Model: 256123-13

Wearing Ring

Properties:

Body Style
Internal flange w/external locking flange
Chamfer Length
0.938 inches inside right corner
Overall Length
2.125 inches
Body Outside Diameter
Between 9.244 inches and 9.246 inches
Body Inside Diameter
8.345 inches
Corner Radius
0.281 inches inside right corner
Left Side Flange Thickness
0.438 inches
Right Side Flange Thickness
0.562 inches
Distance Between Flanges
Between 1.125 inches and 1.128 inches
End To Flange Distance
1.625 inches
Internal Flange Inside Diameter
7.125 inches
Internal Flange Width
0.562 inches
Smallest External Anchor Flange Radius
4.500 inches
Largest External Anchor Flange Radius
4.938 inches
Distance Below Centerline
0.063 inches
Distance From End
0.500 inches
Corner Shape
Chamfered inside right corner
Corner Shape
Round inside left corner
Corner Shape
Square outside left corner
Corner Shape
Square outside right corner
Surface Finish
125.0 microinches inside
Surface Finish
250.0 microinches right face
Surface Finish
32.0 microinches outside
Surface Finish
32.0 microinches left face
Chamfer Angle
15.0 degrees inside right corner
Material
Copper alloy
Material Specification
Qq-c-390, type 1 federal specification single material response
NSN
4320-00-398-8163
Part Number
256123-13
Description
Ring,wearing
CAGE

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 256123-13 NSN 4320-00-398-8163

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22534
FIIG:
A19900
Concept No.:
App. Key:
A
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
128000
UFC:
64870
LTL:
85.0
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
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

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