Cross reference
AS568-005 O-Ring Cross Reference
Nominal AS568 dimensions compared with the closest entries in the currently verified JIS B 2401 P and ISO 3601-1 datasets.
AS568 ID2.570 mm
Cross-section1.780 mm
AS568 OD6.120 mm
Closest dimensional entries
| Standard | Size | ID | CS | OD | ID Δ | CS Δ |
|---|---|---|---|---|---|---|
| ISO 3601-1 | ISO 005 | 2.57 | 1.78 | 6.13 | 0.00 | 0.00 |
| ISO 3601-1 | ISO 006 | 2.90 | 1.78 | 6.46 | 0.33 | 0.00 |
| JIS B 2401 | P-3 | 2.80 | 1.90 | 6.60 | 0.23 | 0.12 |
| ISO 3601-1 | ISO 004 | 1.78 | 1.78 | 5.34 | 0.79 | 0.00 |
| JIS B 2401 | P-2 | 1.80 | 1.90 | 5.60 | 0.77 | 0.12 |
| ISO 3601-1 | ISO 007 | 3.68 | 1.78 | 7.24 | 1.11 | 0.00 |
| JIS B 2401 | P-4 | 3.80 | 1.90 | 7.60 | 1.23 | 0.12 |
| ISO 3601-1 | ISO 003 | 1.42 | 1.52 | 4.46 | 1.15 | 0.26 |
| ISO 3601-1 | ISO 008 | 4.47 | 1.78 | 8.03 | 1.90 | 0.00 |
| ISO 3601-1 | ISO 002 | 1.07 | 1.27 | 3.61 | 1.50 | 0.51 |
These are dimensional comparisons, not automatic standards equivalence or interchangeability recommendations.
Check your groove
Use the AS568 size with the Groove Design Check to review your actual groove dimensions.
Groove Design Check