# O-ring 33.5x4 mm FPM 80 · 64C8 · 5331-14-463-1213

Source: https://oringaero.fr/en/produits/64c8-33-5x4.html

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1. O-ring2. Drawing[Open the PDF drawing ↗](https://oringaero.fr/plans/Plan_64c8-33-5x4_33.5x4_64C8.pdf)O-RING · FPM / FKM

# O-ring 33.5 × 4 mm · FPM 80 · 64C8

O-ring with an inside diameter of 33.5 mm and a cross-section of 4 mm (33.5x4), in FPM 80 Shore A to NF L 17-164 (material code 64C8). Nominal outside diameter 41.5 mm, weight 2.739 g. Reference 5331-14-463-1213.

Oringaero reference | OA-64C8-33.5X4 | 

Material code | [64C8 — FPM / FKM](https://oringaero.fr/en/matieres/64C8.html) | 

Material standard | NF L 17-164 | 

Hardness | 80 Shore A | 

Inside Ø | 33.5 ± 0.30 mm | 

Cross-section | 4 ± 0.10 mm | 

Nominal outside Ø | 41.5 mm | 

Colour | Black | 

Weight | 2.739 g | 

Continuous temperature¹ | −20 to +230 °C | 

Short-term temperature¹ | −20 to +260 °C | 

Tolerances | ISO 3601-1:2012 — class A, annex A | 

Surface imperfections | ISO 3601-3:2005 + Amd 1:2018 — grade N | 

Reference | **5331-14-463-1213, 5331-14-603-0258** | 

¹ Service temperatures to NF L 17-164; the short-term temperature applies to brief exposure.

QuantityAdd to my request
- 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

Oils and fuels; high heat resistance.

Values measured at qualification of compound 64C8: tensile strength 16.5 MPa, elongation at break 178 %, compression set 15.9 % (70 h at 200 °C), density 1.85 g/cm³.

[Tolerances, surface imperfections and storage →](https://oringaero.fr/en/normes.html)

## Explore this material

[Properties and temperatures: 64C8](https://oringaero.fr/en/matieres/64C8.html)
[Browse all dimensions](https://oringaero.fr/en/catalogue/64c8-5.html)
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Adjacent catalogue sizes are not interchangeable; confirm dimensions and suitability.