Model: C681581-1

Check Valve

Properties:

Flow Control Device

Disk

Maximum Operating Temp

200.0 degrees fahrenheit single response

Connection Style

Socket (tube) all ends

Valve Operation Method

Automatic

Connection Type

Unthreaded internal tube all ends

Mounting Position

Horizontal or vertical

Maximum Operating Pressure

200.0 pounds per square inch single response

Outside Diameter Tube Accommodated

1.250 inches all ends

Material

Copper alloy

Media For Which Designed

Steam 1st response

Media For Which Designed

Water, fresh 2nd response

Style Designator

Straight thru

NSN

4820-00-805-0419

Part Number

C681581-1

Description

Valve,check

CAGE

06845

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 C681581-1 NSN 4820-00-805-0419

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:

050855

UFC:

29290

LTL:

RATING VARIABLE

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 8481301090
SITC: 74730
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Check valves of copper having a pressure rating of 850 kpa or over