ORDER BY PHONE (619) 331-9599      Contact Us      Request Quote
facebook
NationalStockNumber.org

Wearing Ring NSN 4320-01-284-6921

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 4320-01-284-6921 NSN: 4320-01-284-6921

Features and Characteristics

Body Style
External flange
Chamfer Length
0.030 inches outside right corner and 0.060 inches outside right corner
Overall Length
1.500 inches
Bolt Circle Diameter
4.188 inches
Flange Diameter
5.100 inches
Body Outside Diameter
Between 3.249 inches and 3.251 inches
Body Inside Diameter
2.750 inches
Left Side Flange Thickness
1.230 inches
Unthreaded Mounting Hole Diameter
Between 0.405 inches and 0.412 inches
Bolt Hole Quantity
2
Corner Shape
Chamfered outside right corner
Chamfer Angle
45.0 degrees outside right corner
FSC
4320 Power And Hand Pumps
NIIN
012846921
NSN
4320012846921

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
JCM-15493-109
Cage Code:
58905
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 4320-01-284-6921
What are the manufacturers of nsn 4320012846921?
Does this nsn 4320012846921 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4320012846921
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 4320012846921 contain any precious metals?
No precious metal content.
Does nsn 4320012846921 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4320012846921?
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

What do you get when you order from nationalstocknumber.org?

  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
ASA Aviation Suppliers Association Member Logo
NQA AS 9120 Suppliers Logo
ITAR Registered International Traffic in Arms Regulations Logo