PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A7483Sleeve,shaft,pump

Coffin Turbo Pump Inc · NSN 4320-00-375-8896 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-375-8896 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-375-8896. Primary manufacturer part number: A7483.
Features
  • Sleeve,shaft,pump — FSC 4320
  • Slot Width: 0.3750 INCHES NOMINAL FIRST IN
  • Features Provided: CASEHARDENED
  • Corner Shape: SQUARE ALL CORNERS
  • Slot Width: 0.3750 INCHES NOMINAL SECOND IN
  • Flange Width: 0.8750 INCHES NOMINAL IN
  • Antirotation/lubrication Type and Quantity: 2 SLOT
  • Style Designator: SOLID, EXTERNAL FLANGE ONE END
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Nickel Alloy Overall construction
General Description

The Sleeve,shaft,pump, cataloged under National Stock Number 4320-00-375-8896, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Coffin Turbo Pump Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-375-8896
Primary Part NumberA7483
Item NameSleeve,shaft,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCoffin Turbo Pump Inc
StatusACTIVE
Slot Width0.3750 INCHES NOMINAL FIRST IN
Features ProvidedCASEHARDENED
Corner ShapeSQUARE ALL CORNERS
Slot Width0.3750 INCHES NOMINAL SECOND IN
Flange Width0.8750 INCHES NOMINAL IN
Antirotation/lubrication Type and Quantity2 SLOT
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Slot Length0.1875 INCHES NOMINAL SECOND IN
Flange Outside Diameter2.3750 INCHES NOMINAL IN
Body Outside Diameter2.1870 INCHES NOMINAL IN
Slot Length0.1875 INCHES NOMINAL FIRST IN
MaterialNICKEL ALLOY OVERALL
Body Inside Diameter2.0000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4310-01-367-7450A18-A7483 INTERCHANGEABLE
Ring Set,piston
Rix Industries
Cross-Reference Index
Part NumberManufacturer
A7483 PRIMARY Coffin Turbo Pump Inc (USA)
Related Parts
4310-01-367-7450INTERCHANGEABLE
RING SET,PISTON
A18-A7483

Frequently Asked Questions

What is NSN 4320-00-375-8896?

NSN 4320-00-375-8896 is a Sleeve,shaft,pump, manufactured by Coffin Turbo Pump Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-375-8896?

NSN 4320-00-375-8896 has 1 cross-referenced part number: A7483 (Coffin Turbo Pump Inc).

What NSN replaces 4320-00-375-8896?

There is 1 known substitute for 4320-00-375-8896: 4310-01-367-7450. Verify interchangeability with system specifications before substitution.

What are the specifications of A7483?

Key specifications for A7483: Slot Width: 0.3750 INCHES NOMINAL FIRST IN; Features Provided: CASEHARDENED; Corner Shape: SQUARE ALL CORNERS; Slot Width: 0.3750 INCHES NOMINAL SECOND IN. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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