2991P

Wearing Ring

NSN 4320-00-218-3210

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

002183210

Product Features

Mtg holes counterbored 0.344 in. Diameter and 0.188 in. Deep

Technical Specifications of NSN

Body Style:

Plain

Overall Length:

0.375 inches

Bolt Circle Diameter:

2.438 inches

Body Outside Diameter:

Between 2.996 inches and 2.998 inches

Body Inside Diameter:

1.845 inches

Unthreaded Mounting Hole Diameter:

0.219 inches

Bolt Hole Quantity:

Corner Shape:

Square all corners

Surface Finish:

125.0 microinches inside

Surface Finish:

125.0 microinches outside

Surface Finish:

125.0 microinches left face

Surface Finish:

125.0 microinches right face

Material:

Copper alloy

Material Specification:

Mil-b-16261, gr 2 military specification single material response

NSN:

4320-00-218-3210

Item Name:

Ring,case,back,undersize

Cage Code:

93232

Other Related Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

SK-134622

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

10418

Cage Code:

54402

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SK-134622 P/N10418

Cage Code:

54402

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

RW99222PC14

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

RW99222

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

178412G

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

F178412G

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

RW97271PC14

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SL4597PC60

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SL5163PC60

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SL5458PC60

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SL5528PC40

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SL6736PC30

Cage Code:

93232

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SK-134622

Cage Code:

0UBG9

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

RW99222PC14

Cage Code:

0UBG9

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

22534

FIIG:

A19900

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

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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Pricing & Availability

Submit this form for current pricing and availability quote on part number 2991p and/or cross reference parts.

Definition Definition of approved item name (AIN): "Undersize Back Case Ring"

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.