PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9361J16Impeller,pump,centrifugal

Air & Liquid Systems Corporation Dba Buffalo Pumps · NSN 4320-00-398-6103 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-398-6103 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-398-6103. Primary manufacturer part number: 9361J16.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Rotation Direction for Which Designed: CLOCKWISE
  • Blade Quantity: 6
  • Design Type: SINGLE WIDTH
  • Keyway Width: 0.125 INCHES NOMINAL IN
  • Hub Projection Length Beyond Wheel Side: 0.437 INCHES NOMINAL AND 0.375 INCHES NOMINAL IN
  • Material: COPPER ALLOY
  • Keyway Depth: 0.062 INCHES NOMINAL IN
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 4320-00-398-6103, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Air & Liquid Systems Corporation Dba Buffalo 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-398-6103
Primary Part Number9361J16
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerAir & Liquid Systems Corporation Dba Buffalo Pumps
StatusACTIVE
Rotation Direction for Which DesignedCLOCKWISE
Blade Quantity6
Design TypeSINGLE WIDTH
Keyway Width0.125 INCHES NOMINAL IN
Hub Projection Length Beyond Wheel Side0.437 INCHES NOMINAL AND 0.375 INCHES NOMINAL IN
MaterialCOPPER ALLOY
Keyway Depth0.062 INCHES NOMINAL IN
Hub Bore Diameter0.500 INCHES NOMINAL AND 1.375 INCHES NOMINAL IN
Hub Length0.437 INCHES NOMINAL AND 0.375 INCHES NOMINAL IN
Overall Diameter3.250 INCHES NOMINAL IN
Blade TypeFORWARD CURVE
Keyway Quantity1
Keyway TypeRECTANGULAR
Keyway Length0.750 INCHES NOMINAL IN
Hub Quantity2
Hub LocationBACK SIDE AND FRONT SIDE
Mounting MethodKEY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5133-00-827-618894164 INTERCHANGEABLE
Drill,twist
Minnesota Twist Drill Inc
3030-00-892-4575420L100 INTERCHANGEABLE
Belt,positive Drive
Contitech Usa, Inc Dba Veyance Technologies
5950-00-914-8898SMC542098 INTERCHANGEABLE
Coil,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5920-00-936-39519361 INTERCHANGEABLE
Fuseholder Subassembly
Cooper Bussmann, Llc Dba Cooper Industries
5950-00-990-00479361 INTERCHANGEABLE
Transformer,power
Power Paragon Inc Dba Air Borne Power Div Airborne Power
6105-01-137-60029361 INTERCHANGEABLE
Motor,alternating Current
Schneider Metal Mfg Co Inc Ross Temp Div
5805-01-260-67639361 INTERCHANGEABLE
Ringer,telephone
Hose-Mccann Telephone Co, Inc
6625-01-433-75379361 INTERCHANGEABLE
Oscilloscope
Teledyne Lecroy, Inc.
5330-01-674-32919361 INTERCHANGEABLE
Seal,plain
Freudenberg-Nok General Partnership
5975-01-690-82979361 INTERCHANGEABLE
Adapter,electrical Conduit
Thomas and Betts Corp
Cross-Reference Index
Part NumberManufacturer
9361J16 PRIMARY Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
9361 PRIMARY Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
Related Parts
5133-00-827-6188INTERCHANGEABLE
DRILL,TWIST
94164
3030-00-892-4575INTERCHANGEABLE
BELT,POSITIVE DRIVE
420L100
5950-00-914-8898INTERCHANGEABLE
COIL,RADIO FREQUENCY
SMC542098
5920-00-936-3951INTERCHANGEABLE
FUSEHOLDER SUBASSEMBLY
9361
5950-00-990-0047INTERCHANGEABLE
TRANSFORMER,POWER
9361
6105-01-137-6002INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
9361
5805-01-260-6763INTERCHANGEABLE
RINGER,TELEPHONE
9361
6625-01-433-7537INTERCHANGEABLE
OSCILLOSCOPE
9361
5330-01-674-3291INTERCHANGEABLE
SEAL,PLAIN
9361
5975-01-690-8297INTERCHANGEABLE
ADAPTER,ELECTRICAL CONDUIT
9361

Frequently Asked Questions

What is NSN 4320-00-398-6103?

NSN 4320-00-398-6103 is a Impeller,pump,centrifugal, manufactured by Air & Liquid Systems Corporation Dba Buffalo Pumps, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-398-6103?

NSN 4320-00-398-6103 has 2 cross-referenced part numbers: 9361J16 (Air & Liquid Systems Corporation Dba Buffalo Pumps), 9361 (Air & Liquid Systems Corporation Dba Buffalo Pumps).

What NSN replaces 4320-00-398-6103?

There are 10 known substitutes for 4320-00-398-6103: 5133-00-827-6188, 3030-00-892-4575, 5950-00-914-8898 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9361J16?

Key specifications for 9361J16: Rotation Direction for Which Designed: CLOCKWISE; Blade Quantity: 6; Design Type: SINGLE WIDTH; Keyway Width: 0.125 INCHES NOMINAL IN. 18 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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