PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-P-19131Pump,rotary

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4320-01-145-6471 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-145-6471 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-145-6471. Primary manufacturer part number: MIL-P-19131.
Features
  • Pump,rotary — FSC 4320
  • Maximum Discharge Flow Rate: 25.0 GALLONS PER MINUTE
  • Nondefinitive Spec/std Data: 1.500 IN. SIZE IN
  • Discharge Pressure: 0.0 WATER CONSERVING - WATER SAVING TECHNOLOGIES - LOW-FLOW PRE-RINSE SPRAY VALVES
  • 1 verified cross-reference
  • Primary manufacturer: Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,rotary, cataloged under National Stock Number 4320-01-145-6471, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN4320-01-145-6471
Primary Part NumberMIL-P-19131
Item NamePump,rotary
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Maximum Discharge Flow Rate25.0 GALLONS PER MINUTE
Nondefinitive Spec/std Data1.500 IN. SIZE IN
Discharge Pressure0.0 WATER CONSERVING - WATER SAVING TECHNOLOGIES - LOW-FLOW PRE-RINSE SPRAY VALVES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4320-00-242-6390E3428V1B INTERCHANGEABLE
Pump Unit,rotary
Naval Inventory Control Point Mechanicsburg
4320-00-431-0373 INTERCHANGEABLE
Pump Unit,rotary
4320-00-435-7948BA1250 INTERCHANGEABLE
Pump Unit,rotary
Viking Pump, Inc
4320-00-442-2723BA1285 INTERCHANGEABLE
Pump Unit,rotary
Viking Pump, Inc
4320-00-449-1178 INTERCHANGEABLE
Pump Unit,rotary
4320-00-478-0066E3429 INTERCHANGEABLE
Pump Unit,rotary
Naval Inventory Control Point Mechanicsburg
4320-00-554-6869 INTERCHANGEABLE
Pump,rotary
4320-00-579-3429 INTERCHANGEABLE
Pump Unit,rotary
4320-00-839-1601SG3855 INTERCHANGEABLE
Pump Unit,rotary
Circor Pumps North America Llc
4320-00-922-5939 INTERCHANGEABLE
Pump Unit,rotary
Cross-Reference Index
Part NumberManufacturer
MIL-P-19131 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4320-00-242-6390INTERCHANGEABLE
PUMP UNIT,ROTARY
E3428V1B
4320-00-431-0373INTERCHANGEABLE
PUMP UNIT,ROTARY
4320-00-435-7948INTERCHANGEABLE
PUMP UNIT,ROTARY
BA1250
4320-00-442-2723INTERCHANGEABLE
PUMP UNIT,ROTARY
BA1285
4320-00-449-1178INTERCHANGEABLE
PUMP UNIT,ROTARY
4320-00-478-0066INTERCHANGEABLE
PUMP UNIT,ROTARY
E3429
4320-00-554-6869INTERCHANGEABLE
PUMP,ROTARY
4320-00-579-3429INTERCHANGEABLE
PUMP UNIT,ROTARY
4320-00-839-1601INTERCHANGEABLE
PUMP UNIT,ROTARY
SG3855
4320-00-922-5939INTERCHANGEABLE
PUMP UNIT,ROTARY
4320-01-190-7096INTERCHANGEABLE
PUMP,ROTARY
E-4027F
4320-01-205-0525INTERCHANGEABLE
PUMP UNIT,ROTARY

Frequently Asked Questions

What is NSN 4320-01-145-6471?

NSN 4320-01-145-6471 is a Pump,rotary, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-145-6471?

NSN 4320-01-145-6471 has 1 cross-referenced part number: MIL-P-19131 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4320-01-145-6471?

There are 12 known substitutes for 4320-01-145-6471: 4320-00-242-6390, 4320-00-431-0373, 4320-00-435-7948 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-P-19131?

Key specifications for MIL-P-19131: Maximum Discharge Flow Rate: 25.0 GALLONS PER MINUTE; Nondefinitive Spec/std Data: 1.500 IN. SIZE IN; Discharge Pressure: 0.0 WATER CONSERVING - WATER SAVING TECHNOLOGIES - LOW-FLOW PRE-RINSE SPRAY VALVES. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com