PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11866Pump,lift Fuel

Generac Mobile Products, Llc · NSN 2590-01-643-9615 · FSC 2590 · No Item Name Available
Verified by PartsTable
NSN 2590-01-643-9615 — this item is cataloged by the U.S. Government under National Stock Number 2590-01-643-9615. Primary manufacturer part number: 11866.
Features
  • Pump,lift Fuel — FSC 2590
  • 1 verified cross-reference
  • Primary manufacturer: Generac Mobile Products, Llc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,lift Fuel, cataloged under National Stock Number 2590-01-643-9615, is classified within Federal Supply Class 2590 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Generac Mobile Products, Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2590-01-643-9615
Primary Part Number11866
Item NamePump,lift Fuel
FSC / FSG2590 / 25 — No Item Name Available
ManufacturerGenerac Mobile Products, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5945-00-622-480411866 INTERCHANGEABLE
Relay,electromagnetic
Tvh Parts Co.
1730-00-920-72445967-E INTERCHANGEABLE
Footpad Assy,jack
Columbus Jack Corporation Div Columbus Jack
5365-00-988-7752103611866 INTERCHANGEABLE
Bushing,nonmetallic
Tenneco Inc
5950-01-025-554311866 INTERCHANGEABLE
Transformer,pulse
Mirion Technologies (canberra), Inc.
5325-01-301-0506 INTERCHANGEABLE
Ring,retaining
5340-01-384-2685 INTERCHANGEABLE
Retainer,helical Compression Spr
Cross-Reference Index
Part NumberManufacturer
11866 PRIMARY Generac Mobile Products, Llc (USA)
Related Parts
5945-00-622-4804INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
11866
1730-00-920-7244INTERCHANGEABLE
FOOTPAD ASSY,JACK
5967-E
5365-00-988-7752INTERCHANGEABLE
BUSHING,NONMETALLIC
103611866
5950-01-025-5543INTERCHANGEABLE
TRANSFORMER,PULSE
11866
5325-01-301-0506INTERCHANGEABLE
RING,RETAINING
5340-01-384-2685INTERCHANGEABLE
RETAINER,HELICAL COMPRESSION SPR

Frequently Asked Questions

What is NSN 2590-01-643-9615?

NSN 2590-01-643-9615 is a Pump,lift Fuel, manufactured by Generac Mobile Products, Llc, classified under FSC 2590 (No Item Name Available). Status: active.

What are the part numbers for NSN 2590-01-643-9615?

NSN 2590-01-643-9615 has 1 cross-referenced part number: 11866 (Generac Mobile Products, Llc).

What NSN replaces 2590-01-643-9615?

There are 6 known substitutes for 2590-01-643-9615: 5945-00-622-4804, 1730-00-920-7244, 5365-00-988-7752 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11866?

Key specifications for 11866: Part Name Assigned by Controlling Agency: LOMBARDINI FUEL LIFT PUMP (6585-097). 1 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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