Model: NAF 526630,DN 250,NAF-CHECK CHE-

Check Valve

Special Features:

Lifting ring; flow direction must be up when used in vertical position; can be used with any liquid, gas or vapor that does not damage component material

Properties:

Flow Control Device

Disk

Disk Loading Method

Spring

Maximum Operating Temp

450.0 degrees celsius single response

End Application

Strategic sealift conversion ships class

Valve Operation Method

Automatic

Flange Shape

Round all ends

Connection Type

Flange all ends

Mounting Position

Horizontal or vertical

Valve Size

114.0 millimeters

Maximum Operating Pressure

40.0 bar single response

Outside Diameter

315.0 millimeters all ends

Face To Face Distance

250.0 millimeters

Flange Face Design

Plain all ends

Material

Stainless steel body

Material

Stainless steel flow control device

Material Specification

Astm a351, gr cf-8m assn standard single material response body

Media For Which Designed

Liquid single response

Style Designator

Straight through flanged ends

Reference Number Differentiating Characteristics

As differentiated by extra long reference number

NSN

4820-01-425-0362

Part Number

NAF 526630,DN 250,NAF-CHECK CHE-

Description

Valve,check

CAGE

S5786

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 NAF 526630,DN 250,NAF-CHECK CHE- NSN 4820-01-425-0362

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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Schedule B and Export

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

Freight Class: Check valves of steel