Model: DD3657B

Check Valve

Properties:

Flow Control Device

Disk

Disk Loading Method

Spring

Bolt Hole Quantity

8 1st end

Valve Operation Method

Automatic

Flange Shape

Round with holes 1st end

Connection Type

Flange 1st end

Mounting Position

Vertical

Outside Diameter

6.625 inches 1st end

Face To Face Distance

7.062 inches

Thickness

0.500 inches 1st end

Bolt Hole Diameter

0.562 inches 1st end

Bolt Circle Diameter

5.500 inches 1st end

Flange Face Design

Plain 1st end

Material

Copper alloy seat

Material

Copper alloy body

Style Designator

Straight thru

Nondefinitive Specification/std Data

B type and 1 class

NSN

4820-00-268-8787

Part Number

DD3657B

Description

Valve,check

CAGE

95321

Part DD3657B NSN 4820-00-268-8787

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:

21.0000lbs

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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