# Material 60C7 (FPM / FKM) — O-rings | Oringaero Source: https://oringaero.fr/en/matieres/60C7.html [All materials](https://oringaero.fr/en/matieres.html) / 60C7 FPM / FKM # Material 60C7 Oils, fuels and some diester lubricants. ## Properties Family | FPM / FKM | Standard | NF L 17-260 | Nominal hardness | 75 Shore A | Measured IRHD hardness | 80 | Continuous service temperature | −20 to +200 °C | Short-term temperature | −20 to +260 °C | Storage group | V | ## Your need in 60C7 Specify your drawing, quantities and service conditions. [Request a quote](https://oringaero.fr/en/devis.html?matiere=60C7) · [Download the data sheet (PDF)](https://oringaero.fr/fiches/Material_data_sheet_60C7_Oringaero.pdf)[Storage conditions →](https://oringaero.fr/en/normes.html#stockage) ## Properties measured at qualification Qualification tests of compound 60C7 to NF L 17-260, carried out by an independent test laboratory. “—”: measured value with no requirement in the standard. Property | Requirement | Measured **Initial state** Hardness IRHD (°) | 71 to 80 | 80 Hardness Shore A (points) | 75±5 | 80 Tensile strength (MPa) | ≥13 | 18.4 Elongation at break (%) | ≥175 | 193 Modulus at 100 % (MPa) | — | 8.8 Tear strength (kN/m) | — | 28 Density (Mg/m³) | ±0.03 between deliveries | 1.86 **Fuel immersion — 70 h at 23 °C in solvent B** Change in IRHD hardness (°) | -5 to 5 | -1 Max. change in tensile strength (%) | -15 | -7.6 Max. change in elongation (%) | -15 | 2.6 Change in volume (%) | 0 to 5 | 2 **Lubricant immersion — 70 h at 200 °C in fluid 101** Change in IRHD hardness (°) | -15 to 5 | -12 Max. change in tensile strength (%) | -30 | -8.7 Max. change in elongation (%) | -20 | 17.6 Change in volume (%) | 0 to 20 | 12.4 **Heat ageing — 70 h at 250 °C in air** Change in IRHD hardness (°) | 0 to 10 | 0 Max. change in tensile strength (%) | -35 | -3.3 Max. change in elongation (%) | -35 | -3.6 Max. change in mass (%) | -5 | -2.5 **Compression set** After 70 h at 200 °C in air (%) | ≤35 | 20.7 **Temperature retraction (TR 10)** Initial state (°C) | ≤-15 | -16.8 ## O-rings in this material in the catalogue 48 references · sorted by inside diameter. - [OA-60C7-3X1](https://oringaero.fr/en/produits/60c7-3x1.html)3 × 1 mm - [OA-60C7-5.28X1.78](https://oringaero.fr/en/produits/60c7-5-28x1-78.html)5.28 × 1.78 mm - [OA-60C7-5.7X1.9](https://oringaero.fr/en/produits/60c7-5-7x1-9.html)5.7 × 1.9 mm - [OA-60C7-6X2](https://oringaero.fr/en/produits/60c7-6x2.html)6 × 2 mm - [OA-60C7-6X2.2](https://oringaero.fr/en/produits/60c7-6x2-2.html)6 × 2.2 mm - [OA-60C7-8.9X1.9](https://oringaero.fr/en/produits/60c7-8-9x1-9.html)8.9 × 1.9 mm - [OA-60C7-10.5X2](https://oringaero.fr/en/produits/60c7-10-5x2.html)10.5 × 2 mm - [OA-60C7-10.5X2.7](https://oringaero.fr/en/produits/60c7-10-5x2-7.html)10.5 × 2.7 mm - [OA-60C7-12.1X3.6](https://oringaero.fr/en/produits/60c7-12-1x3-6.html)12.1 × 3.6 mm - [OA-60C7-13.6X2.7](https://oringaero.fr/en/produits/60c7-13-6x2-7.html)13.6 × 2.7 mm - [OA-60C7-15.1X2.7](https://oringaero.fr/en/produits/60c7-15-1x2-7.html)15.1 × 2.7 mm - [OA-60C7-16X2](https://oringaero.fr/en/produits/60c7-16x2.html)16 × 2 mm - [OA-60C7-19.1X3.9](https://oringaero.fr/en/produits/60c7-19-1x3-9.html)19.1 × 3.9 mm - [OA-60C7-23.39X3.53](https://oringaero.fr/en/produits/60c7-23-39x3-53.html)23.39 × 3.53 mm - [OA-60C7-25X2.5](https://oringaero.fr/en/produits/60c7-25x2-5.html)25 × 2.5 mm - [OA-60C7-27X1](https://oringaero.fr/en/produits/60c7-27x1.html)27 × 1 mm - [OA-60C7-27X2](https://oringaero.fr/en/produits/60c7-27x2.html)27 × 2 mm - [OA-60C7-29.74X3.53](https://oringaero.fr/en/produits/60c7-29-74x3-53.html)29.74 × 3.53 mm - [OA-60C7-30.8X3.6](https://oringaero.fr/en/produits/60c7-30-8x3-6.html)30.8 × 3.6 mm - [OA-60C7-35X2.5](https://oringaero.fr/en/produits/60c7-35x2-5.html)35 × 2.5 mm - [OA-60C7-36X3](https://oringaero.fr/en/produits/60c7-36x3.html)36 × 3 mm - [OA-60C7-37.4X1.78](https://oringaero.fr/en/produits/60c7-37-4x1-78.html)37.4 × 1.78 mm - [OA-60C7-44.17X1.78](https://oringaero.fr/en/produits/60c7-44-17x1-78.html)44.17 × 1.78 mm - [OA-60C7-51.9X3](https://oringaero.fr/en/produits/60c7-51-9x3.html)51.9 × 3 mm [View all 48 O-rings in 60C7 in the catalogue →](https://oringaero.fr/en/catalogue.html?mat=60C7) [All catalogue sizes in 60C7](https://oringaero.fr/en/catalogue/60c7-1.html)