Model: 31-1-188

Wearing Ring

Properties:

Body Style
Grooved
Groove Depth
0.094 inches
Groove Width
0.125 inches
Overall Length
1.125 inches
Body Outside Diameter
Between 6.771 inches and 6.773 inches
Body Inside Diameter
Between 5.998 inches and 5.999 inches
Distance From End To Groove Center
0.125 inches
Groove Quantity
4
Corner Shape
Square all corners
Surface Finish
50.0 microinches all surfaces
Material
Copper alloy
NSN
4320-00-787-8868
Part Number
31-1-188
Description
Ring,wearing
CAGE
10941

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 31-1-188 NSN 4320-00-787-8868

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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