PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21311Pump,centrifugal

Industrial Technologies and Services Llc · NSN 4320-01-325-6372 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-325-6372 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-325-6372. Primary manufacturer part number: 21311.
Features
  • Pump,centrifugal — FSC 4320
  • Pumping Element Operating Position: VERTICAL
  • Pump Rotation Direction: CLOCKWISE
  • Discharge Pressure: 9.0 ENERGY EFFICIENT - FEMP - LOW STANDBY POWER - OFFICE EQUIPMENT -INTEGRATED COMPUTERS
  • Centrifugal Pump Impeller Quantity: 1
  • 1 verified cross-reference
  • Primary manufacturer: Industrial Technologies and Services Llc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,centrifugal, cataloged under National Stock Number 4320-01-325-6372, 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 4 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-325-6372
Primary Part Number21311
Item NamePump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerIndustrial Technologies and Services Llc
StatusACTIVE
Pumping Element Operating PositionVERTICAL
Pump Rotation DirectionCLOCKWISE
Discharge Pressure9.0 ENERGY EFFICIENT - FEMP - LOW STANDBY POWER - OFFICE EQUIPMENT -INTEGRATED COMPUTERS
Centrifugal Pump Impeller Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-575-0841213-11 INTERCHANGEABLE
Coil,radio Frequency
Wilco Corp
1680-00-630-860521311 INTERCHANGEABLE
Flight Control Group
Mason Electric Co. Dba Mason Controls
5342-00-634-78025216AP INTERCHANGEABLE
Coupling,clamp,grooved
V I J Corp Div National Utilities Company
2530-00-706-21824121311 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Sicard a Division of Smi-Snowblast Inc Dba Sicard
5999-00-707-00732131-1 INTERCHANGEABLE
Shielding Gasket,electronic
Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division
5355-01-085-999721-3-11 INTERCHANGEABLE
Dial,control
Vishay Sprague Inc
4320-01-340-534921311 INTERCHANGEABLE
Impeller,pump,centrifugal
Mohn Frank Houston Inc
6110-01-407-056821311 INTERCHANGEABLE
Contact Set,motor Starter
Atlas Energy Systems Inc
4810-01-415-206821311-1002-1 INTERCHANGEABLE
Piston,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4810-01-415-207021311-1005-1 INTERCHANGEABLE
Piston,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
21311 PRIMARY Industrial Technologies and Services Llc (USA)
Related Parts
5950-00-575-0841INTERCHANGEABLE
COIL,RADIO FREQUENCY
213-11
1680-00-630-8605INTERCHANGEABLE
FLIGHT CONTROL GROUP
21311
5342-00-634-7802INTERCHANGEABLE
COUPLING,CLAMP,GROOVED
5216AP
2530-00-706-2182INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
4121311
5999-00-707-0073INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
2131-1
5355-01-085-9997INTERCHANGEABLE
DIAL,CONTROL
21-3-11
4320-01-340-5349INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
21311
6110-01-407-0568INTERCHANGEABLE
CONTACT SET,MOTOR STARTER
21311
4810-01-415-2068INTERCHANGEABLE
PISTON,VALVE
21311-1002-1
4810-01-415-2070INTERCHANGEABLE
PISTON,VALVE
21311-1005-1
4730-01-415-3260INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
JEDA1875130H
4810-01-415-4994INTERCHANGEABLE
RETAINER,DAMPER,VALVE
21311-1004-1

Frequently Asked Questions

What is NSN 4320-01-325-6372?

NSN 4320-01-325-6372 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 4320-01-325-6372?

NSN 4320-01-325-6372 has 1 cross-referenced part number: 21311 (Industrial Technologies and Services Llc).

What NSN replaces 4320-01-325-6372?

There are 12 known substitutes for 4320-01-325-6372: 5950-00-575-0841, 1680-00-630-8605, 5342-00-634-7802 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21311?

Key specifications for 21311: Pumping Element Operating Position: VERTICAL; Pump Rotation Direction: CLOCKWISE; Discharge Pressure: 9.0 ENERGY EFFICIENT - FEMP - LOW STANDBY POWER - OFFICE EQUIPMENT -INTEGRATED COMPUTERS; Centrifugal Pump Impeller Quantity: 1. 4 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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