Model: MS28893-D12

Safety Relief Valve

Properties:

Thread Class

3b all ends

Thread Direction

Right-hand all ends

Flow Control Device

Poppet

Disk Loading Method

Spring

Valve Discharge Flow Rate

32.0 gallons per minute

Maximum Operating Temp

275.0 degrees fahrenheit single response

Connection Style

G4 gasket sea (boss) all ends

Connection Style

Gasket sea (boss) all ends

Valve Operation Method

Automatic

Connection Type

Threaded internal boss all ends

Features Provided

Pressure tight outlet side

Thready Qty Per Inch (tpi)

12 all ends

Adjustable Pressure Range

+2300.0/+3850.0 pounds per square inch

Maximum Operating Pressure

3850.0 pounds per square inch single response

Thread Size

1.062 inches all ends

Opening Pressure Setting

3750.0 pounds per square inch

Media For Which Designed

Hydraulic fluid, petroleum base single response

Style Designator

Straight through note: to be used for valve bodies of one section only.

Thread Series Designator

Un all ends

NSN

4820-00-407-8372

Part Number

MS28893-D12

Description

Valve,safety Relief

CAGE

96906

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 MS28893-D12 NSN 4820-00-407-8372

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:

1.0000lbs

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:

WCC:

594

TCC:

SHC:

ACC:

Construction Materials

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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