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in stockReleased: 2026-02-01
UNE EN 3049:2025
Aerospace series - O-rings, in fluorocarbon rubber (FKM), low compression set - Hardness 80 IRHD (Endorsed by Asociación Española de Normalización in February of 2026.)
Material aeroespacial. Juntas tóricas en elastómero fluorocarbonado (FKM), de débil deformación remanente tras la compresión. Dureza 80 IRHD. (Ratificada por la Asociación Española de Normalización en febrero de 2026.)
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| Standard number: | UNE EN 3049:2025 |
| Pages: | 14 |
| Released: | 2026-02-01 |
| Status: | Standard |
DESCRIPTION
UNE EN 3049:2025
This document specifies the characteristics of O-rings in fluorocarbon rubber (FKM), low compression set, hardness 80 IRHD, for aerospace applications. They are intended to be used in air, mineral / synthetic oil and fuel systems. Operating conditions - Temperature: a) Continuous operation: "20 °C to +225 °C; b) Static applications minimum temperature of use: "50 °C. Limitation: not to be used with phosphoric ester type hydraulic fluids (permanent or temporary immersion).