SKU: 80828893414

Emerson Kunkle 337 Safety Relief Valve (25 Psig / 1.7 Barg or above) - DN80 (3")

Sale price$245.38 Regular price$272.64
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Ships within 48 hours · Estimated delivery Jul 24 - Jul 29

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Description

Emerson Kunkle 337 Safety Relief Valve (25 Psig / 1.7 Barg or above) - DN80 (3")Description This is a stock item. Order by 5pm for same day despatch. The Emerson Kunkle Model 337 safety relief valve is used for the protection of low to medium pressure high volume blowers, compressors, conveying systems and bulk hauling trailers equipment. Setting and testing of the valve is included free of charge, along with a pressure test certificate confirming this. Features: Large nozzle design provides high capacity. Flat bronze valve seats

Description

This is a stock item. Order by 5pm for same day despatch.

The Emerson Kunkle Model 337 safety relief valve is used for the protection of low to medium pressure high volume blowers, compressors, conveying systems and bulk hauling trailers/equipment.

Setting and testing of the valve is included free of charge, along with a pressure test certificate confirming this.

Features:

- Large nozzle design provides high capacity.
- Flat bronze valve seats are lapped for optimum performance.
- Warn ring offers easy adjustability for precise opening with minimum pre-open or simmer.
- Pivot between disc and spring corrects misalignment and compensates for spring side thrust.
- Model 337 has 'lift-pin' lift device for easy manual testing.
- Bronze nozzle and disc as standard. Optional SS trim available.
- Each valve tested and inspected for pressure setting and leakage.

Material: Body - Cast Iron / Nozzle - Bronze
Sizes: 2" to 3" (DN50 to DN80)
Connections: NPT Male Inlet x NPT Female Outlet or BSPT Male Inlet x BSPT Female Outlet
Orifice: 2" - 1.916 Sq.ins / 2.1/2" - 2.786 Sq.ins / 3" - 4.037 Sq.ins
Medium: Air
Pressure Range: 0.07 to 4.1 barg (1 to 60 psig)
Temperature Range: -29°C to 208°C (-20°F to 406°F)

Model Variants:

2" - Below 8 Psig - NPT - 0337-H01ANE-50
2" - Above 8 Psig - NPT - 0337-H01ANM-50
2" - Below 8 Psig - BSP - 0337-H60ANE-50
2" - Above 8 Psig - BSP - 0337-H60ANM-50

2.1/2" - Below 8 Psig - NPT - 0337-J01ANE-65
2.1/2" - Above 8 Psig - NPT - 0337-J01ANM-65
2.1/2" - Below 8 Psig - BSP - 0337-J60ANE-65
2.1/2" - Above 8 Psig - BSP - 0337-J60ANM-65

3" - Below 8 Psig - NPT - 0337-K01ANE-80
3" - Above 8 Psig - NPT - 0337-K01ANM-80
3" - Below 8 Psig - BSP - 0337-K60ANE-80
3" - Above 8 Psig - BSP - 0337-K60ANM-80

Datasheets

Emerson Kunkle 337 Safety Relief Valve Datasheet

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 80828893414

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Kindle Customer
Natrona Heights, US
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Fluffs great in 48 hours
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Great size for 15 inch mattress. Very well made. Soft comfy and not too warm
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Reviewed in the United States on January 24, 2026
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Elizabeth M. Hoffman
Port Orchard, US
★★★★★ 5
Order a king for your tall queen mattress
Size: Full/Queen(90"x90"), Color: White
I love it! It is so puffy and light. It feels luxurious to go to bed. It is so puffy that it shrinks the width, barely covering my tall queen mattress. I wish I'd ordered a king size.
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Reviewed in the United States on April 16, 2026
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Amazon Customer
Massapequa, US
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Very Plush
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I usually don’t expect much when I buy new pillows. However, I have to say this is a great and very comfortable pillow. I am so happy with this purchase.
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Lake Worth, US
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Soft pillows
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Great pillows, as described.
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Dale Lawson
Louisville, US
★★★★★ 5
Comfortable
Color: White, Size: Queen
The pillows feel perfect. And they don't feel lumpy
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Reviewed in the United States on June 1, 2026

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