Model: D50FF-03-4-4

Safety Relief Valve

Special Features:

Valve sz 4.000 in. By 6.000 in.

Properties:

Flow Control Device

Disk

Bonnet Type

Inside spring

Bonnet Attachment Method

Union

Disk Loading Method

Spring

Bolt Hole Quantity

12 2nd end

Bolt Hole Quantity

8 1st end

End Application

Combat system support equipment

Valve Operation Method

Automatic

Flange Shape

Round with holes all ends

Connection Type

Flange all ends

Valve Size

6.000 inches

Adjustable Pressure Range

+16.0/+19.0 pounds per square inch

Outside Diameter

10.125 inches 2nd end

Outside Diameter

7.688 inches 1st end

Thickness

0.500 inches 1st end

Thickness

0.563 inches 2nd end

First Connection Face To Centerline Distance

7.000 inches

Bolt Hole Diameter

0.563 inches 1st end

Bolt Hole Diameter

0.688 inches 2nd end

Second Connection Face To Centerline Distance

6.750 inches

Bolt Circle Diameter

6.563 inches 1st end

Bolt Circle Diameter

8.875 inches 2nd end

Flange Face Design

Plain all ends

Material

Copper alloy body

Material

Steel comp 316 stem

NSN

4820-01-213-1531

Part Number

D50FF-03-4-4

Description

Valve,safety Relief

CAGE

65079

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 D50FF-03-4-4 NSN 4820-01-213-1531

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

198.0000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

127200

UFC:

64480

LTL:

85.0

LCL:

WCC:

576

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