Model: 2640-257ASSYRAL1

Check Valve

Properties:

Flow Control Device

Disk

Disk Loading Method

Weight

End Application

Valve chk swg 2.50ips 650psi flge nicop

Valve Operation Method

Automatic

Flange Shape

Round 1st end

Connection Type

Flange 1st end

Mounting Position

Horizontal

Criticality Code Justification

Zzzy

Outside Diameter

6.125 inches 1st end

Face To Face Distance

11.500 inches

Thickness

0.938 inches 1st end

Flange Face Design

Plain 1st end

Material

Nickel alloy body

Reference Number Differentiating Characteristics

Quaity control iaw navships 0948-045-7010 material identificaction and control instructions for level 1 items

Reference Number Differentiating Characteristics

To lrcjxg which is protected material as directed by navsea 08 for the nuclear propulsion training unit (nptu) for the moored training ships (mts)

NSN

4820-00-326-5797

Part Number

2640-257ASSYRAL1

Description

Valve,check

CAGE

03950

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 2640-257ASSYRAL1 NSN 4820-00-326-5797

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:

17.0 X 15.0 X 12.0

Paclk Weight:

65.7000lbs

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:

127220

UFC:

64490

LTL:

77.5

LCL:

77.5

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