Model: FF3-NKP0-04S-4GPM

Restrictor Check Valve

Properties:

Thread Class

3a 2nd end

Thread Class

3b 1st end

Thread Direction

Right-hand all ends

Aperture Diameter

1.250 inches

Flow Control Device

Poppet

Maximum Operating Temp

200.0 degrees fahrenheit single response

Connection Style

External seat for gasket seal (boss) 2nd end

Connection Style

Plain, optional end (pipe) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded external boss 2nd end

Connection Type

Threaded internal pipe 1st end

Mounting Position

Horizontal or vertical

Thready Qty Per Inch (tpi)

16 2nd end

Maximum Operating Pressure

5000.0 pounds per square inch single response

Thread Size

0.500 inches 1st end

Thread Size

0.750 inches 2nd end

Material

Copper alloy

Media For Which Designed

Hydraulic fluid, mineral base single response

Style Designator

Straight thru

Thread Series Designator

Npt 1st end

Thread Series Designator

Unj 2nd end

NSN

4820-00-080-3858

Part Number

FF3-NKP0-04S-4GPM

Description

Valve,restrictor Check

CAGE

10129

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 FF3-NKP0-04S-4GPM NSN 4820-00-080-3858

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:

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:

Equipment for Aircraft

Pricing & Availability Check

Submit this form for stock availability and pricing.

How to Order

Ordering from buyaircraftparts.com

If you would like to order this restrictor check valve (NSN 4820-00-080-3858) please submit the pricing and availability form above to receive an up to date quote by email. If you agree to the pricing and terms you can e-sign your order online!

We are pleased to have the opportunity to serve you.

Have a Question

Hours:	08:00-18:00 Eastern Standard Time
Phone:	+1 470-231-0824
Email:	Contact Form »

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