NSN 4820-01-120-7028
Stop-check Valve Cartridge
2.000 inches 1st end pipe size accommodated, unthreaded internal pipe 1st end connection type, 900.0 pounds per square inch single response maximum operating pressure, criticality code justification: zzzy.
Manufacturer part number 803-2177525-C8D1AF for national stock number 4820011207028.
Datasheet
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Product description
Stop-check Valve NSN 4820-01-120-7028.
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MPN or Model
803-2177525-C8D1AF
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NMF (National Motor Freight)
127220 - Pressure Reg/red/relief Valves NOI -
Unit Weight (Est.)
50 lb -
Pipe Size Accommodated
2.000 inches 1st end -
Connection Type
Unthreaded internal pipe 1st end -
Maximum Operating Pressure
900.0 pounds per square inch single response -
Criticality Code Justification
Zzzy -
Style Designator
Angle -
Reference Number Differentiating Characteristics
Material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items
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A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also valve (1), lift-check and valve (1), stop-lift-check.
![Mechanic Bill explains Stop-check Valve Cartridge](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 4820-01-120-7028 stop-check valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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803-2177525-C8D1AF | Naval Ship Systems Command |
803-2177525-C841AF | Naval Ship Systems Command |
803-2177525-C841AFL1 | Naval Inventory Control Point |
803-2177525-C8D1AFL1 | Naval Inventory Control Point |
Stock Check
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