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Wearing Ring NSN 4320-00-618-5526

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 4320-00-618-5526 NSN: 4320-00-618-5526

Features and Characteristics

Body Style
Grooved w/external locking flange
Groove Depth
0.120 inches
Groove Width
0.150 inches
Overall Length
1.062 inches
Body Outside Diameter
Between 6.124 inches and 6.125 inches
Body Inside Diameter
Between 5.229 inches and 5.232 inches
End Application
4320-01-123-6270 pump, centrifugal
Distance From End To Groove Center
0.100 inches
Distance Between Groove Centers
0.653 inches
Distance Below Centerline
0.125 inches
Distance From End
0.312 inches
Corner Shape
Square all corners
Surface Finish
63.0 microinches all surfaces
Special Features
Undersize ring
Material
Copper alloy
Material Specification
Mil-m-16576 military specification single material response
FSC
4320 Power And Hand Pumps
NIIN
006185526
NSN
4320006185526

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
676-1214-209
Cage Code:
10941
Status:
A
MSDS:
Part Number:
2HCS166-22A
Cage Code:
04579
Status:
A
MSDS:
Part Number:
3324683PC22A
Cage Code:
80064
Status:
A
MSDS:
Part Number:
2-7-109BG
Cage Code:
04579
Status:
A
MSDS:
Part Number:
2HCS170PC22A
Cage Code:
04579
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 4320-00-618-5526
What are the manufacturers of nsn 4320006185526?
Does this nsn 4320006185526 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320006185526
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 4320006185526 contain any precious metals?
No precious metal content.
Does nsn 4320006185526 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320006185526?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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