Model: 2620-917FIG466

Stop-check Valve

Properties:

Pipe Size Accommodated
0.750 inches all ends
Flow Control Device
Disk
Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Union
Disk Loading Method
Spring
Renewable Seat Ring Type
Threaded
Connection Style
Socket (pipe) all ends
Valve Operation Method
Manual
Connection Type
Unthreaded internal pipe all ends
Mounting Position
Horizontal or vertical
Features Provided
Bonnet packing
Maximum Operating Pressure
600.0 pounds per square inch single response
Material
Steel body
Material
Steel comp 416 stem
Material
Steel comp 410 flow control device and steel flow control device
Material
Steel comp 410 seat
Material Specification
66 federal standard 1st material response flow control device and mil-r-17131, mil-rcocr-a military specification 2nd material response flow control device
Material Specification
66 federal standard 1st material response seat and mil-r-cocr-a, mil-r-17131 military specification 2nd material response seat
Material Specification
Astm a105, grade 2 assn standard single material response body
Style Designator
Straight through y-pattern
Reference Number Differentiating Characteristics
As differentiated by size 3/4 in.
NSN
4820-00-841-4009
Part Number
2620-917FIG466
Description
Valve,stop-check
CAGE
80318

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.

Part 2620-917FIG466 NSN 4820-00-841-4009

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

Material Classification

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:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8481302090
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Check valves of steel

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