NSN 4540-00-440-3471 · NIIN 004403471 · Part number BU166-4KW250VDC
Middleby Marshall Inc Toastmaster Cooking and Warming Equipment Div · FSC 4540 — Waste Disposal Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 78770
Government record, cited
NSN 4540-00-440-3471 — this item is cataloged by the U.S. Government under National Stock Number 4540-00-440-3471. Manufacturer of record part number: BU166-4KW250VDC.
Manufacturer of record: Middleby Marshall Inc Toastmaster Cooking and Warming Equipment Div
Identification
NSN: 4540-00-440-3471
NIIN: 004403471
FSC: 4540 — Waste Disposal Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
Primary part number: BU166-4KW250VDC
Manufacturer: Middleby Marshall Inc Toastmaster Cooking and Warming Equipment Div
General Description
The Heating Element Ele, cataloged under National Stock Number 4540-00-440-3471, is classified within Federal Supply Class 4540 (Waste Disposal Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Middleby Marshall Inc Toastmaster Cooking and Warming Equipment Div. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Heating Element Ele
FSC / FSG
4540 — Waste Disposal Equipment (FSG 45)
Manufacturers
Middleby Marshall Inc Toastmaster Cooking and Warming Equipment Div (CAGE 78770)
Technical Specifications
Parameter
Value
NSN
4540-00-440-3471
Primary Part Number
BU166-4KW250VDC
Item Name
Heating Element Ele
FSC / FSG
4540 / 45 — Waste Disposal Equipment
Manufacturer
Middleby Marshall Inc Toastmaster Cooking and Warming Equipment Div
Middleby Marshall Inc Toastmaster Cooking and Warming Equipment Div (USA)
No interchangeability data on file.
Other items in FSC 4540 — Waste Disposal Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4540-00-001-1243
4540-00-001-1243 · Item name not on file
4540-00-001-6053
4540-00-001-6053 · Item name not on file
4540-00-001-7002
4540-00-001-7002 · Item name not on file
4540-00-001-7832
4540-00-001-7832 · Item name not on file
4540-00-001-7839
HEATING ELEMENT,ELE
4540-00-001-9407
4540-00-001-9407 · Item name not on file
4540-00-003-0152
4540-00-003-0152 · Item name not on file
4540-00-003-1491
4540-00-003-1491 · Item name not on file
Frequently Asked Questions
What is NSN 4540-00-440-3471?
NSN 4540-00-440-3471 is a Heating Element Ele, manufactured by Middleby Marshall Inc Toastmaster Cooking and Warming Equipment Div, classified under FSC 4540, Waste Disposal Equipment. Status: active.
What part numbers are listed for NSN 4540-00-440-3471?
NSN 4540-00-440-3471 has 1 manufacturer part number on file: BU166-4KW250VDC (Middleby Marshall Inc Toastmaster Cooking and Warming Equipment Div).
Is NSN 4540-00-440-3471 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.