40355-1

Fluid Pressure Regulating Valve

NSN 4820-01-297-7251

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
012977251

Technical Specifications of NSN

Body Material:
Bronze
First End Flange Outside Diameter:
4.250 inches
Body Style:
Straight thru
Stem Material:
Nickel copper alloy
Media For Which Designed:
Water
First End Connection Type:
Plain face flange
First End Style Designator:
Plain
First End Flange Shape Style:
Round w/ bolt holes
First End Flange Thickness:
0.438 inches
First End Bolt Hole Quantity:
4
First End Bolt Hole Diameter:
0.562 inches
First End Bolt Circle Diameter:
3.125 inches
Second End Relationship With First End:
Identical
Seat Material:
Nickel copper alloy
Face To Face Distance:
6.562 inches
Flow Control Device:
Disk
Flow Control Device Material:
Nickel copper alloy
End Connection Quantity:
2
Regulation Type:
Manual single stage
Manual Control Method:
Wheel
Valve Loading Method:
Spring
Filter:
Not included
NSN:
4820-01-297-7251
Item Name:
Valve,aircraft Hydraulic System,specially Designed
Cage Code:
55378

Other Related Parts

No other part numbers with same form, fit, and function found.

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
27565
FIIG:
A21100
Concept No.:
1
App. Key:
D
Cond. Code:
2
Status:
A

Part Materials

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
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:
127200
UFC:
64480
LTL:
85.0
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Specially Designed Aircraft Hydraulic System Valve"

A valve 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. Excludes regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:
Import / Export
  • Schedule B: 8481809015
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Classification: Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level


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