PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42-3Impeller,pump,centrifugal

Jackson Products Co · NSN 4320-00-918-8709 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-918-8709 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-918-8709. Primary manufacturer part number: 42-3.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Hub Bore Diameter: 0.406 INCHES NOMINAL IN
  • Thread Diameter: 0.375 INCHES NOMINAL IN
  • Rotation Direction for Which Designed: CLOCKWISE
  • Material: IRON CAST
  • Mounting Method: THREAD
  • Design Type: SINGLE WIDTH
  • Overall Diameter: 4.000 INCHES NOMINAL IN
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Iron Cast construction
General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-00-918-8709, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Jackson Products Co. Government technical data includes 16 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-918-8709
Primary Part Number42-3
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerJackson Products Co
StatusACTIVE
Hub Bore Diameter0.406 INCHES NOMINAL IN
Thread Diameter0.375 INCHES NOMINAL IN
Rotation Direction for Which DesignedCLOCKWISE
MaterialIRON CAST
Mounting MethodTHREAD
Design TypeSINGLE WIDTH
Overall Diameter4.000 INCHES NOMINAL IN
Hub LocationCENTER OF BLADES
Thread Quantity20 PER INCH
Hub Quantity1
Thread DirectionRIGHT-HAND
Blade TypeFORWARD CURVE
Hub Length0.218 INCHES NOMINAL IN
Blade Quantity6
Hub Projection Length Beyond Wheel Side0.015 INCHES NOMINAL IN
Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5975-00-086-1371896 INTERCHANGEABLE
Support,switchbox
Egs Electrical Group Appleton Div
2930-00-211-8759896 INTERCHANGEABLE
Pump,cooling System,engine
Elgin Industries Inc. Dba
5325-00-248-7102896 INTERCHANGEABLE
Grommet,nonmetallic
Atlantic India Rubber Co Inc
6110-00-252-1732165-337-2 INTERCHANGEABLE
Regulator,voltage
Bi Technologies Corporation Div Bi Technologies Corp.
2990-00-411-24791883 INTERCHANGEABLE
Muffler,exhaust
Arvin Industries Inc
6645-00-701-2689 INTERCHANGEABLE
Timer,interval
5110-00-720-131521-100 INTERCHANGEABLE
Machete,rigid Handle
Stanley Industrial Hardware Div the Stanley Works
6135-00-825-6692ANSI C18.1M INTERCHANGEABLE
Battery,nonrechargeable
American National Standards Institute Incorporated Dba American National Standards Institute
9390-00-899-6197L356000027 INTERCHANGEABLE
Nonmetallic Channel
Lockheed Martin Librascope Corporation
5325-01-004-8043135135-209 INTERCHANGEABLE
Eyelet,metallic
Raytheon Company
Cross-Reference Index
Part NumberManufacturer
42-3 Jackson Products Co (USA)
896 Jackson Products Co (USA)
Related Parts
5975-00-086-1371INTERCHANGEABLE
SUPPORT,SWITCHBOX
896
2930-00-211-8759INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
896
5325-00-248-7102INTERCHANGEABLE
GROMMET,NONMETALLIC
896
6110-00-252-1732INTERCHANGEABLE
REGULATOR,VOLTAGE
165-337-2
2990-00-411-2479INTERCHANGEABLE
MUFFLER,EXHAUST
1883
6645-00-701-2689INTERCHANGEABLE
TIMER,INTERVAL
5110-00-720-1315INTERCHANGEABLE
MACHETE,RIGID HANDLE
21-100
6135-00-825-6692INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
ANSI C18.1M
9390-00-899-6197INTERCHANGEABLE
NONMETALLIC CHANNEL
L356000027
5325-01-004-8043INTERCHANGEABLE
EYELET,METALLIC
135135-209
4820-01-130-3384INTERCHANGEABLE
PARTS KIT,BALL VALVE
80326
6210-01-244-9403INTERCHANGEABLE
LIGHT,MARKER,AIRPORT APPROACH
896

Frequently Asked Questions

What is NSN 4320-00-918-8709?

NSN 4320-00-918-8709 is a Impeller,pump,centrifugal, manufactured by Jackson Products Co, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-918-8709?

NSN 4320-00-918-8709 has 2 cross-referenced part numbers: 42-3 (Jackson Products Co), 896 (Jackson Products Co).

What NSN replaces 4320-00-918-8709?

There are 12 known substitutes for 4320-00-918-8709: 5975-00-086-1371, 2930-00-211-8759, 5325-00-248-7102 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 42-3?

Key specifications for 42-3: Hub Bore Diameter: 0.406 INCHES NOMINAL IN; Thread Diameter: 0.375 INCHES NOMINAL IN; Rotation Direction for Which Designed: CLOCKWISE; Material: IRON CAST. 17 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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