NSN 4820-01-399-7921

Check Valve

FSC: 4820     NIIN: 013997921
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Product Characteristics

NSN:
4820013997921
Demilitarization:
DEMIL/MLI
INC:
05487
Shelf Life:
N/A
Flow Control Device:
Disk
Disk Loading Method:
Weight
Bolt Hole Quantity:
10 all ends
Maximum Operating Temp:
200.0 degrees fahrenheit single response
Valve Operation Method:
Manual
Flange Shape:
Round with holes all ends
Connection Type:
Flange all ends
Mounting Position:
Horizontal
Valve Size:
4.000 inches
Maximum Operating Pressure:
1200.0 pounds per square inch single response
Criticality Code Justification:
Zzzy
Outside Diameter:
8.690 inches all ends
Face To Face Distance:
14.500 inches
Thickness:
1.440 inches all ends
Bolt Hole Diameter:
0.690 inches all ends
Bolt Circle Diameter:
7.188 inches all ends
Flange Face Design:
Plain all ends
Material:
Copper alloy 964 flow control device
Material Specification:
Mil-c-20159, uns c96400 military specification single material response flow control device
Media For Which Designed:
Water-oil-gas single response
Style Designator:
Straight through flanged ends
Reference Number Differentiating Characteristics:
Quality control in accordance with navships 0948-045-7010 material identification and control instruction for subsafe items

Part Numbers

  • 211029333
    NAVAL SEA SYSTEMS COMMAND
  • 211029333L1
    NAVAL INVENTORY CONTROL POINT
  • 211029333SS
    NAVAL INVENTORY CONTROL POINT
  • DS-B-90301
    PENTAIR VALVES & CONTROLS US LP
  • DS-B-90301L1
    NAVAL INVENTORY CONTROL POINT
  • DS-B-90301SS
    NAVAL INVENTORY CONTROL POINT

Shipping & Handling

HMIRS:

No MSDS. No hazardous material.

ESD:

No known electrostatic discharge.

Schedule B:

8481301090 - Check valves of copper having a pressure rating of 850 kpa or over.

Professional Distribution

  •   ITAR Registered
  •   DDTC Registered
  •   HAZMAT Certified
  •   AS9120 Quality Standards
  •   100% Quality Inspections
ITAR registered supplier

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Cage Codes
NAVAL SEA SYSTEMS COMMAND - 53711
NAVAL INVENTORY CONTROL POINT - 03950
PENTAIR VALVES & CONTROLS US LP - 15187