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Models 71S and 171
![171 171](/sites/default/files/styles/product_listing_thumb/public/image-product-image-v2/171_2.jpg?itok=-CG9Adgu)
Cast iron body with SS seat and disc. Pressure-tight hood.
Features
- Suitable for back pressure to 50 psig.
- Seats lapped for optimum performance.
- Ball bearing pivot between disc and spring corrects misalignment and compensates for spring side thrust.
- SS spring.
Model 171
Pressure Limit: | 1 to 400 psig |
Temperature Limit: | -20° to 550° F |
Applications
- Overpressure relief and protection of pumps, tanks, lines and hydraulic systems.
- Acid, caustic, ammonia and other corrosive liquids requiring iron, steel or SS materials.
- Pressure regulation.
- By-pass relief.
Cast Steel with SS seat and disc. Pressure-tight hood.
KUKMC-71S_171_1.pdf720.84 KB ![171 171](/sites/default/files/styles/product_listing_thumb/public/image-product-variation-image-v2/171_2_1.jpg?itok=IMPwtdVj)
![171 171](/sites/default/files/styles/product_listing_thumb/public/image-product-variation-image-v2/171_2_1.jpg?itok=IMPwtdVj)
Model 171P
Pressure Limit: | 1 to 400 psig |
Temperature Limit: | -20° to 550° F |
Applications
- Overpressure relief and protection of pumps, tanks, lines and hydraulic systems.
- Acid, caustic, ammonia and other corrosive liquids requiring iron, steel or SS materials.
- Pressure regulation.
- By-pass relief.
Same as 171 with packed lift lever.
KUKMC-71S_171_3.pdf720.84 KB ![171 171](/sites/default/files/styles/product_listing_thumb/public/image-product-variation-image-v2/171_2_2.jpg?itok=GLHW-NNX)
![171 171](/sites/default/files/styles/product_listing_thumb/public/image-product-variation-image-v2/171_2_2.jpg?itok=GLHW-NNX)
Model 171S
Pressure Limit: | 1 to 400 psig |
Temperature Limit: | -20° to 550° F |
Applications
- Overpressure relief and protection of pumps, tanks, lines and hydraulic systems.
- Acid, caustic, ammonia and other corrosive liquids requiring iron, steel or SS materials.
- Pressure regulation.
- By-pass relief.
- Model 171S is all 316 SS potentially suitable for sanitary applications depending on requirements.
All 316 SS construction including spring. Available with pressure-tight hood or packed lift lever.
KUKMC-71S_171_5.pdf720.84 KB ![171 171](/sites/default/files/styles/product_listing_thumb/public/image-product-variation-image-v2/171_2_3.jpg?itok=TAtT9K-6)
![171 171](/sites/default/files/styles/product_listing_thumb/public/image-product-variation-image-v2/171_2_3.jpg?itok=TAtT9K-6)
Model 71S
Pressure Limit: | 1 to 250 psig |
Temperature Limit: | -20° to 406° F |
Applications
- Overpressure relief and protection of pumps, tanks, lines and hydraulic systems.
- Acid, caustic, ammonia and other corrosive liquids requiring iron, steel or SS materials.
- Pressure regulation.
- By-pass relief.
Cast iron body with SS seat and disc. Pressure-tight hood.
KUKMC-71S_171.pdf720.84 KB ![171 171](/sites/default/files/styles/product_listing_thumb/public/image-product-variation-image-v2/171_2_0.jpg?itok=L2lEQLrC)
![171 171](/sites/default/files/styles/product_listing_thumb/public/image-product-variation-image-v2/171_2_0.jpg?itok=L2lEQLrC)