Model: NA1289

Wearing Ring

Properties:

Body Style

Grooved w/internal and external flange

Groove Depth

0.125 inches

Groove Width

0.190 inches

Overall Length

0.875 inches

Body Outside Diameter

Between 7.499 inches and 7.500 inches

Body Inside Diameter

Between 6.526 inches and 6.528 inches

Corner Radius

0.250 inches inside right corner

End To Flange Distance

0.325 inches

Distance From End To Groove Center

0.157 inches

Internal Flange Inside Diameter

5.375 inches

Internal Flange Width

0.312 inches

Center Flange Thickness

Between 0.172 inches and 0.177 inches

Smallest External Anchor Flange Radius

Between 3.985 inches and 4.000 inches

Largest External Anchor Flange Radius

Between 4.235 inches and 4.250 inches

Distance Below Centerline

0.062 inches

Corner Shape

Round inside right corner

Material

Nickel alloy

Material Specification

Qq-n-288 federal specification all material responses

NSN

4320-01-009-5919

Part Number

NA1289

Description

Ring,wearing

CAGE

83130

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 NA1289 NSN 4320-01-009-5919

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:

4.0000lbs

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