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Wearing Ring NSN 4320-00-145-1268

Item Description

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.

NSN 4320-00-145-1268 NSN: 4320-00-145-1268

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Features and Characteristics

Body Style
External locking flange
Chamfer Length
0.750 inches outside left corner
Overall Length
1.813 inches
Body Outside Diameter
2.453 inches
Body Inside Diameter
1.688 inches
End To Flange Distance
0.781 inches
Internal Flange Inside Diameter
1.500 inches
Internal Flange Width
0.375 inches
Center Flange Thickness
0.250 inches
Smallest External Anchor Flange Radius
1.063 inches
Largest External Anchor Flange Radius
1.250 inches
Distance Below Centerline
0.047 inches
Corner Shape
Square outside right corner
Chamfer Angle
10.0 degrees outside left corner
Material
Copper alloy
FSC
4320 Power And Hand Pumps
NIIN
001451268
NSN
4320001451268

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
016356-00
Cage Code:
93232
Status:
A
MSDS:
Part Number:
RW33681PC22
Cage Code:
93232
Status:
A
MSDS:
Part Number:
16356
Cage Code:
93232
Status:
A
MSDS:
Part Number:
1273P
Cage Code:
93232
Status:
A
MSDS:
Part Number:
M16356
Cage Code:
93232
Status:
A
MSDS:
Part Number:
RW58950PC22
Cage Code:
93232
Status:
A
MSDS:
Part Number:
SL5233PC28
Cage Code:
93232
Status:
A
MSDS:
Part Number:
SL5235PC28
Cage Code:
93232
Status:
A
MSDS:
Part Number:
SL5250PC31
Cage Code:
93232
Status:
A
MSDS:
Part Number:
SL5252PC31
Cage Code:
93232
Status:
A
MSDS:
Part Number:
SL6044PC17
Cage Code:
93232
Status:
A
MSDS:
Part Number:
SL6441PC20
Cage Code:
93232
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8413919520
  • NAICS: 333911
  • SITC: 74291
  • Description: Parts, nesoi, of pumps for liquids
  • End Use (Code 21100):
    Industrial engines

Q & A

Frequently asked questions for NSN 4320-00-145-1268
What are the manufacturers of nsn 4320001451268?
Does this nsn 4320001451268 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320001451268
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.
Does nsn 4320001451268 contain any precious metals?
Precious metal content is unknown.
Does nsn 4320001451268 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320001451268?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
22534
FIIG:
A19900
App. Key:
A
Cond. Code:
2
Status:
A

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