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ČSN EN 3049 (317151)
Aerospace series - O-rings, in fluorocarbon rubber (FKM), low compression set - Hardness 80 IRHD
Translate name
STANDARD published on 1.5.2026
The information about the standard:
Designation standards: ČSN EN 3049
Classification mark: 317151
Catalog number: 523348
Publication date standards: 1.5.2026
SKU: NS-1268438
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
The category - similar standards:
Annotation of standard text ČSN EN 3049 (317151):
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 used with phosphoric ester type hydraulic fluids (permanent or temporary immersion)
Preview of the standard ČSN EN 3049 (317151)
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