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rising os and y valve

rising os and y valve

Rising stem VS OSY valves - Water treatment ...

2017-4-13  In a Rising Stem (RS) the thrust bearing is inside the valve and the operating wheel rises as the valve opens, the bearing is lubricated by the fluid inside the valve. Open Yoke and Stem (OSY) has the thrust bearing outside the valve so may require external

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OSY Gate Valve - Rising Stem with Visual indicator -

OSY Gate Valve, Rising Stem, Flanged end, JIS Gate Valve. OSY Gate Valve provides a visual indication of the valve’s open/closed position. Applications include fire sprinkler systems. This shut-off OSY gate valve features a resilient wedge gate valve that includes stainless steel internals and stem, and outside stem and yoke.

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OSY Gate Valve - Minnesota

2012-3-28  OSY gate valve. OSY means “outside stem and yoke” or "outside screw and yoke". OSY gate valves operate by opening and closing via a gate, which lowers into or rises out of the valve. Raising the gate allows water to flow through the valve while lowering the gate cuts off

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What Is An OSY Valve, And When Is It Required?

2012-3-13  On every OSY valve there is a packing nut, or packing screws. The purpose of these is to hold the packing material of the valve tightly in place so there are no leaks. Sometimes the packing nuts can be too tight or too loose. If the valve handle on an OSY valve

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Rising Stem Non-Rising Stem Gate Valve-gate valve

2015-5-15  Rising stem are often with outside screw yoke(OSY) structure with the stem threads being isolated from the medium by stem packing whilst the threads of non-rising stem are exposed to the medium. Therefore, the threads of rising stem can be easily lubricated while the threads of non-rising stem are more likely to be subject to corrosion and ...

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OSY Valve - All You Need to Know - Harris Water Main

2013-4-9  An OSY Valve (outside screw yoke) functions by opening and closing via a gate, which lowers both in and out of the valve. When the handle is turned clockwise

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OSY Valve 4" - 12" Flanged Ends - Mueller Co. Water ...

2021-11-24  R-2361Sizes: 4” - 12”Features:UL 262 Listed and FM 1120/1130 Approved and certified to ANSI/NSF 61 372Epoxy Coated interior and exterior surfacesOutside Screw Yoke (O.S.Y.)Adjustable packingRubber encapsulated iron wedgeHandwheel – open left or open right250psig (1725 kPa/17 barg) maximum working pressure - 500psig (3450 kPa/35 barg) static testEpoxy coating

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Outside Stem Yoke (OSY) - U.S. Pipe Valve Hydrant,

2021-11-24  U.S. Pipe Valve Hydrant UL/FM Series Resilient Wedge Gate Valves are available in Non-Rising Stem (NRS) with indicator Post Flange (PIV), Non-Rising Stem with AWWA Style Stuffing Box, and Outside Screw and Yoke (OSY) with Handwheel.Outside Screw and Yoke (OSY) Resilient Wedge Gate Valves have adjustable packing seal and a handwheel, and is normally used for

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OSY Gate Valves American Fire Supply

OSY Gate Valves. An OSY (outside stem yoke) gate valve is commonly used in the fire protection industry to control water flow in sprinkler systems. Our OSY gate valves are UL Listed and FM Approved.

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OS Y Supervisory Switches - HD Fire

These switches mount conveniently to most OSY valves ranging in size from 2" to 12" (50mm to 300mm) Make sure the groove in the valve stem is at least as wide as the OSYSU roller or trip rod and is at least 1/2" deep. If not, use a 3/8" round file on the groove. UL Listed FM Approved.

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Rising stem VS OSY valves - Water treatment ...

2017-4-13  In a Rising Stem (RS) the thrust bearing is inside the valve and the operating wheel rises as the valve opens, the bearing is lubricated by the fluid inside the valve. Open Yoke and Stem (OSY) has the thrust bearing outside the valve so may require external

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OSY Gate Valves American Fire Supply

OSY Gate Valves. An OSY (outside stem yoke) gate valve is commonly used in the fire protection industry to control water flow in sprinkler systems. Our OSY gate valves are UL Listed and FM Approved.

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OSY Valve - All You Need to Know - Harris Water Main

2013-4-9  An OSY Valve (outside screw yoke) functions by opening and closing via a gate, which lowers both in and out of the valve. When the handle is turned clockwise the gate will close preventing any water from traveling through the valve. When the handle

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AVK UK

AVK FLANGED GATE VALVE OSY, AWWA C509, 250 PSI. Flanged gate valve with rising stem OSY for fire protection applications to max. 70° C. AVK gate valves are designed with built-in safety in every detail. The wedge is fully vulcanized with AVK’s

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Bolted Bonnet OSY Wedge Gate Valves - API 600 Class:

2019-12-8  Rising Stem Ball RSB1006B1036RGFT-HR Rising Stem Ball, 10”, 600#, Bolted Bonnet, WCB Body, 316SS Trim, HNBR Seals, RPTFE Seats, Raised Face, Gear Operated BAL 02 01 B 13 13 R L FT - H D X Figure Number Profile No. Figure Number Code Description 1 Valve Type Identifies the valve body design (gate, globe, ball, plug, etc.)

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Maintenance and Operation Manual - United Water

2019-4-4  yoke valves (OSY) require space above the valve to accommodate the rising stem. Valves must be provided with adequate support. Adjoining pipe-work must be supported to avoid the imposition of pipeline strains on t he valve body, which would impair its performance or crack the valve body. Heavy valves may need independent support or anchorage.

