Model: 1905DC-2/XDA1/0

Safety Relief Valve

Special Features:

Open lever

Properties:

Flow Control Device

Disk

Disk Loading Method

Spring

Bolt Hole Quantity

4 all ends

Valve Operation Method

Automatic

Flange Shape

Round with holes all ends

Connection Type

Flange all ends

Valve Size

1.000 inches

Adjustable Pressure Range

+21.0/+28.0 pounds per square inch

Outside Diameter

4.250 inches all ends

Thickness

0.562 inches all ends

First Connection Face To Centerline Distance

4.500 inches

Bolt Hole Diameter

0.625 inches all ends

Second Connection Face To Centerline Distance

4.125 inches

Bolt Circle Diameter

3.125 inches all ends

Flange Face Design

Raised straight all ends

Raised Face Height

0.062 inches all ends

Raised Face Diameter

2.000 inches all ends

Material

Steel body

Media For Which Designed

Water-oil-gas single response

NSN

4820-01-269-1539

Part Number

1905DC-2/XDA1/0

Description

Valve,safety Relief

CAGE

16497

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 1905DC-2/XDA1/0 NSN 4820-01-269-1539

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