Model: 649XB3-10T

Safety Relief Valve

Properties:

Thread Class

3a all ends

Thread Direction

Right-hand all ends

Flow Control Device

Poppet

Bonnet Type

Inside spring

Bonnet Attachment Method

Threaded

Disk Loading Method

Spring

Connection Style

G42 flared (tube) all ends

Valve Operation Method

Automatic

Connection Type

Threaded external tube all ends

Features Provided

Bonnet packing and pressure tight outlet side

Thready Qty Per Inch (tpi)

14 all ends

Thread Size

0.875 inches all ends

Seat Angle

37.0 degrees all ends

Opening Pressure Setting

90.0 pounds per square inch

Outside Diameter Tube Accommodated

0.625 inches all ends

Material

Stainless steel body

Material

Stainless steel seat

Thread Series Designator

Unf all ends

NSN

4820-00-848-8477

Part Number

649XB3-10T

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 649XB3-10T NSN 4820-00-848-8477

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:

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