PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21375Pump,centrifugal

Industrial Technologies and Services Llc · NSN 4320-01-226-1580 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-226-1580 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-226-1580. Primary manufacturer part number: 21375.
Features
  • Pump,centrifugal — FSC 4320
  • Operating Speed at Rated Capacity: 3600.0 REVOLUTIONS PER MINUTE
  • Discharge Connection Quantity: 1
  • Maximum Discharge Flow Rate: 265.0 GALLONS PER MINUTE
  • Pumping Element Operating Position: HORIZONTAL
  • Discharge Connection Type: THREADED INTERNAL
  • Centrifugal Pump Design: MIXED FLOW
  • 1 verified cross-reference
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,centrifugal, cataloged under National Stock Number 4320-01-226-1580, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Industrial Technologies and Services Llc. Government technical data includes 6 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-226-1580
Primary Part Number21375
Item NamePump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerIndustrial Technologies and Services Llc
StatusACTIVE
Operating Speed at Rated Capacity3600.0 REVOLUTIONS PER MINUTE
Discharge Connection Quantity1
Maximum Discharge Flow Rate265.0 GALLONS PER MINUTE
Pumping Element Operating PositionHORIZONTAL
Discharge Connection TypeTHREADED INTERNAL
Centrifugal Pump DesignMIXED FLOW
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3110-00-100-552921375 INTERCHANGEABLE
Bearing,roller,tapered
Fwd Seagrave Holdings Lp
5305-00-207-4527 INTERCHANGEABLE
Screw,cap,hexagon Head
6615-00-586-3098618-0005-001 INTERCHANGEABLE
Track,erector
Acron Aviation, Inc.
5340-01-095-184321375 INTERCHANGEABLE
Strap,retaining
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
7035-01-095-827921375 INTERCHANGEABLE
Mounting Bar,connec
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
5935-01-116-746421375 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corporation Div Amphenol Rf
6145-01-155-35475354 INTERCHANGEABLE
Cable,special Purpose,electrical
Almo Wire & Cable, Inc.
5950-01-407-307621375 INTERCHANGEABLE
Transformer,power
Robert M. Hadley Company, Inc.
3940-01-619-580121-375 INTERCHANGEABLE
Sling,endless
Hii Unmanned Systems, Inc
Cross-Reference Index
Part NumberManufacturer
21375 PRIMARY Industrial Technologies and Services Llc (USA)
Related Parts
3110-00-100-5529INTERCHANGEABLE
BEARING,ROLLER,TAPERED
21375
5305-00-207-4527INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
6615-00-586-3098INTERCHANGEABLE
TRACK,ERECTOR
618-0005-001
5340-01-095-1843INTERCHANGEABLE
STRAP,RETAINING
21375
7035-01-095-8279INTERCHANGEABLE
MOUNTING BAR,CONNEC
21375
5935-01-116-7464INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
21375
6145-01-155-3547INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
5354
5950-01-407-3076INTERCHANGEABLE
TRANSFORMER,POWER
21375
3940-01-619-5801INTERCHANGEABLE
SLING,ENDLESS
21-375

Frequently Asked Questions

What is NSN 4320-01-226-1580?

NSN 4320-01-226-1580 is a Pump,centrifugal, manufactured by Industrial Technologies and Services Llc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-226-1580?

NSN 4320-01-226-1580 has 1 cross-referenced part number: 21375 (Industrial Technologies and Services Llc).

What NSN replaces 4320-01-226-1580?

There are 9 known substitutes for 4320-01-226-1580: 3110-00-100-5529, 5305-00-207-4527, 6615-00-586-3098 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21375?

Key specifications for 21375: Operating Speed at Rated Capacity: 3600.0 REVOLUTIONS PER MINUTE; Discharge Connection Quantity: 1; Maximum Discharge Flow Rate: 265.0 GALLONS PER MINUTE; Pumping Element Operating Position: HORIZONTAL. 6 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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