PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

056473Impeller,pump,centrifugal

Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. · NSN 4320-00-574-6499 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-574-6499 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-574-6499. Primary manufacturer part number: 056473.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Keyway Quantity: 1
  • Keyway Length: 1.647 INCHES MINIMUM AND 1.667 INCHES MAXIMUM IN
  • Blade Quantity: 2
  • Material: NICKEL ALLOY
  • Material Document and Classification: QQ-N-288,COMP E FED SPEC SINGLE MATERIAL RESPONSE
  • Hub Length: 1.647 INCHES MINIMUM AND 1.667 INCHES MAXIMUM IN
  • Hub Bore Diameter: 1.251 INCHES MINIMUM AND 1.252 INCHES MAXIMUM IN
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Nickel Alloy construction
General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-00-574-6499, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-574-6499
Primary Part Number056473
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCrane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
StatusACTIVE
Keyway Quantity1
Keyway Length1.647 INCHES MINIMUM AND 1.667 INCHES MAXIMUM IN
Blade Quantity2
MaterialNICKEL ALLOY
Material Document and ClassificationQQ-N-288,COMP E FED SPEC SINGLE MATERIAL RESPONSE
Hub Length1.647 INCHES MINIMUM AND 1.667 INCHES MAXIMUM IN
Hub Bore Diameter1.251 INCHES MINIMUM AND 1.252 INCHES MAXIMUM IN
Rotation Direction for Which DesignedCLOCKWISE
Keyway Depth0.115 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
Hub LocationBACK SIDE
Hub Projection Length Beyond Wheel Side0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
Keyway Width0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
Blade TypeBACKWARD CURVE
Hub Quantity2
Keyway TypeSTRAIGHT
Overall Diameter9.437 INCHES NOMINAL IN
Design TypeSINGLE WIDTH
Mounting MethodKEY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5305-00-151-0391 INTERCHANGEABLE
Screw,machine
5310-00-185-6389 INTERCHANGEABLE
Nut,plain,round
5910-01-073-6962 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5310-01-175-039656473 INTERCHANGEABLE
Nut,rod,center
Leroi International Inc Dba Compair Leroi
Cross-Reference Index
Part NumberManufacturer
056473 PRIMARY Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
56473 Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
Related Parts
5305-00-151-0391INTERCHANGEABLE
SCREW,MACHINE
5310-00-185-6389INTERCHANGEABLE
NUT,PLAIN,ROUND
5910-01-073-6962INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5310-01-175-0396INTERCHANGEABLE
NUT,ROD,CENTER
56473

Frequently Asked Questions

What is NSN 4320-00-574-6499?

NSN 4320-00-574-6499 is a Impeller,pump,centrifugal, manufactured by Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp., classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-574-6499?

NSN 4320-00-574-6499 has 2 cross-referenced part numbers: 056473 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.), 56473 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.).

What NSN replaces 4320-00-574-6499?

There are 4 known substitutes for 4320-00-574-6499: 5305-00-151-0391, 5310-00-185-6389, 5910-01-073-6962 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 056473?

Key specifications for 056473: Keyway Quantity: 1; Keyway Length: 1.647 INCHES MINIMUM AND 1.667 INCHES MAXIMUM IN; Blade Quantity: 2; Material: NICKEL ALLOY. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com