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O-Rings/Large Diameter (Part Numbers)
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Part Number
Configured Part Number is shown.
DFA8-[300-2000/1]
| Type | [ M ]Material | [ H ]Hardness (JIS Hs) | Color | Operation Temperature Range | JIS Symbol |
| DFA | Nitrile Rubber | 70±5 | Black | -30~100°C | Class 1 A |
| DFB | Nitrile Rubber | 90±5 | Black | -25~100°C | Class 1 B |
| DFF | Fluoro Rubber | 70±5 | Black | -15~200°C | Class 4 D |
Specifications
| Part Number | - | do |
| DFA4 | - | 850 |
| Part Number | Wire Dia. Tolerance | Inner Dia. do 1mm Increment | |
| Type | Wire Dia. W | ||
| DFA (Nitrile Rubber 70 - Black) DFB (Nitrile Rubber 90 - Black) DFF (Fluoro Rubber - Black) | 3.1 | ±0.13 | 300~2000 |
| 3.53 | |||
| 4 | |||
| 5.33 | ±0.15 | ||
| 5.7 | |||
| 6 | |||
| 7 | |||
| 8 | ±0.20 | ||
| 8.4 | |||
| 9 | ±0.25 | ||
| 10 | ±0.30 | ||
| 11 | |||
| 12 | |||
| 13 | ±0.39 | ||
| 15 | |||
| 16 | ±0.48 | ||
| 18 | |||
| 20 | |||
| Inner Dia. | Inner Dia. Tolerance |
| 300~400 | ±2.82 |
| 401~500 | ±3.30 |
| 501~600 | ±4.00 |
| 601~700 | ±4.70 |
| 701~800 | ±5.30 |
| 801~900 | ±6.00 |
| 901~1000 | ±6.70 |
| 1001~1100 | ±7.50 |
| 1101~1200 | |
| 1201~1300 | |
| 1301~1400 | |
| 1401~1500 | |
| 1501~1600 | ±8.80 |
| 1601~1700 | ±9.40 |
| 1701~1800 | +10.0~-10.4 |
| 1801~1900 | +10.0~-11.2 |
| 1901~2000 | +10.0~-11.7 |
| Type | DFA | DFB | DFF |
| JIS Symbol | Class 1 A | Class 1 B | Class 4 D |
| Tensile Strength (MPa) | 9.8 | 14 | 9.8 |
| Elongation (%) | 250 | 100 | 200 |
| Tensile Stress (MPa) | 2.7 | - | 1.9 |
| Compression Set (%) | 40 | 40 | 40 |
Part Number
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- *In order to open the CAD Data download and 3D preview screen, the part number must be fixed.
- Please confirm the part number from "Specification / Dimension"on the left side, and then perform the CAD Data Download / 3D Preview operation.
| Part Number |
|---|
| DFA8-[300-2000/1] |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | RoHS | Inner Dia. do (or d) (Ø) |
|---|---|---|---|---|---|---|
- | 1 Piece(s) | 9 Day(s) or more | 10 | 300 ～ 2000 |
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More Information
(1)Wire diameter and inner diameter are selectable.
(2)Able to keep high level of air tightness because of vulcanization molding.
(3) No breaks from joint parts.
Example
Basic Information
| Type | Configurable | Wire Dia. W(mm) | 8 | Material | Nitrile Rubber |
|---|---|---|---|---|---|
| Material Code, JIS | Class 1 A | Hardness | 70 |
- The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .
Additional Products in this Category
- O-Rings/G Series
- O-Ring JASO (Standards for Vehicles) F404 for Operation/for Fixing
- O-Ring, AS568 (ARP568), Aircraft O-Ring (Packing and Gasket)
- O-Ring JASO F404 3000s (for Motion/Fixing)
- O-Ring, ISO Equivalent General Industrial Use Series (for Fixing)
- O-Ring JISB2401 G Series (Fixed)
- JASO F404 (Movable, for Anchoring Cylindrical/Flat Surfaces)
- Fluor rubber O-ring EA423RF-11
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