Model: 40754-4 ASSY 40754-401

Fluid Pressure Regulating Valve

Special Features:

Manufacturer identifies this valve as 1/2" style h sea water pressure reducing valve per mil-v-2042 type ii 250 lb. End connections are union end/tailpieces with 1 groove. Drawing note 7: o-rings and retaining rings provided only when specified on order.

Properties:

Body Material
Bronze, astm b61
Body Style
Straight thru
Stem Material
Nickel copper alloy
Media For Which Designed
Water
First End Connection Type
Unthreaded internal pipe
First End Style Designator
Socket
First End Pipe Size Accommodated
0.500 inches
Seat Material
Nickel copper alloy
Face To Face Distance
9.500 inches
Flow Control Device
Disk
Flow Control Device Material
Rubber, buna-n
End Connection Quantity
2
Renewable Seat Ring Type
Retaining ring
Outlet Pressure Range
+5.0/+60.0 pounds per square inch
Regulation Type
Automatic single stage
Valve Stem Design
Single seat
Valve Loading Method
Spring
Maximum Inlet Pressure Rating
250.0 pounds per square inch
Filter
Not included
End Application
W/s nimitz
End Connection Specification/std
5371-18-031-3859
Valve Size
0.500 inches
Part Name Assigned By Controlling Agency
Pressure reducing valve
NSN
4820-01-521-0018
Part Number
40754-4 ASSY 40754-401
Description
Valve,regulating,fluid Pressure
CAGE
55378

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.

Part 40754-4 ASSY 40754-401 NSN 4820-01-521-0018

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

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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Schedule B and Export
  • Schedule B: 8481809015
  • SITC: 74780
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

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

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