Model: P21-667

Pressure And Temper Relief Valve

Properties:

Body Material

Aluminum alloy

Outside Surface Treatment

Anodized, mil-a-8625, type 2

Face To Face Distance

1.380 inches

End Connection Quantity

NSN

4820-01-308-7896

Part Number

P21-667

Description

Valve,relief,pressure And Temper

CAGE

K2234

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 P21-667 NSN 4820-01-308-7896

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:

594

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