UHV BELLOWS
Huntington series 247 edge-welded bellows, fabricated from type AM350 stainless steel, are designed to withstand a broad range of working temperatures. Advanced design techniques allow for a smaller envelope, more flexible diaphragm, greater stroke capability and lower solid height.
Formed Bellows are suitable for a wide variety of applications including temperature and pressure control, hermetic seals, expansion joints and flexible couplings.
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Edge Welded Stainless Steel Bellows
 All dims: inches (mm) |
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| Bellows O.D. |
Free Length |
Extended Length |
Comp. Length |
Bellows I.D. |
Stroke | Flange Dim. I |
Flange Dim. T |
Part Number |
| 0.59 | 0.56 | 0.75 | 0.21 | 0.26 | 0.54 | .687 | .015 | 247-19 |
| 0.75 | 0.77 | 0.90 | 0.23 | 0.25 | 0.67 | .900 | .015 | 247-21 |
| 1.03 | .94 | 1.38 | 0.38 | 0.54 | 1.00 | 1.15 | .015 | 247-01 |
| 1.03 | 2.34 | 3.00 | 0.55 | 0.54 | 2.45 | 1.15 | .015 | 247-07 |
| 1.03 | 3.78 | 5.50 | 1.37 | 0.54 | 4.12 | 1.15 | .015 | 247-09 |
| 1.03 | 9.45 | 13.62 | 3.50 | 0.54 | 10.12 | 1.15 | .015 | 247-14 |
| 1.03 | 14.30 | 15.50 | 3.50 | 0.54 | 12.00 | 1.07 | .015 | 247-17 |
| 1.17 | 1.65 | 2.25 | 0.50 | 0.75 | 1.75 | 1.20 | .015 | 247-04 |
| 1.50 | 1.86 | 2.25 | 0.50 | 0.54 | 1.75 | 1.50 | .015 | 247-22 |
| 1.50 | 2.82 | 3.82 | 1.07 | 0.54 | 1.75 | 1.50 | .015 | 247-23 |
| 1.62 | 1.07 | 1.60 | 0.22 | 0.75 | 1.38 | 1.63 | .015 | 247-02 |
| 1.62 | 1.00 | 1.60 | 0.22 | 0.75 | 1.38 | 1.50 | .015 | 247-03 |
| 1.62 | 1.25 | 2.25 | 0.36 | 0.75 | 1.88 | 2.10 | .015 | 247-05 |
| 1.62 | 2.38 | 2.75 | 0.38 | 0.75 | 2.38 | 2.10 | .015 | 247-06 |
| 1.62 | 3.12 | 4.75 | 1.62 | 0.75 | 3.12 | 2.12 | .015 | 247-08 |
| 1.62 | 4.12 | 5.75 | 1.62 | 0.75 | 4.18 | 2.12 | .015 | 247-10 |
| 1.62 | 19.0 | 22.5 | 3.55 | 0.75 | 19.0 | 2.00 | .015 | 247-18 |
| 2.20 | 5.38 | 0.87 | 1.04 | 4.50 | 1.04 | 2.25 | .015 | 247-11 |
| 2.20 | 5.06 | 6.62 | 0.92 | 1.04 | 5.70 | 2.50 | .015 | 247-12 |
| 2.20 | 10.0 | 11.8 | 1.68 | 1.04 | 10.1 | 2.20 | .015 | 247-15 |
| 2.20 | 10.1 | 12.3 | 2.23 | 1.40 | 10.1 | 2.20 | .015 | 247-16 |
| 2.20 | 2.00 | 2.69 | 0.44 | 1.04 | 2.25 | 2.25 | .015 | 247-24 |
| 2.50 | 5.00 | 8.50 | 1.50 | 1.75 | 7.00 | 3.00 | .015 | 247-13 |
| 4.97 | 10.4 | 11.0 | 6.00 | 4.00 | 5.00 | 5.13 | .015 | 247-25 |
Usage
Huntington welded bellows are suitable for many applications including valve stem & rotary shaft seals, and vibration isolators. Series 247 bellows are used in the manufacture of our valves, feedthroughs, manipulators and other components requiring welded bellows. A wide range of bellows sizes are maintained in stock for immediate delivery. Additional sizes and custom bellows are available.
