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Description
nk55 25 inaTechnische Basisdaten Hersteller: INA Synonym: 0507544080000 NB556825 NK55 25 RNA556825 TAF556825 Auendurchmesser: 68 mm Bezugsdrehzahl: 5. 200 1 min Gewicht: 191 Gramm Grenzdrehzahl: 8. 400 1 min Herstellungsland: Slowakei Lubrikation: Umfangsnut Schmiernut vorhanden(en) Zolltarifnummer: 8482 4000 Erweiterte technische Daten ueres Breitenmae: mm 68,00 Begrenzungsdrehzahl (n G) "8400. 0000" ueres Breitenmae:(B) mm 25,00 Durchmesser Unterrollen (F w)
Technische Basisdaten
| Hersteller: INA |
| Synonym: 0507544080000 NB556825 NK55/25 RNA556825 TAF556825 |
| Außendurchmesser: 68 mm |
| Bezugsdrehzahl: 5.200 1/min |
| Gewicht: 191 Gramm |
| Grenzdrehzahl: 8.400 1/min |
| Herstellungsland: Slowakei |
| Lubrikation: Umfangsnut Schmiernut vorhanden(en) |
| Zolltarifnummer: 8482 4000 |
Erweiterte technische Daten
| Äußeres Breitenmaße: mm 68,00 |
| Begrenzungsdrehzahl (n G) "8400.0000" |
| Äußeres Breitenmaße:(B) mm 25,00 |
| Durchmesser Unterrollen (F w) mm 55,00 |
| ECLASS number 23-05-09-07 |
| ECLASS2 number 23-05-09-07 |
| Einzelgewicht in (kg): 0.191 |
| Innenmaße: mm 55,00 |
| Radial Dynamic Load Rating Cr (N) 45500 |
| Radial Static Load Rating C0r (N) 82000 |
| Referenzdrehzahl (n ϑr) "5200.0000" |
| XL X-Life |
| Betriebstemperatur max.: 120 °C |
| Betriebstemperatur min.: -30 °C |
| C 0r 82.000 N Statische Tragzahl, radial |
| C r 45.500 N Dynamische Tragzahl, radial |
| C ur 14.300 N Ermüdungsgrenzbelastung, radial |
| D 68 mm Außendurchmesser |
| Dynamische Tragzahl, radial: 45.500 N |
| Ermüdungsgrenzbelastung, radial: 14.300 N |
| Minimaler Kantenabstand: 0,6 mm |
| Statische Tragzahl, radial: 82.000 N |
| T max 120 °C Betriebstemperatur max. |
| T min -30 °C Betriebstemperatur min. |
| n G 8.400 1/min Grenzdrehzahl |
| n ϑr 5.200 1/min Bezugsdrehzahl |
| r min 0,6 mm Minimaler Kantenabstand |
| ≈m 191,05 g Einzelgewicht |
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Exchange/Return Notes
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4.1 ★★★★★
Based on 9 reviews
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Product Reviews
★★★★★ 5
Great Buy
Size: Queen (Pack of 2)
Very comfortable and supportive pillow no matter what position you sleep in. I've been sleeping so much better since I received it. It seems to be of good quality. The filling/thickness is just right
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 22, 2026
★★★★★ 5
Best Ever!
Size: King (Pack of 2)
Best Ever! Very soft yet mild firm pillow. I put on my rain music and im off to sleep with this pillow very comfortable pillow and wake up refreshed.
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Reviewed in the United States on April 14, 2026
★★★★★ 5
Great priced pillows!
Size: King (Pack of 2)
Hotel quality pillows!! Gonna replace every pillow in my home to these!
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Reviewed in the United States on May 7, 2026
★★★★★ 4
Thick pillow
Size: Queen (Pack of 2)
Nice pillows but too thick for me.
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Reviewed in the United States on May 17, 2026
★★★★★ 5
Soft
The packaging is very good, the logistics is fast, and it is very soft.
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Reviewed in the United States on April 23, 2026