Model: 55-22187-18U/S

Wearing Ring

Special Features:

W/3 lugs on @flange side, 1.062 in. Lg, 0.625 in. W protruding 0.250 in. Equally spaced 120 degrees apart, w/1 pin 0.375 in. Od, 0.375 in. Protrusion located on outer periphery evenly spaced between two lugs 60. Degrees from one lug

Properties:

Body Style
Plain w/internal flange
Overall Length
1.516 inches
Body Outside Diameter
7.250 inches
Body Inside Diameter
6.438 inches
Corner Radius
0.375 inches inside right corner
Internal Flange Inside Diameter
5.688 inches
Internal Flange Width
0.375 inches
Corner Shape
Round inside right corner
Corner Shape
Square inside left corner
Corner Shape
Square outside left corner
Corner Shape
Square outside right corner
Material
Copper alloy
NSN
4320-00-126-7212
Part Number
55-22187-18U/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 55-22187-18U/S NSN 4320-00-126-7212

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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