Model: DAA7221P152

Restrictor Check Valve

Special Features:

21 gpm max flow rate; 1.062-12 un thd cartridge

Properties:

Flow Control Device

Disk

Disk Loading Method

Spring

End Application

4920-01-347-1666; support equipment (se), b-2 bomber aircraft

Valve Operation Method

Automatic

Maximum Operating Pressure

3500.0 pounds per square inch single response

Material

Steel body

Style Designator

Screw-in cartridge

NSN

4820-01-445-4692

Part Number

DAA7221P152

Description

Valve,restrictor Check

CAGE

1W025

A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.

Part DAA7221P152 NSN 4820-01-445-4692

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

20520

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:

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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