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OS Y Supervisory Switches - HD Fire

These switches mount conveniently to most OSY valves ranging in size from 2" to 12" (50mm to 300mm) Make sure the groove in the valve stem is at least as wide as the OSYSU roller or trip rod and is at least 1/2" deep. If not, use a 3/8" round file on the groove. UL Listed FM Approved.

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“Y”-PATTERN GLOBE VALVES - BFE

2017-9-6  and Yoke (OSY). Flanged valves are provided with ˜ anges integral with the body forgings. SECTION INDEX OF “Y”-PATTERN GLOBE VALVES APPLICABLE STANDARDS DESIGN API 602 - ISO 15761 - ASME B16.34 INSPECTION TESTING API 598 MARKING MSS SP-25 RATING ASME B16.34 FUGITIVE EMISSION API 624 - ISO 15848 PAGE DESCRIPTION SYM D-3 BASIC ...

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Kennedy Valve Series 5000 - asc-es

Non- rising stem (NRS) applicaitons come standard with 304 stainless steel fastener system and all OSY applications are manufactured with plated steel fasteners. Other fastener materials are available for most NRS and OSY configurations upon request. All OSY valves are manufactured with pre-grooved stems to accommodate tamper switches ...

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Gate Valve - Working, Parts, Diagram, Types, Symbol ...

2021-10-6  A.Rising Stem or OS Y Type (Outside Stem and Screw Type) B.Non-rising Stem type. On basis of types of disk. 1. Solid taper wedge :-Because of its simplicity and strength, the solid wedge is the most common widely used disk type. A solid wedge valve can be installed in any position and is suitable for nearly all fluids.

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Rising stem VS OSY valves - Water treatment ...

2017-4-13  In a Rising Stem (RS) the thrust bearing is inside the valve and the operating wheel rises as the valve opens, the bearing is lubricated by the fluid inside the valve. Open Yoke and Stem (OSY) has the thrust bearing outside the valve so may require external lubrication, but it is very easy to see the valve position.

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Rising Stem Gate Valve OS and Y - wermac.org

2021-11-24  Rising Stem Gate Valve OS and Y Part Names. 1. Body 5. Seat ring 9. Packing 13. Hinge pin 17. Sleeve nut 21. Yoke bolt. 2. Bonnet 6. Bonnet bolt 10. Back seat 14. Gland bolt 18. Hand wheel 22. Yoke nut. 3. Disc 7. Bonnet nut 11. Gland ring 15. Gland nut 19. Handle nut 23. Grease nipple. 4. Stem 8. Gasket 12. Gland flange 16.

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OSY, Check, and Butterfly Valves Reliable Sprinkler

Reliable provides a complete line of UL Listed, FM Approved Resilient-Seated OSY valves, Non-rising Stem (NRS) valves, Wall Indicator Post valves, Check valves, and Butterfly valves suitable for use in fire sprinkler systems. Reliable also offers Nibco Butterball valves and Brass Trim valves at all 18 distribution facilities. For a quote on your next project, speak with our sales

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OSY Gate Valves American Fire Supply

OSY Gate Valves. An OSY (outside stem yoke) gate valve is commonly used in the fire protection industry to control water flow in sprinkler systems. Our OSY gate valves are UL Listed and FM Approved.

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OSY Valve - All You Need to Know - Harris Water Main

2013-4-9  An OSY Valve (outside screw yoke) functions by opening and closing via a gate, which lowers both in and out of the valve. When the handle is turned clockwise the gate will close preventing any water from traveling through

Read More
OS Y Supervisory Switches - HD Fire

These switches mount conveniently to most OSY valves ranging in size from 2" to 12" (50mm to 300mm) Make sure the groove in the valve stem is at least as wide as the OSYSU roller or trip rod and is at least 1/2" deep. If not, use a 3/8" round file on the groove. UL Listed FM Approved.

Read More
“Y”-PATTERN GLOBE VALVES - BFE

2017-9-6  and Yoke (OSY). Flanged valves are provided with ˜ anges integral with the body forgings. SECTION INDEX OF “Y”-PATTERN GLOBE VALVES APPLICABLE STANDARDS DESIGN API 602 - ISO 15761 - ASME B16.34 INSPECTION TESTING API 598 MARKING MSS SP-25 RATING ASME B16.34 FUGITIVE EMISSION API 624 - ISO 15848 PAGE

Read More
Gate Valve - Working, Parts, Diagram, Types, Symbol ...

2021-10-6  A.Rising Stem or OS Y Type (Outside Stem and Screw Type) B.Non-rising Stem type. On basis of types of disk. 1. Solid taper wedge :-Because of its simplicity and strength, the solid wedge is the most common widely used disk type. A solid wedge valve can be installed in any position and is suitable for nearly all fluids.

Read More
Kennedy Valve Series 5000 - asc-es

Non- rising stem (NRS) applicaitons come standard with 304 stainless steel fastener system and all OSY applications are manufactured with plated steel fasteners. Other fastener materials are available for most NRS and OSY configurations upon request. All OSY valves are manufactured with pre-grooved stems to accommodate tamper switches ...

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Plumbing Valves 9 Types Of Valves In Plumbing Types

2021-11-29  OS Y Gate Valve or Rising Stem (Outside Stem and Screw Type) For a mounting stem valve, the stem will move up while opening the valve and move down when you close the valve. You can see this in the image. In the inside screw design, the threaded portion of the stem is in contact with the flow medium, and when you open the valve, the handwheel ...

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