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Ships within 48 hours · Estimated delivery Jul 7 - Jul 12
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Description
nk28 20 inaTechnische Basisdaten Hersteller: INA Synonym: NB283720 NK28 20 XL RNA283720 TAF283720 Auendurchmesser: 37 mm Bezugsdrehzahl: 9. 300 1 min Dichtring: G28X37X4 Gewicht: 53 Gramm Grenzdrehzahl: 15. 800 1 min Herstellungsland: Slowakei Lubrikation: Umfangsnut Schmiernut vorhanden(en) Zolltarifnummer: 8482 4000 Erweiterte technische Daten ueres Breitenmae: mm 37,00 ueres Breitenmae:(B) mm 20,00 Einzelgewicht in (kg): 0. 052 Innenmae: mm 28,00
Technische Basisdaten
| Hersteller: INA |
| Synonym: NB283720 NK28/20-XL RNA283720 TAF283720 |
| Außendurchmesser: 37 mm |
| Bezugsdrehzahl: 9.300 1/min |
| Dichtring: G28X37X4 |
| Gewicht: 53 Gramm |
| Grenzdrehzahl: 15.800 1/min |
| Herstellungsland: Slowakei |
| Lubrikation: Umfangsnut Schmiernut vorhanden(en) |
| Zolltarifnummer: 8482 4000 |
Erweiterte technische Daten
| Äußeres Breitenmaße: mm 37,00 |
| Äußeres Breitenmaße:(B) mm 20,00 |
| Einzelgewicht in (kg): 0.052 |
| Innenmaße: mm 28,00 |
| Betriebstemperatur max.: 120 °C |
| Betriebstemperatur min.: -30 °C |
| C 0r 34.000 N Statische Tragzahl, radial |
| C r 24.800 N Dynamische Tragzahl, radial |
| C ur 6.000 N Ermüdungsgrenzbelastung, radial |
| D 37 mm Außendurchmesser |
| Dynamische Tragzahl, radial: 24.800 N |
| Ermüdungsgrenzbelastung, radial: 6.000 N |
| G28X37X4 Dichtring |
| Minimaler Kantenabstand: 0,3 mm |
| Statische Tragzahl, radial: 34.000 N |
| T max 120 °C Betriebstemperatur max. |
| T min -30 °C Betriebstemperatur min. |
| n G 15.800 1/min Grenzdrehzahl |
| n ϑr 9.300 1/min Bezugsdrehzahl |
| r min 0,3 mm Minimaler Kantenabstand |
| ≈m 51,77 g Einzelgewicht |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
Based on 783 reviews
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Product Reviews
★★★★★ 5
Ipad case
Color: Black
It is very well made! Sturdy and easy to use. Has a great stand to watch videos and such. Perfect fit for my IPad. Easy to install.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 3, 2026
★★★★★ 5
FANTASTIC IPAD CASE
Color: Banana
This case is so sturdy and stays in place. The color is bright and vibrant and very easy to clean. Highly recommend!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 28, 2026
★★★★★ 5
Fits perfect
Color: Black
Love this cover! It really does adhere to the fridge like the ad says. It shipped fast too. Love the stand on it too.
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Reviewed in the United States on May 29, 2026
★★★★★ 5
Perfect case for my daughter’s iPad
Color: Purple Pink
bought this case for my daughter.
The fit is perfect — all the buttons and camera line up exactly and it snaps on securely.
The case feels sturdy, protective, and durable but not too heavy, so she can still carry it comfortably.
The stand feature is convenient. The design is also super cute — Luna loves it
Overall, great quality for the price. I would definitely buy it again
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Reviewed in the United States on February 15, 2026
★★★★★ 5
Perfect case
Color: Purple Pink
Great protection for my IPad. I’m always dropping something. This case was pretty easy to install and has the protection over the glass front. No problem using the iPad with the cover. Cute colors and has a loop to store the pen
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Reviewed in the United States on June 9, 2026
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