Model: 12980-4

Lift-check Valve

Properties:

Thread Class

3b 1st end

Thread Direction

Right-hand 1st end

Connection Style

Plain, optional end (pipe) 1st end

Connection Type

Threaded internal tube 1st end

Mounting Position

Horizontal

Thready Qty Per Inch (tpi)

12 1st end

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

1.500 inches 1st end

Outside Diameter Tube Accommodated

0.750 inches 1st end

Material

Aluminum alloy body

Material

Stainless steel seat

Media For Which Designed

Hydraulic fluid, phosphate-ester base single response

Style Designator

Straight thru

Thread Series Designator

Un 1st end

NSN

4820-00-057-1885

Part Number

12980-4

Description

Valve,lift-check

CAGE

99643

A valve with a stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. In the second position, the valve disk is lifted from the seat to allow a flow of fluid in either direction through the valve. The valve disk may be spring loaded. See also valve, stop-check and valve, stop-lift-check.

Part 12980-4 NSN 4820-00-057-1885

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

27828

FIIG:

A530B0

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:

1.8000lbs

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:

Equipment for Aircraft

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Schedule B and Export

Schedule B: 8481309000
SITC: 74730
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Check valves of materials other than copper, iron or steel