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NationalStockNumber.INFO

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Wearing Ring

NSN: 4320-00-064-4365 | Model: 945851-01

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
4320-00-064-4365
DEMIL
NO
Body Style
Internal flange w/external locking flange
Overall Length
0.812 inches
Body Outside Diameter
4.122 inches
Body Inside Diameter
3.594 inches
Left Side Flange Thickness
0.181 inches
Right Side Flange Thickness
0.250 inches
Distance Between Flanges
0.381 inches
Internal Flange Inside Diameter
3.125 inches
Internal Flange Width
0.250 inches
Largest External Anchor Flange Radius
2.250 inches
Distance Below Centerline
0.094 inches
Distance From End
0.250 inches
Material
Copper alloy
Material Specification
Mil-b-16261, grade 3-canceled military specification single material response

Pricing and Availability

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NSN 4320-00-064-4365 Datasheet

Supply Class (FSC):
Power And Hand Pumps
Cross Reference:
  • 945851-01
  • RY-144690 ITEM
  • DA103-3A
  • 50178-1
  • WBD-6-1
  • RY-145851
  • 945851-1PH
  • 50178
  • 945851
  • 945851-1PH
  • RY-145851
Cage Codes:
  • Mechanical Wright Electro Curtiss (CAGE 93232)
  • Dolphin Machine, Inc. (CAGE 6Z158)
  • R.p.s. Inc. (CAGE 54402)
  • Alfred Conhagen Inc. (CAGE 71639)
  • Marine Engine Specialties Div Of (CAGE 16460)
  • Mechanical Wright Electro Curtiss (CAGE 0UBG9)
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

U - Precious metal content is unknown

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
    9b-----
  • Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $637.47 to $1,062.45..
Does NSN 4320-00-064-4365 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Navy, and Spain
What is the NIIN of NSN 4320-00-064-4365?
000644365 or 00-064-4365
Does NSN 4320-00-064-4365 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4320-00-064-4365?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jun 24, 1967