Model: 2640-258 ASSY RA

Check Valve

Properties:

Flow Control Device

Disk

Bolt Hole Quantity

8 all ends

Valve Operation Method

Automatic

Flange Shape

Round with holes all ends

Connection Type

Flange all ends

Mounting Position

Horizontal or vertical

Valve Size

3.000 inches

Maximum Operating Pressure

650.0 pounds per square inch single response

Outside Diameter

7.062 inches all ends

Face To Face Distance

13.500 inches

Thickness

1.375 inches all ends

Bolt Hole Diameter

0.688 inches all ends

Bolt Circle Diameter

5.922 inches all ends

Flange Face Design

Plain all ends

Material

Nickel alloy body

Style Designator

Straight through flanged ends

NSN

4820-01-297-3466

Part Number

2640-258 ASSY RA

Description

Valve,check

CAGE

96169

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 2640-258 ASSY RA NSN 4820-01-297-3466

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:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8481309000
SITC: 74730
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Check valves of materials other than copper, iron or steel