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NationalStockNumber.INFO

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Wearing Ring

NSN: 4320-01-026-0073 | Model: NA1347-1

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
4320-01-026-0073
DEMIL
NO
Body Style
Grooved w/internal and external flange
Groove Depth
0.108 inches
Groove Width
0.190 inches
Overall Length
0.938 inches
Body Outside Diameter
Between 8.249 inches and 8.250 inches
Body Inside Diameter
Between 7.503 inches and 7.505 inches
Corner Radius
0.188 inches inside right corner
End To Flange Distance
0.391 inches
Distance From End To Groove Center
0.220 inches
Internal Flange Inside Diameter
6.750 inches
Internal Flange Width
0.250 inches
Center Flange Thickness
Between 0.172 inches and 0.177 inches
Smallest External Anchor Flange Radius
Between 4.359 inches and 4.375 inches
Largest External Anchor Flange Radius
Between 4.609 inches and 4.625 inches
Distance Below Centerline
0.063 inches
Corner Shape
Square outside right corner
Material
Copper alloy

Pricing and Availability

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NSN 4320-01-026-0073 Datasheet

Supply Class (FSC):
Power And Hand Pumps
Cross Reference:
  • NA1347-1
  • NG13533
  • NG13533
  • NG13533
  • NA1347-1
  • NG13533
  • NA1347-1
  • NG13533
  • NA1347-1
  • NG13533
  • NA1347-1
  • NG13533
  • NA1347-1
  • NG13533
  • NA1347-1
  • NG13533
  • NA1347-1
  • NG13533
  • NA1347-1
  • NG13533
Cage Codes:
  • Buffalo Pumps, Inc. (CAGE 83130)
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
    J
  • 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 $732.56 to $1,220.94..
Does NSN 4320-01-026-0073 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 Brazil
What is the NIIN of NSN 4320-01-026-0073?
010260073 or 01-026-0073
Does NSN 4320-01-026-0073 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4320-01-026-0073?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Aug 13, 1976