123A

Check Valve

NSN 4820-00-056-3511

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
000563511

Technical Specifications of NSN

Pipe Size Accommodated:
4.000 inches 1st end
Flow Control Device:
Disk
Disk Loading Method:
Spring
Renewable Seat Ring Type:
Threaded
Connection Style:
Beveled (pipe) 1st end
Valve Operation Method:
Automatic
Connection Type:
Butt weld pipe 1st end
Mounting Position:
Horizontal
Maximum Operating Pressure:
150.0 pounds per square inch single response
Material:
Steel body
Material:
Stainless steel flow control device
Material:
Stainless steel seat
Media For Which Designed:
Water-oil-gas single response
Style Designator:
Straight thru
NSN:
4820-00-056-3511
Item Name:
Minimum Pressure Valve
Cage Code:
11672

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:
05487
FIIG:
A530B0
Concept No.:
1
App. Key:
Cond. Code:
1
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:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Definition Definition of approved item name (AIN): "Minimum Pressure Valve"

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

MOE Major Organizational Entities

Entity
DSOR
User:
TENNESSEE VALLEY AUTHORITY Tennessee Valley Authority
DSOR:
Import / Export
  • Schedule B: 8481302090
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Classification: Check valves of steel


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