AS568-451 (Parker 2-451)
O-ring 278.77 × 6.99 mm
Parker number 2-451 designates the same SAE AS568 size — the numbering differs only in the prefix.
Dimensions
- Inner diameter
- 278.77 mm (10.975 inches)
- Cross-section
- 6.99 mm (0.275 inches)
- Outer diameter
- 292.74 mm
- Series
- thick
In-stock O-rings 278.77 × 6.99 mm
On demand
O-ring 278.77×6.99 NBR 70 Shore A
- Dimensions
- 278.77 × 6.99 mm · OD 292.75 mm
- Material
- NBR · 70 ShA
SKU OR-NBR70-278-77x6-99-RB52293
€3.57excl. VAT
On demand
O-ring 278.77×6.99 FKM 80 Shore A
- Dimensions
- 278.77 × 6.99 mm · OD 292.75 mm
- Material
- FKM · 80 ShA
SKU OR-FKM80-278-77x6-99-RB57277
€20.70excl. VAT
On demand
O-ring 278.77×6.99 EPDM 70 Shore A
- Dimensions
- 278.77 × 6.99 mm · OD 292.75 mm
- Material
- EPDM · 70 ShA
SKU OR-EPDM70-278-77x6-99-RB53448
€8.96excl. VAT
Dimension source: SAE AS568D, cross-checked against the Parker O-Ring Handbook ORD 5700.