O-RING · NBR
O-ring 38 × 2.5 mm · NBR 60 · 20A6
O-ring with an inside diameter of 38 mm and a cross-section of 2.5 mm (38x2.5), in NBR 60 Shore A to NF L 17-120 (material code 20A6). Nominal outside diameter 43 mm, weight 0.756 g. Reference 5331-14-343-5929.
| Oringaero reference | OA-20A6-38X2.5 |
|---|---|
| Material code | 20A6 — NBR |
| Material standard | NF L 17-120 |
| Hardness | 60 Shore A |
| Inside Ø | 38 ± 0.36 mm |
| Cross-section | 2.5 ± 0.08 mm |
| Nominal outside Ø | 43 mm |
| Colour | Black |
| Weight | 0.756 g |
| Continuous temperature¹ | −30 to +120 °C |
| Short-term temperature¹ | −30 to +140 °C |
| Tolerances | ISO 3601-1:2012 — class A, annex A |
| Surface imperfections | ISO 3601-3:2005 + Amd 1:2018 — grade N |
| Reference | 5331-14-343-5929 |
¹ Service temperatures to NF L 17-120; 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
Mineral-based or synthetic-hydrocarbon hydraulic fluids.
Values measured at qualification of compound 20A6: tensile strength 19.0 MPa, elongation at break 460 %, compression set 25.9 % (70 h at 125 °C), density 1.21 g/cm³.

