Model: 11994-1

Check Valve

Properties:

Thread Direction

Right-hand all ends

Flow Control Device

Disk

Disk Loading Method

Weight

Maximum Operating Temp

150.0 degrees fahrenheit 2nd response

Maximum Operating Temp

353.0 degrees fahrenheit 1st response

Connection Style

Plain, optional end (pipe) all ends

Valve Operation Method

Manual

Connection Type

Threaded internal pipe all ends

Mounting Position

Horizontal or vertical

Maximum Operating Pressure

125.0 pounds per square inch 1st response

Maximum Operating Pressure

200.0 pounds per square inch 2nd response

Thread Size

0.250 inches all ends

Material

Copper alloy

Media For Which Designed

Steam 1st response

Media For Which Designed

Water-oil-gas 2nd response

Style Designator

Straight thru

Thread Series Designator

Npt all ends

NSN

4820-01-024-0842

Part Number

11994-1

Description

Valve,check

CAGE

91161

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 11994-1 NSN 4820-01-024-0842

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:

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