PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5145576Pump,rotary

Rolls-Royce Solutions America Inc · NSN 4320-00-389-9090 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-389-9090 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-389-9090. Primary manufacturer part number: 5145576.
Features
  • Pump,rotary — FSC 4320
  • Rotary Pump Design: FLEXIBLE MEMBER
  • Pump Rotation Direction: COUNTERCLOCKWISE
  • Discharge Connection Quantity: 1
  • Discharge Connection Type: OVAL FLANGE
  • Intake Connection Quantity: 1
  • Media for Which Designed: WATER, FRESH
  • Pumping Element Operating Position: HORIZONTAL
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,rotary, cataloged under National Stock Number 4320-00-389-9090, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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
NSN4320-00-389-9090
Primary Part Number5145576
Item NamePump,rotary
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerRolls-Royce Solutions America Inc
StatusACTIVE
Rotary Pump DesignFLEXIBLE MEMBER
Pump Rotation DirectionCOUNTERCLOCKWISE
Discharge Connection Quantity1
Discharge Connection TypeOVAL FLANGE
Intake Connection Quantity1
Media for Which DesignedWATER, FRESH
Pumping Element Operating PositionHORIZONTAL
Drive Connection TypeSPUR GEAR
Intake Connection TypeOVAL FLANGE
Operation MethodPOWERED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-156-79011228A1 INTERCHANGEABLE
Bearing,ball,annular
Meritor Heavy Vehicle Systems, Llc
6810-00-222-9675 INTERCHANGEABLE
Potassium Dichromate
6660-00-356-52353090 INTERCHANGEABLE
Pad
Goodrich Corporation
2530-00-594-09341924055 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Chrysler Realty Company Llc Dba Daimler Chrysler
2990-00-860-53523090 INTERCHANGEABLE
Control Assembly Pu
Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
3740-00-999-24053090 INTERCHANGEABLE
Sprayer,insecticide
Agricultural Aviation Engineering Co Dba Agrinautics
6760-01-022-83493090 INTERCHANGEABLE
Support Set,tray-Tank
Calumet Photographic, Inc.
5310-01-103-17793090 INTERCHANGEABLE
Nut,plain,round
L3 Technologies, Inc. Div L3 Keo
5305-01-107-7720 INTERCHANGEABLE
Screw,adjusting
5950-01-161-3349722590-1 INTERCHANGEABLE
Transformer,power
Raytheon Company Div Rmd Strategic
Cross-Reference Index
Part NumberManufacturer
5186476 General Motors Corp (USA)
5145576 PRIMARY Rolls-Royce Solutions America Inc (USA)
3090 Itt Jabsco Products (USA)
5186476 Rolls-Royce Solutions America Inc (USA)
Related Parts
3110-00-156-7901INTERCHANGEABLE
BEARING,BALL,ANNULAR
1228A1
6810-00-222-9675INTERCHANGEABLE
POTASSIUM DICHROMATE
6660-00-356-5235INTERCHANGEABLE
PAD
3090
2530-00-594-0934INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
1924055
2990-00-860-5352INTERCHANGEABLE
CONTROL ASSEMBLY PU
3090
3740-00-999-2405INTERCHANGEABLE
SPRAYER,INSECTICIDE
3090
6760-01-022-8349INTERCHANGEABLE
SUPPORT SET,TRAY-TANK
3090
5310-01-103-1779INTERCHANGEABLE
NUT,PLAIN,ROUND
3090
5305-01-107-7720INTERCHANGEABLE
SCREW,ADJUSTING
5950-01-161-3349INTERCHANGEABLE
TRANSFORMER,POWER
722590-1
5950-01-226-3120INTERCHANGEABLE
TRANSFORMER,POWER
3090
5310-01-322-1441INTERCHANGEABLE
WASHER,FLAT
3090

Frequently Asked Questions

What is NSN 4320-00-389-9090?

NSN 4320-00-389-9090 is a Pump,rotary, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-389-9090?

NSN 4320-00-389-9090 has 4 cross-referenced part numbers: 5186476 (General Motors Corp), 5145576 (Rolls-Royce Solutions America Inc), 3090 (Itt Jabsco Products), 5186476 (Rolls-Royce Solutions America Inc).

What NSN replaces 4320-00-389-9090?

There are 12 known substitutes for 4320-00-389-9090: 3110-00-156-7901, 6810-00-222-9675, 6660-00-356-5235 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5145576?

Key specifications for 5145576: Rotary Pump Design: FLEXIBLE MEMBER; Pump Rotation Direction: COUNTERCLOCKWISE; Discharge Connection Quantity: 1; Discharge Connection Type: OVAL FLANGE. 10 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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