Total width TOverall width of an assembled tapered roller bearing. Source: two supplier sources
Cup width C
18 mm
Cup width CWidth of the outer ring of a tapered roller bearing. Source: supplier data
C
72.1 kN
Basic dynamic load rating CLoad for one million revolutions at 90 % reliability; the L10 life is calculated from it as (C/P)^p. ISO method, manufacturer’s figure: do not carry it over to another brand. Source: supplier data
C0
73.5 kN
Basic static load rating C0Permissible load without rotation and under shock; ISO 76 method, manufacturer’s figure. Source: supplier data
Limiting speed
6,700 rpm
Limiting speedMechanical limit; depends on the seal (SKF 6200: 36,000 open, 17,000 with 2RSH). Source: supplier data
m
0.52 kg
MassWeight of the product. Source: supplier data
01
Equivalents
the same size 35 × 80 × 22.75 from other brands
18 products
You are viewingZ&S 30307 A
€6.34baseline for the price comparison
Everything the number specifies matches: series 303, 35 × 80 × 21 mm, special design. The codes in the number are read against the Z&S catalogue.
30307 AThis bearing35 × 80 × 21available to order€6.34you are here
Under the price: the difference from the price of this bearing (€6.34).
02
Details
what this bearing is, questions
About the bearing
d×D×Tsize35 × 80 × 22.75mm
Cdynamic72.1kN
C0static73.5kN
mweight0.52kg
Tapered roller bearing 30307. Under GOST the same bearing is designated 7307.
C, C₀, m and limiting speed 6,700 rpm: Z&S data. Another brand publishes its own figures, so compare them against that brand’s catalogue.
Frequently asked questions
What is 7307?+
It is the same bearing under GOST 3189-89: 7307 corresponds to the ISO base 30307. Size 35 × 80 × 22.75 mm, a full equivalent of 30307.
Can I fit another brand instead of this bearing?+
Without checking, only an exact equivalent: the size, seal, clearance and design match according to the brand’s catalogue. Positions with the same geometry differ in seal, clearance or design, and each one says so in the equivalents block. Load ratings differ between manufacturers, so for a heavily loaded unit compare C.
How do I get a price and a lead time?+
Press “Request a quote” and send the part number and quantity. We reply with the price, availability and delivery terms for your country.
03
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