Model: C258A

Wearing Ring

Properties:

Body Style
Internal flange w/external locking flange
Overall Length
1.005 inches
Body Outside Diameter
5.250 inches
Body Inside Diameter
Between 4.480 inches and 4.500 inches
Corner Radius
0.078 inches inside right corner
Left Side Flange Thickness
Between 0.188 inches and 0.203 inches
Right Side Flange Thickness
Between 0.188 inches and 0.203 inches
Distance Between Flanges
0.625 inches
End To Flange Distance
Between 0.780 inches and 0.812 inches
Internal Flange Inside Diameter
3.625 inches
Internal Flange Width
Between 0.328 inches and 0.375 inches
Smallest External Anchor Flange Radius
Between 2.500 inches and 2.555 inches
Largest External Anchor Flange Radius
2.750 inches
Distance Below Centerline
0.125 inches
Distance From End
0.250 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
4320-00-077-0931
Part Number
C258A
Description
Ring,wearing
CAGE
63857

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 C258A NSN 4320-00-077-0931

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:
3.5 X 3.0 X 0.1
Paclk Weight:
3.0000lbs
Item Weight:
0.1000lbs
Item Dim:
001100110001
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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