OR-FKM80-72x3-RB56364
O-ring 72×3 FKM 80 Shore A
This FKM (Viton) O-ring is a premium fluorocarbon rubber with excellent resistance to high temperatures, aggressive media and fuels.
- SKU
- OR-FKM80-72x3-RB56364
- Article number
- 56364
- Dimensions
- 72 × 3 mm
- Material
- FKM · 80 Sh A
excl. VAT
From €2.16
€2.66 incl. VAT
Minimum order is €5.00 excl. VAT. Below that you pay the difference as a top-up — add more pieces and you'll avoid it.
Available to order — approx. 5 days
Add 9 more pieces — from 10 pcs the price is €1.94 per piece, ex. VAT.
Need a price for a larger volume?
FKM O-ring 72 × 3 mm (inner diameter 72 mm, cross-section 3 mm). Outer diameter 78 mm. Hardness 80 Sh A. Temperature range -20 °C to 200 °C. Standard ISO3601-72x3.
- Inner diameter (ID)
- 72 mm
- Cross-section (CS)
- 3 mm
- Outer diameter (OD)
- 78 mm
- Dimensions
- 72x3
- Material
- FKM
- Hardness
- 80 Sh A
- Colour
- brown
- Temperature range
- -20 °C to 200 °C
- Standard code
- ISO3601-72x3
- ISO 3601 size
- 72x3
- SKU
- OR-FKM80-72x3-RB56364
- Country of origin
- Germany
- Availability
- On demand
Technical specifications
| Product data | |
|---|---|
| Material | FKM |
| Hardness (Shore A) | 80 Sh A |
| Color | brown |
| Certifications | No specific certifications |
| Indicative values for FKM | |
| Temperature range | -20 °C to 200 °C |
| Tensile strength | 13 MPa |
| Ultimate elongation | 180 % |
| Compression set | 18 % |
| Specific gravity | 1.85 g/cm³ |
These values apply to the FKM material family as a whole, not to this specific size and hardness. Always verify suitability for your specific application before use.
Cross-standard size references
- Standard code
- ISO3601-72x3
- ISO 3601
- 72x3
- DIN 3771
- 72x3
Material properties
Fluorocarbon rubber (FKM), known by the trade name Viton, is a premium elastomer for high-temperature and chemically demanding applications. It offers very good resistance to mineral oils, aromatic hydrocarbons, fuels including biodiesel, mineral acids, hot oils, ozone and oxygen. Operating temperature range is -20 °C to +200 °C, short-term up to +230 °C. It is an OEM standard for automotive engine seals. Not suitable for amines, ketones, esters, glycol-based brake fluids, hot water and steam.
- Material
- FKM
- Chemical name
- Fluorocarbon Rubber
- Material grade
- Viton, FPM, Tecnoflon
- Trade names
- DuPont Viton, Solvay Tecnoflon, Daikin Dai-el
Suitable for various industries
FKM O-rings are used in engine systems, turbochargers, fuel injectors, chemical industry, oil & gas industry and aerospace. Typical applications include biodiesel fuel distribution seals, EGR systems, high-temperature hydraulic press cylinder seals, and chemical pumps.
Application notes
Premium choice for engine systems, biodiesel fuel distribution and chemical industry. Avoid glycol-based brake fluid and ketones. In dynamic applications monitor compression set at temperatures above +150 °C.
Advantages
- High thermal resistance up to +200 °C (short-term +230 °C)
- Resistant to fuels, mineral oils and aromatic hydrocarbons
- Resistant to ozone, oxygen and UV radiation
- Low compression set at elevated temperatures
- OEM standard for automotive engine seals
Price tiers
| When buying | per piece |
|---|---|
| from 1 pcs | €2.16 |
| from 10 pcs −10.2% | €1.94 |
| from 100 pcs −25% | €1.62 |
| from 1000 pcs −35.2% | €1.40 |
Prices exclude VAT. The volume discount is applied automatically in the cart.
Documentation
Related products
Equivalents, alternative materials, and cross-references.
O-ring 72×3 NBR 70 Shore A
- Dimensions
- 72 × 3 mm · OD 78 mm
- Material
- NBR · 70 ShA
SKU OR-NBR70-72x3-RB50605
€0.33excl. VAT
O-ring 72×3 NBR 90 Shore A
- Dimensions
- 72 × 3 mm · OD 78 mm
- Material
- NBR · 90 ShA
SKU OR-NBR90-72x3-RB55650
€1.00excl. VAT