BEARING MR 21531 LLB - SESSION BRAZIL STEEL - ENDURO 21 5X31X7
R$ 38,64 BRLR$ 77,28
Shipping calculated at checkout.
This product is unavailable
Bearing MR 21531 LLB - Session Brazil
ABEC 3 steel ball bearing with an internal diameter of 21.5 mm, an external diameter of 31 mm, a thickness of 7 mm and an LLB seal.
ABEC 3 precision bearings with Grade 10 steel balls and cryogenically treated chrome steel body.
LLB sealing system - two sealing lips on each sealant, which ride in a matching groove in the inner race to make a labyrinth seal.
The outer sealing lip repels dirt/water, while the inner seals in grease. These seals essentially form a “Hydromatic seal” of grease, when in operation, the grease forming a barrier in the groove.
Specifications:
- Dimensions: 21.5 x 31 x 7
- Weight: 24.6g
