PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10314Impeller,pump,centrifugal

Rps-Fl, Inc. Dba Rps Inc · NSN 4320-00-398-7911 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-398-7911 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-398-7911. Primary manufacturer part number: 10314.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Hub Location: BACK SIDE AND FRONT SIDE
  • Hub Quantity: 2
  • Screw Thread Series Designator: UNF
  • Hub Projection Length Beyond Wheel Side: 0.750 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
  • Thread Diameter: 0.875 INCHES NOMINAL IN
  • Keyway Length: 1.750 INCHES NOMINAL IN
  • Design Type: SINGLE WIDTH
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 4320-00-398-7911, 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 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 3 manufacturers, 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
NSN4320-00-398-7911
Primary Part Number10314
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerRps-Fl, Inc. Dba Rps Inc
StatusACTIVE
Hub LocationBACK SIDE AND FRONT SIDE
Hub Quantity2
Screw Thread Series DesignatorUNF
Hub Projection Length Beyond Wheel Side0.750 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
Thread Diameter0.875 INCHES NOMINAL IN
Keyway Length1.750 INCHES NOMINAL IN
Design TypeSINGLE WIDTH
Overall Diameter4.312 INCHES MINIMUM AND 4.438 INCHES MAXIMUM IN
Keyway Width0.188 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Hub Bore Diameter0.719 INCHES MINIMUM AND 0.734 INCHES MAXIMUM IN
MaterialCOPPER ALLOY
Mounting MethodKEY AND THREAD
Keyway Quantity1
Keyway TypeRECTANGULAR
Thread Quantity14 PER INCH
Blade Quantity6
Blade TypeFORWARD CURVE
Keyway Depth0.094 INCHES NOMINAL IN
Hub Length0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
Rotation Direction for Which DesignedCLOCKWISE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-010-2822324469LE01 INTERCHANGEABLE
Gasket
Prestolite Electric Inc
5905-00-114-264310314 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Sensor Systems, L.l.c. Dba Sensor Systems Llc
5120-00-288-9181 INTERCHANGEABLE
Extractor,tap
5815-00-356-3451SC-B-69348 INTERCHANGEABLE
Bar,connecting,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5998-00-476-112610314 INTERCHANGEABLE
Printed Wiring Board
The Aeronautical Instrument and Radio Company Dba the Aeronautical Instrument and Radio Company Div the Aeronautical Instrument and
5930-00-826-38398365286 INTERCHANGEABLE
Switch,sensitive
Us Army Aviation and Missile Command
5950-00-874-104910314 INTERCHANGEABLE
Transformer,power
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
5950-00-974-5753 INTERCHANGEABLE
Reactor
5133-00-988-5701 INTERCHANGEABLE
Drill,twist
2590-01-129-7420 INTERCHANGEABLE
Spool,relief Valve
Cross-Reference Index
Part NumberManufacturer
1122P Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SL6416PC3 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
256183 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
256183 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SL6416PC3 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
1122P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL6183PC3 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
10314 PRIMARY Rps-Fl, Inc. Dba Rps Inc (USA)
SL6183PC3 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
5330-00-010-2822INTERCHANGEABLE
GASKET
324469LE01
5905-00-114-2643INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
10314
5120-00-288-9181INTERCHANGEABLE
EXTRACTOR,TAP
5815-00-356-3451INTERCHANGEABLE
BAR,CONNECTING,TELETYPEWRITER
SC-B-69348
5998-00-476-1126INTERCHANGEABLE
PRINTED WIRING BOARD
10314
5930-00-826-3839INTERCHANGEABLE
SWITCH,SENSITIVE
8365286
5950-00-874-1049INTERCHANGEABLE
TRANSFORMER,POWER
10314
5950-00-974-5753INTERCHANGEABLE
REACTOR
5133-00-988-5701INTERCHANGEABLE
DRILL,TWIST
2590-01-129-7420INTERCHANGEABLE
SPOOL,RELIEF VALVE
5360-01-254-2391INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
PIECE 61A
5935-01-343-2304INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
SP43576 & SP43578 & SP43579

Frequently Asked Questions

What is NSN 4320-00-398-7911?

NSN 4320-00-398-7911 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 4320-00-398-7911?

NSN 4320-00-398-7911 has 9 cross-referenced part numbers: 1122P (Curtiss-Wright Electro-Mechanical Corporation Div Epd), SL6416PC3 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 256183 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 256183 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), SL6416PC3 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging) and 4 more.

What NSN replaces 4320-00-398-7911?

There are 12 known substitutes for 4320-00-398-7911: 5330-00-010-2822, 5905-00-114-2643, 5120-00-288-9181 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10314?

Key specifications for 10314: Hub Location: BACK SIDE AND FRONT SIDE; Hub Quantity: 2; Screw Thread Series Designator: UNF; Hub Projection Length Beyond Wheel Side: 0.750 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN. 22 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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