Model: H4320-218-4219

Wearing Ring

Properties:

Body Style
External locking flange
Groove Depth
0.062 inches
Groove Width
0.062 inches
Overall Length
0.875 inches
Body Outside Diameter
3.250 inches
Body Inside Diameter
2.750 inches
Left Side Flange Thickness
0.125 inches
Right Side Flange Thickness
0.125 inches
Distance Between Flanges
0.625 inches
End To Flange Distance
0.188 inches
Internal Flange Width
0.375 inches
Center Flange Thickness
0.500 inches
Smallest External Anchor Flange Radius
1.812 inches
Largest External Anchor Flange Radius
1.625 inches
Distance Below Centerline
0.062 inches
Distance From End
0.188 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
Surface Finish
125.0 microinches all surfaces
Material
Copper alloy
Material Specification
Qq-c-390, alloy 910 federal specification single material response
NSN
4320-00-218-4219
Part Number
H4320-218-4219
Description
Ring,wearing
CAGE
03950

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 H4320-218-4219 NSN 4320-00-218-4219

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.8000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

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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