• ENIDINE YI-3B Series Triple Bellows Air Spring
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ENIDINE YI-3B Series Triple Bellows Air Spring

ENIDINE YI-3B Series Triple Bellows Air Spring

Triple-convolution bellows air springs for long strokes and very low natural frequency vibration isolation.

Key features

  • Multi-ply fabric-reinforced rubber bellows with aluminium or steel end retainers
  • Load capacity adjusted by air pressure (about 2-6 bar) with one model
  • Allows up to 10 mm lateral offset and up to 30 degrees angular motion
  • Usable as a short-stroke actuator or as a low-frequency vibration isolator
  • Resistant to chemicals, alkalis, acids, glycol hydraulic fluids and weathering

Specifications

Flex member Fabric-reinforced Wingprene or natural rubber
End retainers Forged steel, cast zinc alloy or cast aluminium
Operating temperature YI-1B5 to YI-2B8: -40 to 70 C; others: -55 to 70 C
Air fitting NPTF (BSP on metric versions)
YI-3B12 Assembly numbers: 304, 305, 308, 325, 326 | Metric-mount assembly numbers: 320 | Max. stroke: 269-281 mm | Max. diameter at 7 bar: 331-350 mm | Min. height: 116-120 mm | Max. height: 457-482 mm | Natural frequency: 90 CPM
YI-3B14 Assembly numbers: 351, 353, 361, 374, 396, 401, 403, 411, 450, 453 | Metric-mount assembly numbers: 409 | Max. stroke: 200-401 mm | Max. diameter at 7 bar: 394 mm | Min. height: 119-186 mm | Max. height: 462-520 mm | Natural frequency: 75-90 CPM
YI-3B15 Assembly numbers: 375, 376, 377, 378 | Max. stroke: 185-251 mm | Max. diameter at 7 bar: 420 mm | Min. height: 120-186 mm | Max. height: 432 mm | Natural frequency: 85 CPM
Air SpringsENIDINE
3 product codes available in this family
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ENIDINE YI-3B Series Triple Bellows Air Spring

Brand ENIDINE·Air Springs

Available part numbers (3)

YI-3B12, YI-3B14, YI-3B15

How to order

Send the ENIDINE part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codeSpec
YI-3B12Assembly numbers: 304, 305, 308, 325, 326 | Metric-mount assembly numbers: 320 | Max. stroke: 269-281 mm | Max. diameter at 7 bar: 331-350 mm | Min. height: 116-120 mm | Max. height: 457-482 mm | Natural frequency: 90 CPM
YI-3B14Assembly numbers: 351, 353, 361, 374, 396, 401, 403, 411, 450, 453 | Metric-mount assembly numbers: 409 | Max. stroke: 200-401 mm | Max. diameter at 7 bar: 394 mm | Min. height: 119-186 mm | Max. height: 462-520 mm | Natural frequency: 75-90 CPM
YI-3B15Assembly numbers: 375, 376, 377, 378 | Max. stroke: 185-251 mm | Max. diameter at 7 bar: 420 mm | Min. height: 120-186 mm | Max. height: 432 mm | Natural frequency: 85 CPM

Need a different model, or a part not listed here? Send us your parts list →

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