Model: TA440-25-25R

Gaseou Pressure Equalizing Valve

Special Features:

Retainer gasket, washer and hex nut are provided with each valve

Properties:

Body Material
Plastic and aluminum alloy
Body Style
Single connection, straight flow
First End Connection Type
Threaded external boss
First End Style Designator
Plain
First End Thread Class
2a
First End Thread Direction
Right-hand
Flow Control Device
Disk, flat
End Connection Quantity
1
First End Thread Size
11.250 inches
Part Name Assigned By Controlling Agency
Breather valve
NSN
4820-01-503-6909
Part Number
TA440-25-25R
Description
Valve,pressure Equalizing,gaseou
CAGE
08992

A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. It is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. The center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. It may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. Exclude valve, vacuum breaking.

Part TA440-25-25R NSN 4820-01-503-6909

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
10958
FIIG:
A07100
Concept No.:
1
App. Key:
AP
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:
A
ESD:
A
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8481809050
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Freight Class: Other taps, cocks, valves, etc., nesoi

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