Model: 042581

Check Valve

Properties:

Thread Class
2a 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Poppet
Disk Loading Method
Spring
Maximum Operating Temp
120.0 degrees celsius single response
Minimum Operating Temp
-40.0 degrees celsius
Connection Style
Plain (screw-in cartridge) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded cartridge 1st end
Thready Qty Per Inch (tpi)
14 1st end
Maximum Operating Pressure
5000.0 pounds per square inch single response
Thread Size
0.875 inches 1st end
Opening Pressure Setting
15.0 pounds per square inch
Material
Aluminum body
Media For Which Designed
Oil, hydraulic single response
Style Designator
Screw-in cartridge
Thread Series Designator
Unf 1st end
NSN
4820-01-622-0307
Part Number
042581
Description
Valve,check
CAGE
L9215

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 042581 NSN 4820-01-622-0307

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

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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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