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Parker 快速接头和附件
Parker Quick Couplings and Accessories
Parker Quick Couplings
Swivelling double nipple, Series DN
Swivelling double nippel with nominal diameter 5/12/16 for railway applications up to 12 bar. Available made of steel.
Parker's series DN is a swivelling double nipple with a very robust low temperature polyurethane seal to guarantee a long service life. By this swivelling double nipple, the hoses are not contorted or twisted - this means that the hoses have a longer service life.
Markets:
- Railway
Features/Benefits:
- Special NBR seal for low temperature applications up to -50°C
- Minimal pressure drop – equal to a steel tube
- Much longer life time of the hose
Applications:
- Pneumatic Braking Systems
- Pneumatic Applications
Technical Specifications
| Connection 1 Thread Size: |
18x1,5 up to 30x2 |
| Connection 2 Thread Size: |
3/8, 1/2 inch, 16x1,5, 26x1,5, 30x2 |
| Hex Size 1: |
19, 30, 36 mm |
| Hex Size 2: |
24, 27, 19, 32, 36 mm |
| Length: |
57,5 up to 75,5 mm |
| Materials of Construction: |
Steel |
| Seal Material: |
EPDM and Cryogenic-PU |
| Minimum Operating Temperature: |
-50 °C |
| Maximum Operating Temperature: |
120 °C |
| Maximum Operating Pressure: |
12 bar |
| Application: |
Railway |
Swivelling double nipple, Series DN 型号
| Part |
Size |
Connection 1 Style |
Connection 2 Style |
| DN16/16SZS |
L10 |
ISO 8434-1 series L external thread |
ISO 8434-1 series L with O-ring and nut |
| DN17/18SZS |
L12 |
ISO 8434-1 series L external thread |
ISO 228 with O-ring on the front |
| DN21/26SZS |
L18 |
ISO 8434-1 series L external thread |
ISO 228 with O-ring on the front |
| DN26/26SZS |
L18 |
ISO 8434-1 series L external thread |
ISO 8434-1 series L with O-ring and nut |
| DN30/30SZS |
L22 |
ISO 8434-1 series L external thread |
ISO 8434-1 series L with O-ring and nut |
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