Model: C56-31

Check Valve

Special Features:

Bottom port incl plug

Properties:

Thread Direction

Right-hand all ends

Disk Loading Method

Spring

Connection Style

Plain, optional end (pipe) all ends

Valve Operation Method

Automatic

Connection Type

Threaded internal pipe all ends

Mounting Position

Horizontal

Thread Size

0.375 inches all ends

Material

Copper alloy body

Material

Rubber butadiene-acrylonitrile class nbr flow control device

Style Designator

Straight thru

Supplementary Features

Flow control device: needle

Thread Series Designator

Npt all ends

NSN

4820-00-968-5981

Part Number

C56-31

Description

Valve,check

CAGE

86184

Part C56-31 NSN 4820-00-968-5981

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

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:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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