Model: 557-17E

Check Valve

Properties:

Thread Direction

Right-hand all ends

Flow Control Device

Disk

Disk Loading Method

Spring

Connection Style

Plain, optional end (pipe) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded internal pipe all ends

Mounting Position

Horizontal or vertical

Thready Qty Per Inch (tpi)

14 1st end

Thread Size

0.750 inches all ends

Media For Which Designed

Air single response

Style Designator

Straight thru

Thread Series Designator

Anpt all ends

NSN

4820-01-023-4488

Part Number

557-17E

Description

Valve,check

CAGE

99551

Part 557-17E NSN 4820-01-023-4488

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:

127220

UFC:

64490

LTL:

77.5

LCL:

77.5

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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