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Wearing Ring

NSN: 4320-01-506-8326 | Model: 540414000

A cylindrical item with or without flang (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 Properties and Flags
NATO Stock Number
4320-01-506-8326
DEMIL
NO
Body Style
Internal flange
Chamfer Length
0.090 inches outside right corner and 0.150 inches outside right corner
Overall Length
Between 1.350 inches and 1.410 inches
Body Outside Diameter
Between 6.753 inches and 6.754 inches
Body Inside Diameter
Between 6.270 inches and 6.272 inches
Corner Radius
0.220 inches inside right corner and 0.280 inches inside right corner
End Application
USED-ON-930-16C4
End To Flange Distance
0.940 inches
Internal Flange Inside Diameter
Between 5.470 inches and 5.530 inches
Internal Flange Outside Diameter
Between 5.590 inches and 5.650 inches
Internal Flange Width
Between 0.410 inches and 0.470 inches
Internal Flange Lip Width
0.250 inches
Corner Shape
Square outside left corner
Surface Finish
125.0 microinches right face
Chamfer Angle
14.0 degrees outside right corner and 16.0 degrees outside right corner
Special Features
Part name assigned by controlling agency is wear ring
Material
Copper alloy 836
Material Specification
Astm b584 assn standard single material response or sae j461 assn standard single material response

Pricing and Availability

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NSN 4320-01-506-8326 Datasheet

Supply Class (FSC):
Power And Hand Pumps
Cross Reference:
  • 540414000
  • 93016K4105
Cage Codes:
  • Rupp Company, The Gorman (CAGE 25567)
Schedule B & Trade:
  • Schedule B: 8413919520 (NAICS 333911)

    Parts, nesoi, of pumps for liquids

  • SITC: 74291

    Parts of pumps for liquids

  • End Use: 21100

    Industrial engines

Identification:
HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

ESD

A - No known electrostatic discharge (esd) or electromagnetic interference (emi) sensitivity.

ADPE

- Represents items with no adp components

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    128000 - Pumps pwr noi/working heads/parts

  • WCC:

    594 - Pumps and parts, (machinery and parts),(less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • LTL:

    M - 85.0

  • ACC:

    V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    Z
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    10b2--1
  • Repariability
    This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $856.58 to $1,427.63..
Does NSN 4320-01-506-8326 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
U.s. Marine Corps, and Department Of The Navy
What is the NIIN of NSN 4320-01-506-8326?
015068326 or 01-506-8326
Does NSN 4320-01-506-8326 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4320-01-506-8326?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Apr 10, 2003