Model: 641P

Wearing Ring

Special Features:

Hub on lock side 0.281 in. Lg and 4.500 in. Od

Properties:

Body Style

Internal flange w/external locking flange

Overall Length

1.438 inches

Body Outside Diameter

6.375 inches

Body Inside Diameter

5.500 inches

Left Side Flange Thickness

0.250 inches

Right Side Flange Thickness

0.250 inches

Distance Between Flanges

0.938 inches

End To Flange Distance

0.844 inches

Internal Flange Inside Diameter

3.875 inches

Internal Flange Width

1.062 inches

Smallest External Anchor Flange Radius

3.062 inches

Largest External Anchor Flange Radius

3.438 inches

Distance Below Centerline

0.188 inches

Distance From End

0.312 inches

Corner Shape

Square all corners

Material

Copper alloy

NSN

4320-00-420-5443

Part Number

641P

Description

Ring,wearing

CAGE

93232

A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.

Part 641P NSN 4320-00-420-5443

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

22534

FIIG:

A19900

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:

6.1000lbs

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:

128000

UFC:

64870

LTL:

85.0

LCL:

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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 wearing ring (NSN 4320-00-420-5443) 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: 8413919520
SITC: 74291
End Use: Industrial engines
NAICS: 333911
USDA: 1

Freight Class: Parts, nesoi, of pumps for liquids