Model: 2177934-C451

Lift-check Valve

Properties:

Pipe Size Accommodated
0.750 inches all ends
Flow Control Device
Disk
Maximum Operating Temp
250.0 degrees fahrenheit single response
Connection Style
Socket (pipe) all ends
Valve Operation Method
Manual
Connection Type
Unthreaded internal pipe all ends
Maximum Operating Pressure
700.0 pounds per square inch single response
Material
Copper alloy body
Material
Nickel alloy seat
Material
Nickel alloy stem
Material Specification
Mil-c-15726 military specification single material response body
Material Specification
Qq-n-281 federal specification single material response stem
Media For Which Designed
Water-oil-gas single response
Furnished Items And Quantity
1 handwheel
NSN
4820-01-368-1777
Part Number
2177934-C451
Description
Valve,lift-check
CAGE
53711

A valve with a stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first 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. In the second position, the valve disk is lifted from the seat to allow a flow of fluid in either direction through the valve. The valve disk may be spring loaded. See also valve, stop-check and valve, stop-lift-check.

Part 2177934-C451 NSN 4820-01-368-1777

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
27828
FIIG:
A530B0
Concept No.:
1
App. Key:
Cond. Code:
1
Status:
A

Material Classification

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127220
UFC:
64490
LTL:
77.5
LCL:
77.5
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8481301090
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

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

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