PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A622Impeller,pump,centrifugal

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4320-00-058-3084 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-058-3084 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-058-3084. Primary manufacturer part number: A622.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Hub Quantity: 1
  • Blade Quantity: 5
  • Design Type: SINGLE WIDTH
  • Hub Length: 0.750 INCHES NOMINAL IN
  • Material: COPPER ALLOY
  • Keyway Depth: 0.094 INCHES NOMINAL IN
  • Keyway Quantity: 1
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 4320-00-058-3084, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 17 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-058-3084
Primary Part NumberA622
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
Hub Quantity1
Blade Quantity5
Design TypeSINGLE WIDTH
Hub Length0.750 INCHES NOMINAL IN
MaterialCOPPER ALLOY
Keyway Depth0.094 INCHES NOMINAL IN
Keyway Quantity1
Keyway Length0.750 INCHES NOMINAL IN
Hub LocationBACK SIDE
Hub Bore Diameter0.500 INCHES NOMINAL IN
Hub Projection Length Beyond Wheel Side0.750 INCHES NOMINAL IN
Keyway TypeMACHINE
Mounting MethodKEY
Blade TypeBACKWARD CURVE
Keyway Width0.125 INCHES NOMINAL IN
Rotation Direction for Which DesignedCOUNTERCLOCKWISE
Overall Diameter5.969 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5910-00-165-284878219 INTERCHANGEABLE
Capacitor Assembly
Prestolite Electric Inc
3040-00-471-8612A6-22 INTERCHANGEABLE
Shaft,straight
Roller Bearing Co of America, Inc Div Pic Design
5120-00-540-6319LJ622000 INTERCHANGEABLE
Jack,leveling-Support
Albion Industries, Inc. Dba Albion Industries
3130-00-623-30228421539 INTERCHANGEABLE
Bearing Unit,ball
Army, United States Department of the Dba Rock Island Arsenal Jmtc
3030-00-684-2223416571-1 INTERCHANGEABLE
Belts,v,matched Set
L3harris Technologies, Inc. Dba Harris Corporation
5340-00-703-6585A-622 INTERCHANGEABLE
Cover,access
Am General Llc
5945-00-840-467158A164D519 INTERCHANGEABLE
Solenoid,electrical
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
1615-01-135-1436A622 INTERCHANGEABLE
Chip,detector
Eaton Aerospace Llc Div Fluid and Electrical Distribution Division
6625-01-472-2028A622 INTERCHANGEABLE
Probe-Lead Assembly,test
Tektronix, Inc.
Cross-Reference Index
Part NumberManufacturer
657C0840 Circor Naval Solutions Llc Dba Warren Pumps (USA)
A622 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
5910-00-165-2848INTERCHANGEABLE
CAPACITOR ASSEMBLY
78219
3040-00-471-8612INTERCHANGEABLE
SHAFT,STRAIGHT
A6-22
5120-00-540-6319INTERCHANGEABLE
JACK,LEVELING-SUPPORT
LJ622000
3130-00-623-3022INTERCHANGEABLE
BEARING UNIT,BALL
8421539
3030-00-684-2223INTERCHANGEABLE
BELTS,V,MATCHED SET
416571-1
5340-00-703-6585INTERCHANGEABLE
COVER,ACCESS
A-622
5945-00-840-4671INTERCHANGEABLE
SOLENOID,ELECTRICAL
58A164D519
1615-01-135-1436INTERCHANGEABLE
CHIP,DETECTOR
A622
6625-01-472-2028INTERCHANGEABLE
PROBE-LEAD ASSEMBLY,TEST
A622

Frequently Asked Questions

What is NSN 4320-00-058-3084?

NSN 4320-00-058-3084 is a Impeller,pump,centrifugal, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-058-3084?

NSN 4320-00-058-3084 has 2 cross-referenced part numbers: 657C0840 (Circor Naval Solutions Llc Dba Warren Pumps), A622 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 4320-00-058-3084?

There are 9 known substitutes for 4320-00-058-3084: 5910-00-165-2848, 3040-00-471-8612, 5120-00-540-6319 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A622?

Key specifications for A622: Hub Quantity: 1; Blade Quantity: 5; Design Type: SINGLE WIDTH; Hub Length: 0.750 INCHES NOMINAL IN. 19 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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