Secure Ordering: +1 (757) 528-8028
NationalStockNumber.info
NationalStockNumber.INFO

Worldwide distributor of NSN parts and consumables located in the USA.

Safety Relief Valve

Model / MPN: 20311-YS-41M | NSN: 4820-01-246-6276
ITAR Registered seal

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

Product Details
NATO Stock Number
4820-01-246-6276
Sold in multiples of
1 EA
DEMIL
NO
Flow Control Device
Disk
Bonnet Type
Inside spring
Bonnet Attachment Method
Bolted
Disk Loading Method
Spring
Bolt Hole Quantity
4 all ends
Maximum Operating Temp
150.0 degrees fahrenheit single response
Valve Operation Method
Automatic
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Valve Size
1.500 inches
Adjustable Pressure Range
+401.0/+500.0 pounds per square inch
Maximum Operating Pressure
700.0 pounds per square inch single response
Outside Diameter
5.000 inches all ends
Thickness
0.438 inches all ends
First Connection Face To Centerline Distance
4.750 inches
Bolt Hole Diameter
0.625 inches all ends
Second Connection Face To Centerline Distance
4.750 inches
Bolt Circle Diameter
3.875 inches all ends
Flange Face Design
Plain all ends
Material
Copper alloy body
Material
Nickel alloy seat
Material
Nickel alloy stem
Material
Nickel alloy flow control device
Material
Plastic polytetrafluoroethylene packing
Solicitations
Solicitation Description Qty UOM Close Date
SPE7M015T9431 Valve, Safety Relief 1 EA 06/22/2015
SPE7M319T097R Valve, Safety Relief 10 EA 08/12/2019
SPE7M319Q0508 Valve, Safety Relief 10 EA 08/09/2019

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Qty:
Email Address:
Phone Number:
Your name:
Company:
Privacy    Terms

Certified Quality Assurance  Quality check icon

  •   ISO 9001:2015 + AS9120B
  •   Counterfeit Parts Prevention
  •   100% Product Inspections
  •   7 Year Record Retention
  •   On Time Delivery
  •   HAZMAT Certified
  •   Worldwide Shipping
20311-YS-41M Cross Reference
  • 20311 01E0401
  • 20311 01E0401
  • 20311-YS-41M