PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66-007Impeller,pump,centrifugal

Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. · NSN 4320-00-198-6720 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-198-6720 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-198-6720. Primary manufacturer part number: 66-007.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Size Designator: 0.250-20
  • Blade Type: FORWARD CURVE
  • Rotation Direction for Which Designed: CLOCKWISE
  • Design Type: SINGLE WIDTH
  • Mounting Method: SETSCREW
  • Setscrew Quantity: 2
  • Blade Quantity: 5
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Copper Alloy construction
General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-00-198-6720, 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 9 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-198-6720
Primary Part Number66-007
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCrane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
StatusACTIVE
Size Designator0.250-20
Blade TypeFORWARD CURVE
Rotation Direction for Which DesignedCLOCKWISE
Design TypeSINGLE WIDTH
Mounting MethodSETSCREW
Setscrew Quantity2
Blade Quantity5
Overall Diameter4.000 INCHES NOMINAL IN
MaterialCOPPER ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-155-652666007 INTERCHANGEABLE
Bearing,roller,cylindrical
Eaton Aerospace, Llc Dba Jackson South
4320-00-479-606866007 INTERCHANGEABLE
Pump,axial Pistons
Parker Hannifin Corporation Div Hydraulic Systems Division
6850-01-412-4375168-7M INTERCHANGEABLE
Cleaning Compound,solvent
Dvc Cleaner Inc.
Cross-Reference Index
Part NumberManufacturer
66-007 PRIMARY Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
Related Parts
3110-00-155-6526INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
66007
4320-00-479-6068INTERCHANGEABLE
PUMP,AXIAL PISTONS
66007
6850-01-412-4375INTERCHANGEABLE
CLEANING COMPOUND,SOLVENT
168-7M

Frequently Asked Questions

What is NSN 4320-00-198-6720?

NSN 4320-00-198-6720 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 4320-00-198-6720?

NSN 4320-00-198-6720 has 1 cross-referenced part number: 66-007 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.).

What NSN replaces 4320-00-198-6720?

There are 3 known substitutes for 4320-00-198-6720: 3110-00-155-6526, 4320-00-479-6068, 6850-01-412-4375. Verify interchangeability with system specifications before substitution.

What are the specifications of 66-007?

Key specifications for 66-007: Size Designator: 0.250-20; Blade Type: FORWARD CURVE; Rotation Direction for Which Designed: CLOCKWISE; Design Type: SINGLE WIDTH. 9 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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