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Stop-check Valve NSN 4820-00-138-1882

Item Description

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.

NSN 4820-00-138-1882 NSN: 4820-00-138-1882

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Features and Characteristics

Flow Control Device
Disk
Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Bolted
Bolt Hole Quantity
4 all ends
Maximum Operating Temp
500.0 degrees fahrenheit single response
Valve Operation Method
Manual
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Mounting Position
Horizontal or vertical
Features Provided
Bonnet packing
Valve Size
3.000 inches
Maximum Operating Pressure
150.0 pounds per square inch single response
Outside Diameter
7.500 inches all ends
Face To Face Distance
9.500 inches
Thickness
0.875 inches all ends
Bolt Hole Diameter
0.750 inches all ends
Bolt Circle Diameter
6.000 inches all ends
Flange Face Design
Raised straight all ends
Raised Face Height
0.062 inches all ends
Raised Face Diameter
5.000 inches all ends
Material
Stainless steel stem
Material Specification
Astm a105, grade 2 assn standard single material response body
Media For Which Designed
Steam single response
Style Designator
Straight through flanged ends
Test Data Document
81349-mil-s-901 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
FSC
4820 Nonpowered Valves
NIIN
001381882
NSN
4820001381882

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
S-1221-0-3IN NO REVISON882039521
Cage Code:
30263
Status:
A
MSDS:
Part Number:
MILV22052
Cage Code:
81349
Status:
A
MSDS:
Part Number:
5000S4824-13855
Cage Code:
03950
Status:
A
MSDS:
Part Number:
S-1221-0 3IN
Cage Code:
30263
Status:
A
MSDS:
Part Number:
S-1221-0-3IN N0
Cage Code:
30263
Status:
A
MSDS:
Part Number:
3INFIG152F-3/7795REV0/882039881
Cage Code:
79342
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481302090
  • NAICS: 332911
  • SITC: 74730
  • Description: Check valves of steel
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-138-1882
What are the manufacturers of nsn 4820001381882?
Does this nsn 4820001381882 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820001381882
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.
Does nsn 4820001381882 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820001381882 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820001381882?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
05486
FIIG:
A530B0
App. Key:
Cond. Code:
2
Status:
A

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