Model: 20-543

Check Valve Plug

Properties:

General Description

Copper alloy; 3.220 in. O/a lg; wrenching surface across flats 0.875 in. 1.000 in. Od; cylindrical surface has 4 0.250 in. Holes equally spaced on periphery

NSN

4820-00-468-0163

Part Number

20-543

Description

Plug,check Valve

CAGE

27235

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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