Model: 21422-401 FIND NO 4

Check Valve

Special Features:

Application: lubricating oil iaw mil-l-17331 or mil-l-17672; reverse flow valve

Properties:

Flow Control Device

Poppet

Disk Loading Method

Spring

End Application

Seawold class ssn

Valve Operation Method

Automatic

Maximum Operating Pressure

3000.0 pounds per square inch single response

Opening Pressure Setting

0.5 pounds per square inch

Part Name Assigned By Controlling Agency

.500" lo-lohm chek valve

Material

Stainless steel body

Material

Stainless steel flow control device

Media For Which Designed

Water-oil-gas single response

Style Designator

Screw-in cartridge

NSN

4820-01-547-4085

Part Number

21422-401 FIND NO 4

Description

Valve,check

CAGE

78062

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 21422-401 FIND NO 4 NSN 4820-01-547-4085

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:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8481302090
SITC: 74730
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Check valves of steel