Model: 4381026-527

Safety Relief Valve

Properties:

Thread Class

3b 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Poppet

Bonnet Type

Packing retaining

Disk Loading Method

Spring

Connection Style

G4 gasket sea (boss) 1st end

Connection Style

Gasket sea (boss) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded internal boss 1st end

Features Provided

Pressure tight outlet side

Thready Qty Per Inch (tpi)

20 1st end

Adjustable Pressure Range

+2300.0/+3850.0 pounds per square inch

Adjustable Pressure Range

+2300.0 to 3850.0 pounds per square inch

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

0.437 inches 1st end

Outside Diameter Tube Accommodated

0.250 inches 1st end

Media For Which Designed

Oil, hydraulic single response

Surface Treatment

Anodize

Surface Treatment Specification

Mil-a-8625, type 2 military specification single treatment response

Thread Series Designator

Unf 1st end

NSN

4820-00-541-7659

Part Number

4381026-527

Description

Valve,safety Relief

CAGE

88277

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 4381026-527 NSN 4820-00-541-7659

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:

4.0 X 4.0 X 2.0

Paclk Weight:

Item Weight:

0.2000lbs

Item Dim:

001200120004

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

Pricing & Availability Check

Submit this form for stock availability and pricing.

How to Order

Ordering from buyaircraftparts.com

If you would like to order this safety relief valve (NSN 4820-00-541-7659) please submit the pricing and availability form above to receive an up to date quote by email. If you agree to the pricing and terms you can e-sign your order online!

We are pleased to have the opportunity to serve you.

Have a Question

Hours:	08:00-18:00 Eastern Standard Time
Phone:	+1 470-231-0824
Email:	Contact Form »

Schedule B and Export

Schedule B: 8481400000
SITC: 74740
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Safety or relief valves