PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9000-24Pump,rotary

Oberdorfer Foundries Inc · NSN 4320-00-551-2948 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-551-2948 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-551-2948. Primary manufacturer part number: 9000-24.
Features
  • Pump,rotary — FSC 4320
  • Drive Shaft Type: PLAIN ROUND
  • Discharge Connection Thread Size and Series/type Designator: 1.000-11-1/2 NPT
  • Intake Connection Thread Size and Series/type Designator: 1.000-11-1/2 NPT
  • Material: COPPER ALLOY PUMP BASIC
  • Maximum Discharge Flow Rate: 22.3 GALLONS PER MINUTE
  • Drive Shaft End Diameter: 0.625 INCHES NOMINAL IN
  • Mounting Type: BASE
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Copper Alloy Pump Basic construction
General Description

The Pump,rotary, cataloged under National Stock Number 4320-00-551-2948, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Oberdorfer Foundries Inc. Government technical data includes 19 verified specifications, 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
NSN4320-00-551-2948
Primary Part Number9000-24
Item NamePump,rotary
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerOberdorfer Foundries Inc
StatusACTIVE
Drive Shaft TypePLAIN ROUND
Discharge Connection Thread Size and Series/type Designator1.000-11-1/2 NPT
Intake Connection Thread Size and Series/type Designator1.000-11-1/2 NPT
MaterialCOPPER ALLOY PUMP BASIC
Maximum Discharge Flow Rate22.3 GALLONS PER MINUTE
Drive Shaft End Diameter0.625 INCHES NOMINAL IN
Mounting TypeBASE
Discharge Connection TypeTHREADED INTERNAL
Drive Shaft Length1.312 INCHES NOMINAL IN
Intake Connection TypeTHREADED INTERNAL
Pumping Element Operating PositionHORIZONTAL
Rotary Pump DesignGEAR
Discharge Pressure0.0 WATER CONSERVING - WATER SAVING TECHNOLOGIES - LOW-FLOW PRE-RINSE SPRAY VALVES
Pump Rotation DirectionCLOCKWISE
Operation MethodPOWERED
Drive Connection TypeFLEXIBLE COUPLED
Discharge Connection Quantity1
Intake Connection Quantity1
Operating Speed at Rated Capacity1725.0 REVOLUTIONS PER MINUTE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5910-00-642-6741 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
3020-00-690-0638900024 INTERCHANGEABLE
Gear,worm
Niantic Tool, Inc. Dba Niantic Tool Co
5310-00-900-9011900024 INTERCHANGEABLE
Nut,plain,hexagon
Allianz Sweeper Company
6685-01-084-5195900024 INTERCHANGEABLE
Gage,dry Chemical
Buckeye Fire Equipment Co
5910-01-157-2191C321C102J2R5CA INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Kemet Electronics Corporation
4820-01-197-4914900020 INTERCHANGEABLE
Disk,valve
Niantic Tool, Inc. Dba Niantic Tool Co
4520-01-469-5992900024 INTERCHANGEABLE
Heater,space,electric
Maradyne Corporation
5935-01-597-6900900024 INTERCHANGEABLE
Socket,plug-In,spec
Outman Industries Inc.
2520-01-647-2591900024 INTERCHANGEABLE
Sleeve,transmission
Mcnally Industries, Llc
Cross-Reference Index
Part NumberManufacturer
9000-24 PRIMARY Oberdorfer Foundries Inc (USA)
9000S5 PRIMARY Oberdorfer Foundries Inc (USA)
Related Parts
5910-00-642-6741INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
3020-00-690-0638INTERCHANGEABLE
GEAR,WORM
900024
5310-00-900-9011INTERCHANGEABLE
NUT,PLAIN,HEXAGON
900024
6685-01-084-5195INTERCHANGEABLE
GAGE,DRY CHEMICAL
900024
5910-01-157-2191INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
C321C102J2R5CA
4820-01-197-4914INTERCHANGEABLE
DISK,VALVE
900020
4520-01-469-5992INTERCHANGEABLE
HEATER,SPACE,ELECTRIC
900024
5935-01-597-6900INTERCHANGEABLE
SOCKET,PLUG-IN,SPEC
900024
2520-01-647-2591INTERCHANGEABLE
SLEEVE,TRANSMISSION
900024

Frequently Asked Questions

What is NSN 4320-00-551-2948?

NSN 4320-00-551-2948 is a Pump,rotary, manufactured by Oberdorfer Foundries Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-551-2948?

NSN 4320-00-551-2948 has 2 cross-referenced part numbers: 9000-24 (Oberdorfer Foundries Inc), 9000S5 (Oberdorfer Foundries Inc).

What NSN replaces 4320-00-551-2948?

There are 9 known substitutes for 4320-00-551-2948: 5910-00-642-6741, 3020-00-690-0638, 5310-00-900-9011 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9000-24?

Key specifications for 9000-24: Drive Shaft Type: PLAIN ROUND; Discharge Connection Thread Size and Series/type Designator: 1.000-11-1/2 NPT; Intake Connection Thread Size and Series/type Designator: 1.000-11-1/2 NPT; Special Features: WITH SPECIAL HIGH PRESSURE SEALS NO. 24. 20 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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