# O-ring 96x3.5 mm NBR 70 · 21A7 · 5331-14-216-5343

Source: https://oringaero.fr/en/produits/21a7-96x3-5.html

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1. O-ring2. Drawing[Open the PDF drawing ↗](https://oringaero.fr/plans/Plan_21a7-96x3-5_96x3.5_21A7.pdf)O-RING · NBR

# O-ring 96 × 3.5 mm · NBR 70 · 21A7

O-ring with an inside diameter of 96 mm and a cross-section of 3.5 mm (96x3.5), in NBR 70 Shore A to NF L 17-121 (material code 21A7). Nominal outside diameter 103 mm, weight 3.669 g. Reference 5331-14-216-5343.

Oringaero reference | OA-21A7-96X3.5 | 

Material code | [21A7 — NBR](https://oringaero.fr/en/matieres/21A7.html) | 

Material standard | NF L 17-121 | 

Hardness | 70 Shore A | 

Inside Ø | 96 ± 0.71 mm | 

Cross-section | 3.5 ± 0.10 mm | 

Nominal outside Ø | 103 mm | 

Colour | Black | 

Weight | 3.669 g | 

Continuous temperature¹ | −20 to +120 °C | 

Short-term temperature¹ | −20 to +140 °C | 

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

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

Reference | **5331-14-216-5343** | 

¹ Service temperatures to NF L 17-121; 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

Petroleum fuels and some diester lubricants.

Values measured at qualification of compound 21A7: tensile strength 20.4 MPa, elongation at break 366 %, compression set 20.5 % (70 h at 125 °C), density 1.22 g/cm³.

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

## Explore this material

[Properties and temperatures: 21A7](https://oringaero.fr/en/matieres/21A7.html)
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Adjacent catalogue sizes are not interchangeable; confirm dimensions and suitability.