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Stop-check Valve NSN 4820-00-184-9185

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 4820-00-184-9185 NSN: 4820-00-184-9185

Features and Characteristics

Pipe Size Accommodated
0.750 inches all ends
Flow Control Device
Disk
Bonnet Type
Inside screw
Bonnet Attachment Method
Threaded
Renewable Seat Ring Type
Threaded
Connection Style
Socket with brazing ring (pipe) all ends
Valve Operation Method
Manual
Connection Type
Unthreaded internal pipe all ends
Mounting Position
Horizontal
Features Provided
Bonnet packing
Maximum Operating Pressure
200.0 pounds per square inch single response
Special Features
Valve size 0.750 in.
Material
Nickel alloy r-405 stem
Material Specification
Qq-c-390, alloy d4 federal specification single material response body
Media For Which Designed
Steam single response
Style Designator
Straight thru
Test Data Document
03950-cid no. 882037225 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
001849185
NSN
4820001849185

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
DS2078-1CPCSC3-
Cage Code:
63686
Status:
A
MSDS:
Part Number:
803-4384536-42AXAF
Cage Code:
80064
Status:
A
MSDS:
Part Number:
CS4820-0019EAAA4CDDDCS
Cage Code:
16236
Status:
A
MSDS:
Part Number:
810-4384536
Cage Code:
53711
Status:
A
MSDS:
Part Number:
810-1385722
Cage Code:
53711
Status:
A
MSDS:
Part Number:
MILV1843
Cage Code:
81349
Status:
A
MSDS:
Part Number:
803-4384536
Cage Code:
80064
Status:
A
MSDS:
Part Number:
803-4384536-42A
Cage Code:
80064
Status:
A
MSDS:
Part Number:
810-4384536-42A
Cage Code:
53711
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481301090
  • NAICS: 332911
  • SITC: 74730
  • Description: Check valves of copper having a pressure rating of 850 kpa or over
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-184-9185
What are the manufacturers of nsn 4820001849185?
Does this nsn 4820001849185 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820001849185
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 4820001849185 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820001849185 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820001849185?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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