Model: AA-A424-15D8

Pressure And Temper Relief Valve

Special Features:

I4.500 in. O/a lg; 0.812 in. Max o/a dia; cracking pressure 2400 psid, prom100 psid; full flow pressure 2700 psi max; reseat pressure 1800 psid min; two (2) o-ring grooves; all characteristics data proprietary

Properties:

Body Style

Single connection, straight flow

Valve Discharge Flow Rate

29.0 gallons per minute

Tempurature Adjustability

Not adjustable

Test Data Document

81349-mil-v-5523 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

Departure From Cited Document

Delete requirement for free flow in reverse direction

NSN

4820-01-130-1856

Part Number

AA-A424-15D8

Description

Valve,relief,pressure And Temper

CAGE

18350

A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.

Part AA-A424-15D8 NSN 4820-01-130-1856

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

16996

FIIG:

A07100

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

127220

UFC:

64490

LTL:

77.5

LCL:

77.5

WCC:

671

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8481400000
SITC: 74740
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Safety or relief valves