Model: C20B

Check Valve

Properties:

Thread Direction

Right-hand all ends

Connection Style

Inverted flare (pipe) 2nd end

Valve Operation Method

Manual

Connection Type

Threaded external pipe all ends

Thread Size

1.8 inches all ends

Seat Angle

2.0 degrees all ends

Material

Steel body

Style Designator

Straight thru

Thread Series Designator

Nptf all ends

NSN

4820-01-650-5477

Part Number

C20B

Description

Valve,check

CAGE

92029

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 C20B NSN 4820-01-650-5477

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:

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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