Model: 20280AD41SS

Pressure And Temper Relief Valve

Properties:

Body Material

Steel, astm a216, grade wcb

First End Flange Outside Diameter

4.880 inches

Body Style

Angle give "adqm" and "adqn" only if flanged one or two ends

Tempurature Rating

250.0 degrees fahrenheit

Media For Which Designed

Water, fresh

First End Connection Type

Plain face flange

First End Style Designator

Raised

First End Raised Face Height

0.370 inches

First End Raised Face Diameter

2.120 inches

First End Flange Shape Style

Round

First End Flange Thickness

0.690 inches

Second End Relationship With First End

Identical

First Connection Face To Centerline Distance

3.500 inches

Second Connection Face To Centerline Distance

3.750 inches

Flow Control Device

Disk, top guided

End Connection Quantity

Adjustable Pressure Range

+1201.0/+1500.0 pounds per square inch

Valve Discharge Flow Rate

89.0 gallons per minute

Tempurature Adjustability

Not adjustable

Criticality Code Justification

Zzzy

Reference Number Differentiating Characteristics

Quality control in accordance with navships 0948-045-7010 material identification and control instruction for level 1

NSN

4820-01-071-4666

Part Number

20280AD41SS

Description

Valve,relief,pressure And Temper

CAGE

01343

A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.

Part 20280AD41SS NSN 4820-01-071-4666

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

16996

FIIG:

A07100

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:

17.0 X 7.0 X 6.0

Paclk Weight:

8.0000lbs

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:

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