Model: 633921

Check Valve

Properties:

Flow Control Device
Disk
Disk Loading Method
Spring
Maximum Operating Pressure
50.0 pounds per square inch single response
Material
Aluminum alloy body
Material
Rubber seat
Material
Stainless steel flow control device
Media For Which Designed
Fuel/oil, hydrocarbon single response
Surface Treatment
Anodize
Style Designator
Cross
NSN
4820-00-202-5911
Part Number
633921
Description
Valve,check
CAGE
98897

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 633921 NSN 4820-00-202-5911

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:
50.0
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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