Model: NMP1550

Safety Relief Valve

Properties:

Flow Control Device

Disk

Bonnet Type

Inside spring

Bonnet Attachment Method

Union

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

1.500 inches

Adjustable Pressure Range

+26.0/+33.0 pounds per square inch

Outside Diameter

7.500 inches 2nd end

Outside Diameter

5.000 inches 1st end

Thickness

0.562 inches 1st end

Thickness

0.562 inches 2nd end

First Connection Face To Centerline Distance

4.875 inches

Bolt Hole Diameter

0.625 inches 1st end

Bolt Hole Diameter

0.750 inches 2nd end

Second Connection Face To Centerline Distance

5.125 inches

Bolt Circle Diameter

3.875 inches 1st end

Bolt Circle Diameter

6.000 inches 2nd end

Flange Face Design

Plain all ends

Raised Face Height

0.063 inches all ends

Raised Face Diameter

2.875 inches 1st end

Raised Face Diameter

5.000 inches 2nd end

Material

Nickel alloy body

NSN

4820-01-266-1322

Part Number

NMP1550

Description

Valve,safety Relief

CAGE

75954

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 NMP1550 NSN 4820-01-266-1322

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:

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:

051080

UFC:

29300

LTL:

RATING VARIABLE

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