Model: D990-879 ITEM 5

Fluid Pressure Regulating Valve

Properties:

Body Material
Brass
Body Style
Tee
Furnished Items
Flowmeter and needle valve
Media For Which Designed
Air or water, oil or gas
First End Connection Type
Threaded internal pipe
First End Style Designator
Plain
First End Thread Size And Series/type Designator
1/4-18 npt
First End Thread Direction
Right-hand
Second End Relationship With First End
Identical
Seat Material
Rubber, buna-n
Face To Face Distance
6.125 inches
First Connection Face To Centerline Distance
8.750 inches
Flow Control Device
Diaphragm
Flow Control Device Material
Rubber, buna-n
End Connection Quantity
2
Mounting Facility
Bracket
Regulation Type
Automatic single stage
Valve Loading Method
Spring
Maximum Inlet Pressure Rating
200.0 pounds per square inch
Outlet Pressure Accuracy Rating
3.000 pounds per square inch
Filter
Not included
NSN
1650-01-322-2127
Part Number
D990-879 ITEM 5
Description
Valve,fluid Pressure Regulating,
CAGE

A valve specifically designed for aircraft use designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. it is designed for use with compressed gas(es) and various liquids and may include gauges. it may be inline or cartridge (manifold) design. see also valve, regulating, fluid pressure.

Part D990-879 ITEM 5 NSN 1650-01-322-2127

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
51190
FIIG:
A21100
Concept No.:
1
App. Key:
D
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:
011790
UFC:
04720
LTL:
RATING VARIABLE
LCL:
--
WCC:
671
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8803300060
  • SITC: 79295
  • End Use: Parts for military-type goods
  • NAICS: 336413
  • USDA: 1

Freight Class: Other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof)

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