O-RING · EPDM
O-ring 64.77 × 2.62 mm · EPDM 80 · 41B8
O-ring with an inside diameter of 64.77 mm and a cross-section of 2.62 mm (64.77x2.62), in EPDM 80 Shore A to NF L 17-241 (material code 41B8). Nominal outside diameter 70.01 mm, weight 1.335 g.
| Oringaero reference | OA-41B8-64.77X2.62 |
|---|---|
| Material code | 41B8 — EPDM |
| Material standard | NF L 17-241 |
| Hardness | 80 Shore A |
| Inside Ø | 64.77 ± 0.51 mm |
| Cross-section | 2.62 ± 0.08 mm |
| Nominal outside Ø | 70.01 mm |
| Colour | Black |
| Weight | 1.335 g |
| Continuous temperature¹ | −55 to +100 °C |
| Short-term temperature¹ | −55 to +150 °C |
| Tolerances | ISO 3601-1:2012 — class A, annex A |
| Surface imperfections | ISO 3601-3:2005 + Amd 1:2018 — grade N |
¹ Service temperatures to NF L 17-241; the short-term temperature applies to brief exposure.
- Manufacturer: JUNGA Ltd, EN 9100 certified
- Lead time: 2 to 4 weeks depending on quantity
- Packaging: individual bags, labelled to NF L
- Price: on quotation; state the conformity documents you need
Application and inspection
Phosphate-ester hydraulic fluids.
Values measured at qualification of compound 41B8: tensile strength 19.2 MPa, elongation at break 151 %, compression set 3.9 % (70 h at 100 °C), density 1.17 g/cm³.

