PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A10191Impeller,pump,centrifugal

Weil Pump Co Inc · NSN 4320-01-275-1752 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-275-1752 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-275-1752. Primary manufacturer part number: A10191.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Rotation Direction for Which Designed: CLOCKWISE
  • Material: COPPER ALLOY
  • Overall Diameter: 12.125 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Weil Pump Co Inc
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 4320-01-275-1752, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Weil Pump Co Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-275-1752
Primary Part NumberA10191
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerWeil Pump Co Inc
StatusACTIVE
Rotation Direction for Which DesignedCLOCKWISE
MaterialCOPPER ALLOY
Overall Diameter12.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-515-29395152939 INTERCHANGEABLE
Nut,plain,slotted,hexagon
Army, United States Department of the Dba Rock Island Arsenal Jmtc
5970-01-199-9101462A214-25 INTERCHANGEABLE
Insulation Sleeving,electrical,s
Te Connectivity Corporation Dba Raychem Product Division
Cross-Reference Index
Part NumberManufacturer
A10191 PRIMARY Weil Pump Co Inc (USA)
S10184IMPWRG Weil Pump Co Inc (USA)
S10184 Weil Pump Co Inc (USA)
Related Parts
5310-00-515-2939INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
5152939
5970-01-199-9101INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL,S
462A214-25

Frequently Asked Questions

What is NSN 4320-01-275-1752?

NSN 4320-01-275-1752 is a Impeller,pump,centrifugal, manufactured by Weil Pump Co Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-275-1752?

NSN 4320-01-275-1752 has 3 cross-referenced part numbers: A10191 (Weil Pump Co Inc), S10184IMPWRG (Weil Pump Co Inc), S10184 (Weil Pump Co Inc).

What NSN replaces 4320-01-275-1752?

There are 2 known substitutes for 4320-01-275-1752: 5310-00-515-2939, 5970-01-199-9101. Verify interchangeability with system specifications before substitution.

What are the specifications of A10191?

Key specifications for A10191: Rotation Direction for Which Designed: CLOCKWISE; Material: COPPER ALLOY; Overall Diameter: 12.125 INCHES NOMINAL IN. 3 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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