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

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.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

127200

UFC:

64480

LTL:

85.0

LCL:

WCC:

594

TCC:

SHC:

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