NSN 4820-00-913-1266 NIIN — Safety Relief Valve

Inventory NSN : 4820-00-913-1266

Safety Relief Valve

Available Quantity 4
Available Conditions NS NE
Classification Nonpowered Valves - FSC 4820
Schedule B 8481400000
Stock Check Date 10/17/2020
Part-Number.info Quality System
  •   ISO 9001:2015 + AS9120B Certifed
  •   Audited supply chain
  •   Counterfeit Parts Prevention
  •   100% Product Inspections
  •   7 Year Record Retention
  •   HAZMAT Certified
  •   ITAR and DDTC Registered
AS9120 Certified Supplier

Product Properties


Safety Relief Valve

Thread Class

3b all ends

Thread Direction

RIGHT-Hand all ends

Flow Control Device


Disk Loading Method


Valve Discharge Flow Rate

2.5 gallons per minute

Maximum Operating Temp

275.0 deg fahrenheit single response

Connection Style

G4 gasket seal (boss) all ends

Valve Operation Method


Connection Type

threaded internal boss all ends

Features Provided

valve stem lock shield and pressure tight outlet side

Maximum Operating Pressure

3850.0 pounds per square inch single response

Nominal Thread Size

0.437in. all ends ⁓7/16"

Opening Pressure Setting

2500.0 pounds per square inch


steel corrosion resisting body

Media For Which Designed

fuel/oil, hydrocarbon single response

Style Designator

Thread Series Designator

unf all ends

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