Model: 2HCS166-22A

Wearing Ring

Special Features:

Undersize ring

Properties:

Body Style

Grooved w/external locking flange

Groove Depth

0.120 inches

Groove Width

0.150 inches

Overall Length

1.062 inches

Body Outside Diameter

Between 6.124 inches and 6.125 inches

Body Inside Diameter

Between 5.229 inches and 5.232 inches

End Application

4320-01-123-6270 pump, centrifugal

Distance From End To Groove Center

0.100 inches

Distance Between Groove Centers

0.653 inches

Distance Below Centerline

0.125 inches

Distance From End

0.312 inches

Corner Shape

Square all corners

Surface Finish

63.0 microinches all surfaces

Material

Copper alloy

Material Specification

Mil-m-16576 military specification single material response

NSN

4320-00-618-5526

Part Number

2HCS166-22A

Description

Ring,wearing

CAGE

04579

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 2HCS166-22A NSN 4320-00-618-5526

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:

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

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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