PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25631-5.5INImpeller,pump,centrifugal

Industrial Technologies and Services Llc · NSN 4320-01-330-2576 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-330-2576 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-330-2576. Primary manufacturer part number: 25631-5.5IN.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Overall Diameter: 5.500 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Industrial Technologies and Services Llc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-330-2576, 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 1 verified specification, 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
NSN4320-01-330-2576
Primary Part Number25631-5.5IN
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerIndustrial Technologies and Services Llc
StatusACTIVE
Overall Diameter5.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6850-00-402-495725631 INTERCHANGEABLE
Sealer,chemical
Rectorseal Corp the
5961-00-556-2091 INTERCHANGEABLE
Semiconductor Device,diode
2940-00-606-25682040E6504 INTERCHANGEABLE
Frame,oil Strainer
Hyster-Yale Group, Inc. Dba Yale Materials Handling
5210-01-070-969425-631 INTERCHANGEABLE
Indicator,dial
L.s. Starrett Company (the) Div Tool Division
5945-01-177-2061410324-001 INTERCHANGEABLE
Relay,electromagnetic
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
5120-01-335-0615 INTERCHANGEABLE
Punch,drift
5310-01-350-042025631 INTERCHANGEABLE
Nut,plain,hexagon
Liquid Metronics Inc
6635-01-585-47222563-1 INTERCHANGEABLE
Reference Standard,physical Prop
Triumph Aerostructures, Llc Dba Triumph Aerostructures - Vought Integrated Programs Division
6515-01-599-9301M2772A INTERCHANGEABLE
Adapter,airway,co2
Philips North America Llc Dba Philips Healthcare
Cross-Reference Index
Part NumberManufacturer
25631-5.5IN PRIMARY Industrial Technologies and Services Llc (USA)
25631 Industrial Technologies and Services Llc (USA)
Related Parts
6850-00-402-4957INTERCHANGEABLE
SEALER,CHEMICAL
25631
5961-00-556-2091INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
2940-00-606-2568INTERCHANGEABLE
FRAME,OIL STRAINER
2040E6504
5210-01-070-9694INTERCHANGEABLE
INDICATOR,DIAL
25-631
5945-01-177-2061INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
410324-001
5120-01-335-0615INTERCHANGEABLE
PUNCH,DRIFT
5310-01-350-0420INTERCHANGEABLE
NUT,PLAIN,HEXAGON
25631
6635-01-585-4722INTERCHANGEABLE
REFERENCE STANDARD,PHYSICAL PROP
2563-1
6515-01-599-9301INTERCHANGEABLE
ADAPTER,AIRWAY,CO2
M2772A

Frequently Asked Questions

What is NSN 4320-01-330-2576?

NSN 4320-01-330-2576 is a Impeller,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 4320-01-330-2576?

NSN 4320-01-330-2576 has 2 cross-referenced part numbers: 25631-5.5IN (Industrial Technologies and Services Llc), 25631 (Industrial Technologies and Services Llc).

What NSN replaces 4320-01-330-2576?

There are 9 known substitutes for 4320-01-330-2576: 6850-00-402-4957, 5961-00-556-2091, 2940-00-606-2568 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25631-5.5IN?

Key specifications for 25631-5.5IN: Overall Diameter: 5.500 INCHES NOMINAL IN. 1 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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