6312-ZZ
Deep Groove Ball Bearing
Standard 6312 bearing size: 60,130,31 mm bore, undefined mm outside diameter and undefined mm width. Ask Universal Trading Co. about brand options and supply for industrial requirements in Karachi and Pakistan.
| Bore Diameter (d) | 60,130,31 mm |
| Outer Diameter (D) | undefined mm |
| Width (B) | undefined mm |
| Weight | Manufacturer and variant specific; confirm from selected brand catalogue |
| Bearing Type | Deep Groove Ball Bearing |
| Design | Single Row |
| Sealing | Double metal shields; confirm manufacturer suffix |
| Complete suffix | Confirm on enquiry |
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This draft groups Open, Z, ZZ, 2Z, Double Z and C3. Confirm the complete manufacturer code, brand and quantity before ordering.
Technical Data (Reference)
| Parameter | Value |
|---|---|
| Bore Diameter (d) | 60,130,31 mm |
| Outer Diameter (D) | undefined mm |
| Width (B) | undefined mm |
| Weight | Manufacturer and variant specific; confirm from selected brand catalogue |
| Bearing Type | Deep Groove Ball Bearing |
| Row | Single Row |
| Seal / Shield | Depends on suffix |
| Clearance | Confirm full designation |
Dimension Diagram
Schematic only, not a manufacturing drawing. Refer to the selected manufacturer’s catalogue for detailed geometry and tolerances.
Manufacturer Data — Verify by Catalogue
| Brand | Exact suffix / ratings |
|---|---|
| Koyo | Confirm selected series |
| SKF | Confirm selected series |
| FAG | Confirm selected series |
| NTN | Confirm selected series |
| NSK | Confirm selected series |
| UT | Confirm supplied variant |
Load ratings, limiting speeds, weight and suffix cross-references are intentionally not guessed; they vary by maker and configuration.
Interchange & Brands
6312 is a common basic bearing designation, but suffixes for seals, shields, clearance and other design details are not automatically interchangeable. Share the full code and preferred manufacturer for checking.
Brand options may include Koyo, SKF, FAG, NTN, NSK and UT, subject to exact variant and availability confirmation. Universal Trading Co. is an authorized Koyo dealer in Pakistan and supplies industrial bearing solutions for customers in Karachi and across Pakistan. Ask our team to confirm the required suffix, brand and stock status.
Manufacturer references: JTEKT / Koyo, SKF, FAG / Schaeffler, NTN and NSK. Check manufacturer catalogues for exact product data.
Typical Applications
6312 shielded deep groove ball bearings are used in electric motors, industrial fans, blowers, pumps, textile machinery, packaging equipment, agricultural machinery and general industrial equipment when the required shaft and housing dimensions match. They may also appear in selected automotive assemblies; 6312 is not a universal vehicle wheel-bearing fitment, so confirm the vehicle, position and full bearing designation before ordering.
Common search needs include 6312 bearing for electric motors, 6312 bearing for fans, 6312 automotive bearing applications and 6312 bearing supplier in Karachi, Pakistan.
Always verify load, speed, lubrication, fit and environmental requirements against the machine maker’s guidance.
6312-ZZ Bearing FAQs
What are the dimensions of a 6312 bearing?
The standard basic dimensions are 60,130,31 mm bore, undefined mm outside diameter and undefined mm width.
Is every 6312 bearing interchangeable?
Not necessarily. Check seal or shield suffix, clearance, precision, internal design and manufacturer specifications before substitution.
Where can I buy a 6312 bearing in Karachi, Pakistan?
Contact Universal Trading Co. with the full bearing designation, brand preference and quantity to request a quotation and confirm availability.
What is the weight of a 6312 bearing?
Weight varies by manufacturer and configuration. Confirm the exact weight using the selected brand’s catalogue or product data sheet.
Can a 6312 bearing be used in an electric motor or fan?
It may be suitable where the motor or fan manufacturer specifies the 6312 size and required clearance, speed and sealing arrangement.
What is the difference between 6312 and 6312 C3?
C3 indicates greater-than-normal internal radial clearance. Select it only when the equipment design or operating conditions call for that clearance.
Does Universal Trading supply Koyo and UT bearings?
Universal Trading Co. is an authorized Koyo dealer in Pakistan and offers UT and other brand options subject to exact variant and availability confirmation.
Which variants are covered on this 6312-ZZ page?
For this page, 2Z and double-Z/ZZ are grouped as the shielded family; C3 clearance may also be specified. Open, 2Z and ZZ designations are routed here for Finder navigation. Confirm the exact maker suffix before ordering.