Model: 31-1-188

Wearing Ring

Properties:

Body Style

Grooved

Groove Depth

0.094 inches

Groove Width

0.125 inches

Overall Length

1.125 inches

Body Outside Diameter

Between 6.771 inches and 6.773 inches

Body Inside Diameter

Between 5.998 inches and 5.999 inches

Distance From End To Groove Center

0.125 inches

Groove Quantity

Corner Shape

Square all corners

Surface Finish

50.0 microinches all surfaces

Material

Copper alloy

NSN

4320-00-787-8868

Part Number

31-1-188

Description

Ring,wearing

CAGE

10941

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 31-1-188 NSN 4320-00-787-8868

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