15.00 EURexcl. VAT · import VAT and duties on delivery
Key specifications
| Connection type | flange |
|---|---|
| Sealing | flat gasket, o-ring or taper |
| Generic equivalents | rarely have generic equivalents |
| Kit contents | 2 flanges rp 1" |
36.00EUR
on orderexcl. VAT · import VAT and duties on delivery · shipping calculated at checkout
- Delivery to 97 countries
- Original manufacturer part
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Description
The Honeywell Flange kits KTCOMB25, type designation 534.889.900, are boiler pipe fittings designed for mounting on the outlet side of Honeywell VQ420/25M gas valves. Each kit contains 2 flanges with Rp 1" connections. These kits use a flange connection type and are sealed with a flat gasket, o-ring, or taper. They are manufacturer-specific and rarely have generic equivalents.
Further details
| Application | for mounting on the outlet side, for honeywell vq420/25m gas valves |
|---|---|
| Generic fit warning | do not rely on outer appearance alone |
| Geometry fixed | geometry is fixed by the appliance |
| Inspection Requirement | check the condition of the mating surfaces |
| Installation notes | tighten fasteners evenly to specified torque |
| Replacement requirement | same manufacturer designation and interface dimensions |
| Selection criteria | thread type and size, material, sealing method, pressure and temperature rating, and appliance model |
Choosing and fitting
Parts of this type are selected by matching the thread type and size, material, sealing method, and the exact appliance model they are designed for. Before ordering, verify the flange orientation, bore size, and thread form against the appliance specifications. Installation requires checking the condition of mating surfaces, ensuring the correct gasket or sealing method is supplied, and tightening fasteners evenly to the specified torque.
Signs of failure
Items of this kind can fail due to worn or damaged seals, leading to gas or water leaks at the connection. Misalignment or improper tightening can cause leakage or stress on the valve. Check for visible cracks, deformation, or signs of leakage around the flange area.
Fits equipment
Honeywell VQ420/25M
All specifications
| Connection type | flange |
|---|---|
| Sealing | flat gasket, o-ring or taper |
| Generic equivalents | rarely have generic equivalents |
| Kit contents | 2 flanges rp 1" |
Part numbers
| SKU | KTCOMB25 |
|---|---|
| Additional article | 534.889.900-2 |
| Type designation | 534.889.900 |
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