Model: 21739

Check Valve

Properties:

Flow Control Device

Poppet

Disk Loading Method

Spring

Connection Style

Plain (tube) 2nd end

Valve Operation Method

Automatic

Flange Shape

Round 1st end

Connection Type

Flange 1st end

Connection Type

Unthreaded external tube 2nd end

Mounting Position

Horizontal or vertical

Outside Diameter

1.000 inches 1st end

Thickness

0.365 inches 1st end

Flange Face Design

Plain 1st end

Outside Diameter Tube Accommodated

1.010 inches 2nd end

Material

Steel

Style Designator

Straight thru

NSN

4820-00-036-2875

Part Number

21739

Description

Valve,check

CAGE

71871

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part 21739 NSN 4820-00-036-2875

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05487

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 8481302090
SITC: 74730
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Check valves of steel