PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10597Impeller,pump,centrifugal

Rps-Fl, Inc. Dba Rps Inc · NSN 4320-00-218-3264 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-218-3264 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-218-3264. Primary manufacturer part number: 10597.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Keyway Quantity: 1
  • Keyway Width: 0.125 INCHES NOMINAL IN
  • Keyway Depth: 0.062 INCHES NOMINAL IN
  • Hub Bore Diameter: 1.250 INCHES NOMINAL AND 0.438 INCHES NOMINAL IN
  • Hub Location: BACK SIDE AND FRONT SIDE
  • Hub Quantity: 2
  • Blade Type: BACKWARD CURVE
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 4320-00-218-3264, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Rps-Fl, Inc. Dba Rps Inc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 manufacturers, 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
NSN4320-00-218-3264
Primary Part Number10597
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerRps-Fl, Inc. Dba Rps Inc
StatusACTIVE
Keyway Quantity1
Keyway Width0.125 INCHES NOMINAL IN
Keyway Depth0.062 INCHES NOMINAL IN
Hub Bore Diameter1.250 INCHES NOMINAL AND 0.438 INCHES NOMINAL IN
Hub LocationBACK SIDE AND FRONT SIDE
Hub Quantity2
Blade TypeBACKWARD CURVE
Design TypeDOUBLE WIDTH
Hub Length0.719 INCHES NOMINAL AND 1.156 INCHES NOMINAL IN
Blade Quantity4
Rotation Direction for Which DesignedCOUNTERCLOCKWISE
MaterialCOPPER ALLOY
Overall Diameter3.250 INCHES NOMINAL IN
Keyway Length1.219 INCHES NOMINAL IN
Mounting MethodKEY
Keyway TypeSTRAIGHT
Hub Projection Length Beyond Wheel Side0.719 INCHES NOMINAL AND 1.156 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5133-00-227-5965 INTERCHANGEABLE
Drill,twist
5133-00-233-6461 INTERCHANGEABLE
Drill,twist
5895-00-301-765710597 INTERCHANGEABLE
Modification Kit,communication,e
Naval Ship Systems Command
7050-00-432-9474 INTERCHANGEABLE
Insert
5950-01-029-08411219-110 INTERCHANGEABLE
Transformer,power
Bae Systems Information and Electronic Systems Integration Inc.
4920-01-086-95212552961 INTERCHANGEABLE
Fixture,engine Maintenance,aircr
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
5310-01-155-3895DIN137-B12-FST-A3L INTERCHANGEABLE
Washer,spring Tension
Din Deutsches Institut Fur Normung Ev
5950-01-248-8457 INTERCHANGEABLE
Transformer,power
7045-01-492-355710597 INTERCHANGEABLE
Disk Cartridge,magnetic
Iomega Corporation
Cross-Reference Index
Part NumberManufacturer
10597 PRIMARY Rps-Fl, Inc. Dba Rps Inc (USA)
255296-1 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
408P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
255296-1 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL5296PC3 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SL5296PC3 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
408P Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
5133-00-227-5965INTERCHANGEABLE
DRILL,TWIST
5133-00-233-6461INTERCHANGEABLE
DRILL,TWIST
5895-00-301-7657INTERCHANGEABLE
MODIFICATION KIT,COMMUNICATION,E
10597
7050-00-432-9474INTERCHANGEABLE
INSERT
5950-01-029-0841INTERCHANGEABLE
TRANSFORMER,POWER
1219-110
4920-01-086-9521INTERCHANGEABLE
FIXTURE,ENGINE MAINTENANCE,AIRCR
2552961
5310-01-155-3895INTERCHANGEABLE
WASHER,SPRING TENSION
DIN137-B12-FST-A3L
5950-01-248-8457INTERCHANGEABLE
TRANSFORMER,POWER
7045-01-492-3557INTERCHANGEABLE
DISK CARTRIDGE,MAGNETIC
10597

Frequently Asked Questions

What is NSN 4320-00-218-3264?

NSN 4320-00-218-3264 is a Impeller,pump,centrifugal, manufactured by Rps-Fl, Inc. Dba Rps Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-218-3264?

NSN 4320-00-218-3264 has 7 cross-referenced part numbers: 10597 (Rps-Fl, Inc. Dba Rps Inc), 255296-1 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 408P (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 255296-1 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SL5296PC3 (Curtiss-Wright Electro-Mechanical Corporation Div Epd) and 2 more.

What NSN replaces 4320-00-218-3264?

There are 9 known substitutes for 4320-00-218-3264: 5133-00-227-5965, 5133-00-233-6461, 5895-00-301-7657 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10597?

Key specifications for 10597: Keyway Quantity: 1; Overall Width: 2.500 INCHES NOMINAL IN; Keyway Width: 0.125 INCHES NOMINAL IN; Keyway Depth: 0.062 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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