Black Buna-N O-Ring | 53mm ID x 4.5mm Wide | 70 Durometer
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Black Buna-N O-Ring | 53mm ID x 4.5mm Wide | 70 Durometer

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Black Buna-N O-Ring | 53mm ID x 4.5mm Wide | 70 Durometer (20/Pkg.)

Mutual ScrewSKU: ZMUSH4.5X53B2
Price:
$32.60per 20( $1.63 each)
Pieces 20
Measurement type Metric
Material Nitrile
Color Black
Cross section 4.5
Cross section shape Round
Durometer 70
Inner diameter 53
Outer diameter 62
Temp range '-40°F to +250°F (-40°C to +121°C)
Weight 0.5 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

The 20 piece Black Buna-N O-Ring set features a precise 53 millimeters inside diameter and 4.5 millimeters cross-section seal profile, molded from Buna 70 nitrile elastomer at 70 Shore A. It is packaged as 10 packs of 2 pieces to simplify replacement planning and inventory management for maintenance and assembly operations.

Specs

  • Inside diameter: 53 mm
  • Cross-section: 4.5 mm
  • Material: Buna 70 (Nitrile rubber)
  • Hardness: 70 Shore A
  • Finish/Color: Black
  • Size system: Metric
  • Pack configuration: 2 pieces per pack; 10 packs; total 20 pieces

Features

  • Precision seal geometry: conforms to a 4.5 millimeters cross-section and 53 millimeters ID to deliver reliable leak-tight performance in standard sealing tasks.
  • Material: Buna 70 (Nitrile rubber) provides chemical resistance to mineral oils, fuels, and lubricants, making it suitable for typical hydraulic and automotive sealing applications.
  • Durability profile: 70 Shore A hardness offers a balanced combination of elasticity and extrusion resistance for repeated compression in rolling and static seals.
  • Packaging efficiency: packaging configuration (2 pieces per pack, 10 packs) supports straightforward inventory management and quick replacement planning for service operations.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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