Model: 3273

Check Valve

Properties:

Thread Class
3a 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Cone
Connection Style
Plain (tube) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external tube 1st end
Mounting Position
Horizontal or vertical
Maximum Operating Pressure
1800.0 pounds per square inch single response
Thread Size
0.375 inches 1st end
Outside Diameter Tube Accommodated
0.188 inches 1st end
Material
Aluminum alloy body
Media For Which Designed
Oxygen, gaseous single response
Style Designator
Angle
Thread Series Designator
Unf 1st end
NSN
4820-00-512-5926
Part Number
3273
Description
Valve,check
CAGE
86831

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 3273 NSN 4820-00-512-5926

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:
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:
Z
ACC:
Equipment for Aircraft

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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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