Model: 55-22268-18U/S

Wearing Ring

Properties:

Overall Length
0.938 inches
Body Outside Diameter
4.234 inches
Body Inside Diameter
3.729 inches
Largest External Anchor Flange Radius
2.250 inches
Distance Below Centerline
0.125 inches
Corner Shape
Square all corners
Surface Finish
63.0 microinches inside
Surface Finish
63.0 microinches outside
Surface Finish
63.0 microinches left face
Surface Finish
63.0 microinches right face
Material
Iron
Material Specification
Mil-i-18397, class a military specification single material response
NSN
4320-00-075-7440
Part Number
55-22268-18U/S
Description
Ring,wearing
CAGE
52081

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 55-22268-18U/S NSN 4320-00-075-7440

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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