6904 2RS Bearing 61904RS Thin Wall Ball Bearings 20x37x9
Bore Diameter: 20mm
Outer Diameter: 37mm
Width: 9mm
Weight: 0.04kg
Material: Gcr15 steel
Seal: rubber seal on 2 sides
Lubrication: standard grease
Structure: single row deep groove ball bearing
6904 2RS Bearing Specification:
6904 2RS bearing is single row deep groove ball bearing.
For this bearing model,
Bore Diameter: 20mm
Outer Diameter: 37mm
Width: 9mm
Weight: 0.04kg
Material: Gcr15 steel
Seal: rubber seal on 2 sides
Lubrication: standard grease
Number of Row: single row
Structure: deep groove ball bearing
Basic dynamic load rating C: 6.37 kN
Basic static load rating C0: 3.65 kN
Interchange Numbers: 6904 2RS, 61904 2RS, 6904RS, 61904RS, 6904-2RS, 61904-2RS, 6904-RS, 61904-RS, 61904-2RS1, etc.
Related Ball Bearing Model Numbers:
| Model Number | Specifications(dxDxB) | Weight/kg |
| 61900 | 10x22x6 | 0.01 |
| 61901 | 12x24x6 | 0.013 |
| 61902 | 15x28x7 | 0.018 |
| 61903 | 17x30x7 | 0.02 |
| 61904 | 20x37x9 | 0.036 |
| 61905 | 25x42x9 | 0.042 |
| 61906 | 30x47x9 | 0.051 |
| 61907 | 35x55x10 | 0.08 |
| 61908 | 40x62x12 | 0.12 |
| 61909 | 45x68x12 | 0.14 |
| 61910 | 50x72x12 | 0.14 |
| 61911 | 55x80x13 | 0.19 |
| 61912 | 60x85x13 | 0.2 |
| 61913 | 65x90x13 | 0.22 |
| 61914 | 70x100x16 | 0.35 |
| 61915 | 75x105x16 | 0.37 |
| 61916 | 80x110x16 | 0.4 |
| 61917 | 85x120x18 | 0.55 |
| 61918 | 90x125x18 | 0.65 |
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Add: 1-2405-4, No. 1825, Hualong Rd., Licheng Dist, Jinan, Shandong, China
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Where 6904 and 61904RS sits among related deep groove ball bearings choices
A part number like 6904 and 61904RS often leads to a second question about fit, alternatives, and repeat-order stability. These links make that next step easier by keeping the wider deep groove ball bearings view, supporting guidance, and quote-led options visible together.
Questions buyers ask when 6904 and 61904RS is still under review
When is 6904 and 61904RS worth comparing against nearby deep groove ball bearings options?
Comparison helps when dimensional fit is only part of the decision and load direction, sealing, clearance, speed, temperature, or repeat-order stability still need to be confirmed. Reviewing one or two nearby options early usually reduces sourcing mistakes later.
What details usually matter before approving 6904 and 61904RS for repeat supply?
Buyers normally confirm the part reference, main dimensions, application, speed range, operating environment, sealing needs, and any packaging or marking requirements. That gives the supplier a cleaner basis for confirming availability and suitable alternatives.
Which next step usually helps after 6904 and 61904RS is shortlisted?
A quick review of Deep Groove Ball Bearings, one more commercial destination, and one practical guide usually saves time. That combination helps separate simple replacement orders from jobs that still need fit or application review.
Why keep a supporting guide linked beside 6904 and 61904RS?
Because it makes later decisions faster. When sizing notes, application cues, and nearby options stay close to the product, engineering, purchasing, and maintenance teams can revisit the same logic without starting the review from zero.
Shipping Method:
1. Sea shipping for mass cargos (GW > 500KGS)
2. Air shipping (GW between 100KGS – 500 KGS)
3. Express, such as DHL, TNT, Fedex, UPS for small cargos ( GW < 100KGS)
4. If you have shipping agent in China, we can send goods to your shipping agent's warehouse

Payment Terms:
We accept T/T, W/U, PAYPAL, L/C etc

Buyer FAQ
Questions buyers ask before choosing the next bearing option
What should I confirm before ordering 6904 2RS Bearing 61904RS Thin Wall Ball Bearings 20x37x9?
Confirm the bearing number, bore size, outside diameter, width, seal or shield type, cage material, clearance, precision level, quantity, and application. These details help prevent a size match from becoming a performance mismatch.
Can this bearing be matched for replacement or repeat supply?
Yes. Replacement and repeat orders are easier when the original marking, measured dimensions, photos, application, and quantity are available. If the marking is unclear, the team can start from the size and working condition.
Which product family does this bearing belong to?
This item is handled within the Deep Groove Ball Bearings family. Comparing the family page can help buyers review similar sizes, seal options, load direction, and related bearing choices before requesting a quote.
What affects price and lead time for this bearing?
Price and lead time can change with quantity, stock availability, precision grade, clearance, material, cage, seal or shield type, lubrication, packaging, and whether the order needs standard matching or custom production.
How is this bearing checked before delivery?
Inspection can include material review, dimensional measurement, noise and vibration checks, surface and crack checks, visual review, and packaging inspection according to the confirmed order requirements.
Need help checking fit, price, or lead time? Request a bearing quote
