial bearing capacity, more suitable for heavy axial force working scenarios.
*Need custom bearings? Share your drawings, specifications or requirements — we’ll find the right solution for you.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company
Year Established:
1989
Total Annual:
1000000-10000000
Employee Number:
10~100
Ecer Certification：
Verified Supplier
Established in 1999, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad... Established in 1999, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad...
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