.275" C/S (1/4" NOMINAL) (6.99 MM)

APG stocks the 0284H275, a black Buna-N (Nitrile) 90 Shore A O-Ring Cord Stock with a cross section of 0.275 in (6.99 mm). An o-ring cord stock provides continuous extruded stock for building one-off or oversized rings.

Buna-N (Nitrile) is specified here for economical choice for high-volume maintenance programs, reliable performance in both static and dynamic service. The material holds up against greases and lubricants, hydraulic fluids, and many alcohols. It is not the right choice where strong acids or ozone and direct sunlight are present.

It sees regular use in construction equipment, automotive, and agricultural equipment.

0284H275 ships by the foot. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.