Model: 378D677H01

Wearing Ring

Special Features:

Mtg holes counterbored

Properties:

Body Style

External flange

Chamfer Length

0.062 inches outside right corner

Hole Depth

0.094 inches

Groove Depth

0.500 inches

Overall Length

0.625 inches

Bolt Circle Diameter

4.500 inches

Flange Diameter

6.875 inches

Body Outside Diameter

Between 5.372 inches and 5.373 inches

Body Inside Diameter

Between 4.120 inches and 4.121 inches

Left Side Flange Thickness

0.250 inches

Unthreaded Mounting Hole Diameter

0.125 inches

Bolt Hole Quantity

End To Flange Distance

0.375 inches

Groove Quantity

Corner Shape

Chamfered outside right corner

Corner Shape

Square outside left corner

Chamfer Angle

45.0 degrees outside right corner

Material

Copper alloy

Material Specification

Mil-b-16261 military specification single material response

NSN

4320-00-860-7979

Part Number

378D677H01

Description

Ring,wearing

CAGE

90099

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 378D677H01 NSN 4320-00-860-7979

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:

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 4320-00-860-7979) 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