linear bearing unit / ball bearing / stainless steel / plastic
21511 norelem - Éléments standard mécaniques

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Characteristics

  • Type:

    linear

  • Rolling element:

    ball bearing

  • Material:

    stainless steel, plastic

  • Other characteristics:

    high-performance

  • Inside diameter:

    Min.: 3 mm

    Max.: 25 mm

Description

Miniature linear ball bearing

Material:
Plastic housing.
Raceway, stainless steel 1.4034.
Balls, stainless steel 1.4125.

Note:
Precision linear ball bearings with low friction.
From size 21511-122202, the bearings are fitted with wipers on both sides.

Recommended tolerances:
Shaft: h6
Housing: H6

The specified load ratings apply for hardened and ground shafts.

Temperature range:
-40 °C to +60 °C.