NSN 4520-01-260-2091 · NIIN 012602091 · Part number 3000354000
Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 76371
Government record, cited
NSN 4520-01-260-2091 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-260-2091. Manufacturer of record part number: 3000354000.
Also searched as4520-01-260-2091 ·
4520012602091 ·
NIIN 012602091 ·
01-260-2091 ·
FSC 4520 Space and Water Heating Equipment · CAGE 76371 · 3000354000
General Characteristics Item Description: COPPER-NICKEL MATL; IMMERSION TYPE; SKID BASED;HOT WATER USE; 500 GAL. CAP.; HORIZONTAL; 100 IN. LG; 42 IN. W; 60 IN. H IN
1 manufacturer part number on file
Manufacturer of record: Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc
Identification
NSN: 4520-01-260-2091
NIIN: 012602091
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
Primary part number: 3000354000
Manufacturer: Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc
General Description
The Heater,immersion,liquid Fuel Fir, cataloged under National Stock Number 4520-01-260-2091, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4520-01-260-2091
Primary Part Number
3000354000
Item Name
Heater,immersion,liquid Fuel Fir
FSC / FSG
4520 / 45 — Space and Water Heating Equipment
Manufacturer
Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc
Status
ACTIVE
General Characteristics Item Description
COPPER-NICKEL MATL; IMMERSION TYPE; SKID BASED;HOT WATER USE; 500 GAL. CAP.; HORIZONTAL; 100 IN. LG; 42 IN. W; 60 IN. H IN
Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc (USA)
No interchangeability data on file.
Other items in FSC 4520 — Space and Water Heating Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4520-00-000-0098
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-000-0099
4520-00-000-0099 · Item name not on file
4520-00-001-1240
4520-00-001-1240 · Item name not on file
4520-00-001-3518
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-3519
HEATING ELEMENT,ELECTRICAL,IMMER
4520-00-001-6052
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-6298
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-7726
HEATER,DUCT TYPE,PORTABLE
Frequently Asked Questions
What is NSN 4520-01-260-2091?
NSN 4520-01-260-2091 is a Heater,immersion,liquid Fuel Fir, manufactured by Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
What part numbers are listed for NSN 4520-01-260-2091?
NSN 4520-01-260-2091 has 1 manufacturer part number on file: 3000354000 (Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc).
What are the specifications of 3000354000?
Key specifications for 3000354000: General Characteristics Item Description: COPPER-NICKEL MATL; IMMERSION TYPE; SKID BASED;HOT WATER USE; 500 GAL. CAP.; HORIZONTAL; 100 IN. LG; 42 IN. W; 60 IN. H IN; End Item Identification: MECHANICAL EQUIPMENT CO,MODEL M500E. 1 specification is documented in the U.S. Government catalog.
Is NSN 4520-01-260-2091 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.