Model: 665-412SS2

Safety Relief Valve

Properties:

Thread Class

2b all ends

Thread Direction

Right-hand all ends

Flow Control Device

Poppet

Maximum Operating Temp

225.0 degrees fahrenheit single response

Connection Style

G5a flar (tube) all ends

Valve Operation Method

Automatic

Connection Type

Threaded internal tube all ends

Thready Qty Per Inch (tpi)

12 all ends

Adjustable Pressure Range

+115.0/+250.0 pounds per square inch

Maximum Operating Pressure

3600.0 pounds per square inch single response

Thread Size

1.062 inches all ends

Outside Diameter Tube Accommodated

0.750 inches all ends

Material

Stainless steel body

Surface Treatment

Passivate

Thread Series Designator

Un all ends

NSN

4820-01-330-5931

Part Number

665-412SS2

Description

Valve,safety Relief

CAGE

86768

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.

Part 665-412SS2 NSN 4820-01-330-5931

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05488

FIIG:

A046B0

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:

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