Model: 255837-05

Wearing Ring

Special Features:

Mtg holes counterbored 0.438 in. Diameter by 0.250 in. Deep

Properties:

Body Style

Plain

Overall Length

0.562 inches

Bolt Circle Diameter

4.875 inches

Body Outside Diameter

5.624 inches

Body Inside Diameter

4.000 inches

Unthreaded Mounting Hole Diameter

0.281 inches

Bolt Hole Quantity

Corner Shape

Square all corners

Surface Finish

125.0 microinches all surfaces

Material

Copper alloy

Material Specification

Mil-b-16261, gr 4 military specification single material response

NSN

4320-00-218-3501

Part Number

255837-05

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 255837-05 NSN 4320-00-218-3501

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

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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