1757000

Safety Relief Valve

NSN 4820-00-930-4074

DEMIL

Shelf Life

UOM

NIIN

Demil:

DEMIL/MLI

Shelf Life:

N/A

UOM:

1 EA

NIIN:

009304074

Product Features

Hmeasures 4.782 in.L x 1.625 in.W x 3.188 in.H.Valve has no external control.Consists of: body, p/n 11593812; plunger, p/n 11593815; guide, p/n 11593817; spring, p/n 11593816; nut, p/n 10905311; seat, p/n 11593813

Technical Specifications of NSN

Thread Class:

2a 1st end

Thread Class:

2a 2nd end

Thread Class:

2a 3rd end

Thread Direction:

Right-hand 2nd end

Thread Direction:

Right-hand 1st end

Thread Direction:

Right-hand 3rd end

Flow Control Device:

Poppet

Disk Loading Method:

Spring

Valve Discharge Flow Rate:

7.0 gallons per minute

End Application:

M109 howitzer family

Connection Style:

G45 flareless (tube) 2nd end

Connection Style:

G45 flareless (tube) 3rd end

Connection Style:

G53 double threaded section boss fitting gasket with locknut sealing (boss) 1st end

Valve Operation Method:

Automatic

Connection Type:

Threaded external boss 1st end

Connection Type:

Threaded external tube 2nd end

Connection Type:

Threaded external tube 3rd end

Thready Qty Per Inch (tpi):

16 2nd end

Maximum Operating Pressure:

900.0 pounds per square inch single response

Thread Size:

0.500 inches 3rd end

Thread Size:

0.875 inches 1st end

Thread Size:

0.938 inches 2nd end

Material:

Steel body

Material Specification:

Mil-s-13048 military specification single material response body

Surface Treatment:

Cadmium

Surface Treatment Specification:

Qq-p-416, class 3, type ii federal specification single treatment response

Thread Series Designator:

Un 2nd end

Thread Series Designator:

Unef 1st end

Thread Series Designator:

Unf 3rd end

NSN:

4820-00-930-4074

Item Name:

Lock Valve Assembly

Cage Code:

G1005

Other Related Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

11593818

Cage Code:

19204

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

11593818

Cage Code:

22852

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

4820009304074

Cage Code:

A00AM

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05488

FIIG:

A046B0

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

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:

095190

UFC:

49790

LTL:

70.0

LCL:

70.0

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Lock Valve Assembly"

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.