375-11-4

Stop-check Valve

NSN 4820-00-071-1871

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
000711871

Technical Specifications of NSN

Pipe Size Accommodated:
1.250 inches 1st end
Thread Direction:
Right-hand 1st end
Flow Control Device:
Poppet
Disk Loading Method:
Spring
Connection Style:
Plain, optional end (pipe) 1st end
Valve Operation Method:
Automatic
Connection Type:
Threaded internal pipe 1st end
Connection Type:
Threaded internal pipe 2nd end
Mounting Position:
Horizontal or vertical
Thready Qty Per Inch (tpi):
11-1/2 1st end
Maximum Operating Pressure:
200.0 pounds per square inch single response
Thread Size:
1.250 inches 1st end
Material:
Copper alloy seat
Material:
Copper alloy stem
Material:
Copper alloy body
Material:
Rubber butadiene-styrene class sbr flow control device
Media For Which Designed:
Nitrogen, tetraoxide single response
Style Designator:
Straight thru
Thread Series Designator:
Npt 1st end
NSN:
4820-00-071-1871
Item Name:
Cartridge,stop-check Valve
Cage Code:
82667

Other Related Parts

No other part numbers with same form, fit, and function found.

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05486
FIIG:
A530B0
Concept No.:
1
App. Key:
Cond. Code:
2
Status:
A

Part Materials

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
60.0
WCC:
736
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Stop-check Valve Cartridge"

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.

MOE Major Organizational Entities

Entity
DSOR
User:
GREECE Greece
DSOR:
Import / Export
  • Schedule B: 8481301090
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Classification: Check valves of copper having a pressure rating of 850 kpa or over


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