Buna-N O-Ring, .629, 90A Durometer, (Same as FS 021-K), MJ 016 is a black, round-cross-section O-ring made from Buna-nitrile, designed for a wide range of sealing applications. Known for its strength and resistance properties, this O-ring ensures effective sealing in industrial and mechanical environments.
O-rings are widely used in engines, faucets, valves, and various sealing applications, offering reliable pressure and fluid sealing for overlapping, cylindrically shaped surfaces. Its 90A durometer enhances durability, making it suitable for demanding applications.
Features:
- Constructed from Buna-nitrile, offering high tensile strength and resistance to abrasion, tear, and compression set
- Operates in temperatures ranging from -30°F (-34°C) to 250°F (121°C)
- Compatible with petroleum, HFA, HFB, and HFC fluids, vegetable oil, alcohol, acids, and aliphatic hydrocarbons
- Not suitable for use with acetone, ethers, esters, ozone, sunlight, or weathering exposure
- Hardness of 90A Shore Durometer for durability and indentation resistance
- Meets Aerospace Standard AS568A for O-ring size specifications
Specifications:
- Nominal Inside Diameter: 0.61 inches
- Item Diameter: 0.75 inches
- Material: Buna-nitrile (NBR)
- Shape: Round with a hole in the center
- Dimensions: 3.62 x 3.31 x 0.47 inches
- Weight: 0.63 ounces
