Model: L81400-24FNN

Check Valve

Properties:

Flow Control Device
Poppet
Disk Loading Method
Weight
Bolt Hole Quantity
4 1st end
Maximum Operating Temp
400.0 degrees fahrenheit single response
Width
2.375 inches 1st end
Length
2.375 inches 1st end
Valve Operation Method
Automatic
Flange Shape
Rectangular with holes 1st end
Connection Type
Flange 1st end
Mounting Position
Horizontal
Maximum Operating Pressure
400.0 pounds per square inch single response
Thickness
0.300 inches 1st end
Bolt Hole Diameter
0.250 inches 1st end
Center To Center Distance Between Bolt Holes Along Length
1.812 inches 1st end
Center To Center Distance Between Bolt Holes Along Width
1.812 inches 1st end
Flange Face Design
Plain 1st end
Material
Aluminum alloy 2024 flow control device or rubber flow control device
Material
Aluminum alloy 6061 body
Material
Aluminum alloy 6061 seat
Material Specification
Qq-a-200/3, alloy 2024, t4 federal specification 1st material response flow control device or rubber flourocarbon synthetic/viton/mil-r-25897, type1, class 1 military specification 2nd material response flow control device
Material Specification
Qq-a-225/8, aaloy 6061, t651 federal specification single material response seat
Material Specification
Qq-a-225/8, alloy 6061, t651 federal specification single material response body
Media For Which Designed
Air 1st response
Media For Which Designed
Fuel/oil, hydrocarbon 2nd response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, type 2 military specification single treatment response
Style Designator
Straight thru
NSN
4820-00-378-8453
Part Number
L81400-24FNN
Description
Valve,check
CAGE
01178

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 L81400-24FNN NSN 4820-00-378-8453

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
4.0 X 4.0 X 3.0
Paclk Weight:
0.5000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

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:
Construction Materials

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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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