Model: RD10280M

Safety Relief Valve

Properties:

Thread Direction

Right-hand 1st end

Flow Control Device

Poppet

Bonnet Type

Inside screw

Bonnet Attachment Method

Integral

Disk Loading Method

Spring

Valve Discharge Flow Rate

2.0 cubic feet per minute

Connection Style

G42 flared (tube) 1st end

Valve Operation Method

Manual

Connection Type

Threaded external tube 1st end

Features Provided

Bonnet packing and pressure tight outlet side

Adjustable Pressure Range

+20.5/+21.5 pounds per square inch

Maximum Operating Pressure

21.50 pounds per square inch single response

Thread Size

0.437 inches 1st end

Seat Angle

45.0 degrees 1st end

Opening Pressure Setting

21.5 pounds per square inch

Outside Diameter Tube Accommodated

0.250 inches 1st end

Material

Aluminum alloy 2024 flow control device

Material

Steel comp mtx1015 seat

Media For Which Designed

Sulphur dioxide, gaseous single response

Surface Treatment

Anodize

Test Data Document

51663-rd10280m drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)

Thread Series Designator

Unf 1st end

NSN

4820-00-905-4665

Part Number

RD10280M

Description

Valve,safety Relief

CAGE

51663

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 RD10280M NSN 4820-00-905-4665

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:

6.3 X 5.3 X 4.0

Paclk Weight:

0.7000lbs

Item Weight:

0.0000lbs

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

F000002XC2

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

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:

Equipment for Aircraft

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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