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Wearing Ring NSN 4320-00-555-3300

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 4320-00-555-3300 NSN: 4320-00-555-3300

Features and Characteristics

Body Style
External locking flange
Groove Depth
0.094 inches
Groove Width
0.125 inches
Overall Length
1.250 inches
Body Outside Diameter
Between 10.499 inches and 10.500 inches
Body Inside Diameter
Between 9.735 inches and 9.737 inches
Left Side Flange Thickness
0.250 inches
Right Side Flange Thickness
0.250 inches
Distance Between Flanges
Between 0.750 inches and 0.753 inches
Smallest External Anchor Flange Radius
5.156 inches
Largest External Anchor Flange Radius
5.438 inches
Distance Below Centerline
0.156 inches
Distance From End
0.375 inches
Corner Shape
Square all corners
Surface Finish
125.0 microinches all surfaces
Material
Copper alloy
Material Specification
Qq-c-390 federal specification single material response
FSC
4320 Power And Hand Pumps
NIIN
005553300
NSN
4320005553300

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
C177
Cage Code:
63857
Status:
A
MSDS:
Part Number:
R529PC76
Cage Code:
63857
Status:
A
MSDS:
Part Number:
55-22159-19C0S
Cage Code:
52081
Status:
A
MSDS:
Part Number:
H3299831
Cage Code:
53711
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 4320-00-555-3300
What are the manufacturers of nsn 4320005553300?
Does this nsn 4320005553300 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320005553300
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 4320005553300 contain any precious metals?
Precious metal content is unknown.
Does nsn 4320005553300 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320005553300?
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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