| Models 6252, 6253 and 6254 Heavy
duty construction of high quality cast iron with bronze or stainless steel semi-nozzle
trim. Bolted bonnet design for easy maintenance. Seats lapped to optical flatness. Dual
control rings offer easy adjustability for precision opening with minimum pre-open or
simmer and exact blowdown control. Heavy duty lift lever assembly. |

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| Specifications: |
| Sizes Pressure/Temperature Limits: |
1 1/2 thru 6 inch (40 thru
150 mm) 250 psig (17.2 barg)/406 degrees F
(208 degrees C) |
| Applications: |
| Steam boilers and generators. |
| Pressure reducing stations. |
| Air/gas compressors - reciprocating or rotary. |
| Pressure Vessels - including tanks, receivers,
intercoolers, oil-gas separators, lines. |
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