Model: 5521853

Check Valve

Properties:

Thread Class
3a all ends
Thread Direction
Right-hand all ends
Flow Control Device
Disk
Maximum Operating Temp
400.0 degrees fahrenheit single response
End Application
Gun mount, mk75 gm
Connection Style
Flareless all ends
Valve Operation Method
Automatic
Connection Type
Threaded external tube all ends
Mounting Position
Horizontal
Thready Qty Per Inch (tpi)
12 all ends
Maximum Operating Pressure
5000.0 pounds per square inch single response
Thread Size
1.312 inches all ends
Seat Angle
24.0 degrees all ends
Opening Pressure Setting
10.0 pounds per square inch
Material
Steel comp 316 body
Style Designator
Straight thru
Thread Series Designator
Unj all ends
NSN
4820-01-418-4266
Part Number
5521853
Description
Valve,check
CAGE
53711

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 5521853 NSN 4820-01-418-4266

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:
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: 8481302090
  • SITC: 74730
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Check valves of steel

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