Formed Stainless Steel Bellows
 All dims: inches (mm) |
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| Cuff I.D. |
Bellows Length |
Bellows O.D. |
Cuff Length |
Spring Rate (lbs.) |
Wall Thickness |
Deflection (+ or -) |
Part Number |
| 0.25 | 1.00 | 0.37 | 0.50 | 148 | .005 | 0.25 | 6502 |
| 0.31 | 1.00 | 0.45 | 0.50 | 132 | .005 | 0.25 | 6503 |
| 0.37 | 1.50 | 0.54 | 0.50 | 115 | .005 | 0.38 | 6504 |
| 0.50 | 1.50 | 0.73 | 0.50 | 225 | .005 | 0.38 | 6505 |
| 0.62 | 1.50 | 0.87 | 0.50 | 136 | .005 | 0.38 | 6506 |
| 0.75 | 1.50 | 1.05 | 0.50 | 101 | .005 | 0.50 | 6507 |
| 0.87 | 2.00 | 1.23 | 0.50 | 95 | .005 | 0.50 | 6508 |
| 1.00 | 2.00 | 1.38 | 0.50 | 173 | .005 | 0.50 | 6509 |
| 1.12 | 2.00 | 1.55 | 0.75 | 174 | .005 | 0.50 | 6510 |
| 1.25 | 2.00 | 1.60 | 0.75 | 174 | .005 | 0.50 | 6511 |
| 1.25 | 4.50 | 1.56 | 0.75 | 174 | .006 | 2.00 | 6528 |
| 1.25 | 7.00 | 1.50 | 0.75 | 174 | .006 | 2.00 | 6529 |
| 1.37 | 2.00 | 1.90 | 0.75 | 184 | .005 | 0.50 | 6512 |
| 1.50 | 2.00 | 1.95 | 0.75 | 154 | .006 | 0.50 | 6513 |
| 1.62 | 2.00 | 2.12 | 0.75 | 136 | .006 | 0.50 | 6514 |
| 1.75 | 2.00 | 2.30 | 0.75 | 149 | .006 | 0.50 | 6515 |
| 2.00 | 2.50 | 2.60 | 0.75 | 108 | .006 | 0.75 | 6516 |
| 2.25 | 2.50 | 2.80 | 0.75 | 109 | .006 | 0.75 | 6517 |
| 2.50 | 2.50 | 3.13 | 0.75 | 120 | .006 | 0.75 | 6518 |
| 3.00 | 3.00 | 3.75 | 0.75 | 109 | .006 | 0.75 | 6519 |
| 3.50 | 3.00 | 4.35 | 1.00 | 110 | .006 | 0.75 | 6520 |
| 4.00 | 4.00 | 5.20 | 1.00 | 85 | .006 | 1.25 | 6521 |
| 4.50 | 4.00 | 5.30 | 1.00 | 94 | .006 | 1.25 | 6522 |
| 5.00 | 5.00 | 6.00 | 1.00 | 104 | .008 | 1.50 | 6523 |
| 6.00 | 5.00 | 7.20 | 1.00 | 270 | .008 | 1.50 | 6524 |
| 8.00 | 6.00 | 9.25 | 1.25 | 467 | .008 | 1.50 | 6525 |
| 10.0 | 6.00 | 11.25 | 1.25 | 575 | .010 | 2.00 | 6526 |
| 12.0 | 6.00 | 13.25 | 1.25 | 684 | .010 | 2.00 | 6527 |
Usage
Huntington formed bellows are used in all our products that require formed bellows for vibration dampening and limited stroke applications. Series 6500 bellows are designed for high vacuum applications and are made from Type AISI 321 stainless steel.
