Model: M81940/1-1

Hydraulic System Bleeder Valve

Properties:

Thread Class

3a all ends

Thread Direction

Right-hand all ends

Flow Control Device

Poppet

Maximum Operating Temp

275.0 degrees fahrenheit single response

Connection Style

G43 external seat for gasket seal (boss) 1st end

Connection Style

G46a plain (tube) 2nd end

Valve Operation Method

Manual

Connection Type

Threaded external boss 1st end

Connection Type

Threaded external tube 2nd end

Thready Qty Per Inch (tpi)

20 1st end

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

0.312 inches 2nd end

Thread Size

0.438 inches 1st end

Seat Angle

37.0 degrees 1st end

Material

Aluminum alloy body

Media For Which Designed

Hydraulic fluid, mineral base single response

Thread Series Designator

Unf 2nd end

Thread Series Designator

Unj 1st end

NSN

4820-01-104-5169

Part Number

M81940/1-1

Description

Valve,bleeder,hydraulic System

CAGE

81349

A metallic, threaded, screw-shaped item used in hydraulic brake cylinders, hydraulic power units, missile launching hydraulic systems, and the like, for the purpose of providing a means of releasing air form and/or flushing a hydraulic system. It may be furnished with or without a dust cap. Excludes spring loaded or automatic type air pressure relief valves, and bolt, fluid passage.

Part M81940/1-1 NSN 4820-01-104-5169

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

37648

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:

0.2000lbs

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: 8481809050
SITC: 74780
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Other taps, cocks, valves, etc., nesoi