Model: 488-6D2-30

Check Valve

Special Features:

30.0 psi valve opening pressure

Properties:

Thread Class
3a all ends
Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Disk Loading Method
Spring
Maximum Operating Temp
225.0 degrees fahrenheit 1st response
Maximum Operating Temp
225.0 degrees fahrenheit 2nd response
Connection Style
Flared (tube) all ends
Valve Operation Method
Automatic
Connection Type
Threaded external tube all ends
Mounting Position
Horizontal or vertical
Maximum Operating Pressure
3000.0 pounds per square inch 1st response
Maximum Operating Pressure
3000.0 pounds per square inch 2nd response
Thread Size
0.562 inches all ends
Seat Angle
37.0 degrees 1st end
Outside Diameter Tube Accommodated
0.3750 inches 1st end
Material
Aluminum alloy body
Material
Aluminum alloy seat
Material
Steel comp 304 flow control device and rubber butadiene-acrylonitrile class nbr flow control device and steel comp 303 flow control device
Material Specification
66 federal standard 1st material response flow control device and mil-g-1149, type 2, cl 5 military specification 2nd material response flow control device and 66 federal standard 3rd material response flow control device
Media For Which Designed
Air 1st response
Media For Which Designed
Oil, hydraulic 2nd response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, type 2 military specification single treatment response
Style Designator
Straight thru
Thread Series Designator
Unf all ends
NSN
4820-00-220-1792
Part Number
488-6D2-30
Description
Valve,check
CAGE
09990

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.

Part 488-6D2-30 NSN 4820-00-220-1792

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05487
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:
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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Schedule B and Export
  • Schedule B: 8481309000
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Check valves of materials other than copper, iron or steel

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