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SB-25, Inline Ball Check valves

Type of product: Instrumentation

Pressure: 10000 PSI

Supplier reference: 56867

Original manufacturer: Plainsman mfg. inc.


Reliable, field-proven check valves. Features • Metal to metal seats • Simple design makes it easy to install and maintain, with only two moving parts • Low cracking pressure makes it suitable for vacuum or low-pressure applications • Lower price component to replace the alternatives in the same application Technical Specifications Cracking Pressure: 3-5 PSI (20-35 kPa) based on Viton seals Temperature Range: Based on viton seal, -15°F to 400°F (-26°C to 205°C) Temperature Range for Pressure Equipment and Pressure Piping: -15˚F to 100˚F (-26˚C to 38˚C) Spring: Stainless steel, (Inconel optional) Ball: Stainless steel Spring Retainer: CF8M Stainless Note: Valves without a CRN cannot be used in piping subject to the ALBERTA PRESSURE EQUIPMENT SAFETY REGULATION.


Plainsman Mfg. Inc. is a locally owned manufacturing and distribution company operating out of Edmonton, Alberta since 1966.

We manufacture and distribute products for oilfield production, pipeline maintenance, construction and gas and water distribution. We have an in-house engineering department and a full service manufacturing facility that enables us to respond efficiently to customer and industry needs.

Plainsman is currently operating out of a 44000 sq. ft. facility on the south side of Edmonton. We are dedicated to providing our customers with the best possible service, and maintain a large inventory at our Edmonton location. Continued registration of our ISO 9001 quality assurance system since 1994 also reflects our commitment to quality and service. At Plainsman, we are constantly seeking out new and better products and services to meet our customer’s requirements and the ever-changing demands of the industry.

Over the past 50 years Plainsman has built a solid distribution base which includes oilfield supply stores, OEM’s, PC pump suppliers, chemical pump and instrumentation companies and utility companies principally in Western Canada. We are large enough to effectively look after our customer’s needs and we’re dedicated to providing the kind of personal service and attention our customers deserve.

We pride ourselves on creating a positive company culture that promotes internal career growth opportunities as well as an interesting and enjoyable place to work. What sets us apart from our competition is employee job satisfaction which leads to excellent customer service achieved through the cooperation of all departments.

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