Model: A-2 1/2NC180B-1

Wearing Ring

Special Features:

0.375 in. W, 0.051 in. Dp groove opposite side of locking flange

Properties:

Body Style
External locking flange
Chamfer Length
0.031 inches outside left corner
Chamfer Length
0.031 inches outside right corner
Groove Depth
0.051 inches
Groove Width
Between 0.085 inches and 0.090 inches
Overall Length
1.062 inches
Body Outside Diameter
4.999 inches
Body Inside Diameter
4.684 inches
End To Flange Distance
0.312 inches
Center Flange Thickness
Between 0.242 inches and 0.245 inches
Smallest External Anchor Flange Radius
2.438 inches
Largest External Anchor Flange Radius
2.625 inches
Distance Below Centerline
0.094 inches
Corner Shape
Chamfered outside left corner
Corner Shape
Chamfered outside right corner
Corner Shape
Square inside right corner
Corner Shape
Square inside left corner
Surface Finish
125.0 microinches all surfaces
Chamfer Angle
45.0 degrees outside left corner
Chamfer Angle
45.0 degrees outside right corner
Material
Steel
NSN
4320-00-075-1951
Part Number
A-2 1/2NC180B-1
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 A-2 1/2NC180B-1 NSN 4320-00-075-1951

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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