Model: PLV-255B-6-E

Safety Relief Valve

Special Features:

Valve is furnished with snubber, length with snubber is 3 inches; pressure ramge from 1000-3000 psi with adjustment and lock nut; snubber porosity for water and light oils, 30-225 ssu

Properties:

Thread Direction

Right-hand all ends

Flow Control Device

Piston

Disk Loading Method

Spring

End Application

Hyd. Test stand model h-5000-s; lpd-17

Connection Style

G9 plain, optional en (pipe) all ends

Valve Operation Method

Automatic

Connection Type

Threaded internal pipe all ends

Adjustable Pressure Range

+1000.0/+3000.0 pounds per square inch

Maximum Operating Pressure

5000.0 pounds per square inch single response

Thread Size

0.250 inches all ends

Part Name Assigned By Controlling Agency

Pressure limiting valve-snubber

Material

Copper alloy body

Media For Which Designed

Oil, hydraulic single response

Thread Series Designator

Npt all ends

NSN

4820-01-527-1692

Part Number

PLV-255B-6-E

Description

Valve,safety Relief

CAGE

99752

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 PLV-255B-6-E NSN 4820-01-527-1692

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:

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