Model: B18254-1

Pressure And Temper Relief Valve

Special Features:

Finish: anodize mil-a-8625-ii nickel acetate seal; plastic: delrin 500 acetal resin; rubber: neoprene and buna n mil-r-6855

Properties:

Body Material

Aluminum alloy, qq-a-225/3, alloy 2011, t3

Tempurature Adjustability

Not adjustable

Part Name Assigned By Controlling Agency

Vilve, (pressure) relief

NSN

4820-01-575-6481

Part Number

B18254-1

Description

Valve,relief,pressure And Temper

CAGE

70167

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 B18254-1 NSN 4820-01-575-6481

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:

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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