NSN 4520-01-557-8324 · NIIN 015578324 · Part number 83-A-5394ITEM81/L-NOTE4
Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 38450
Government record, cited
NSN 4520-01-557-8324 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-557-8324. Manufacturer of record part number: 83-A-5394ITEM81/L-NOTE4.
Also searched as4520-01-557-8324 ·
4520015578324 ·
NIIN 015578324 ·
01-557-8324 ·
FSC 4520 Space and Water Heating Equipment · CAGE 38450 · 83-A-5394ITEM81/L-NOTE4 · T29HNM(MOD) · T29H-C
Nearby stock numbers← 4520-01-557-6153 Elbow, Air Conditioning-Heating
·
4520-01-558-1938 Heater, Space →
Features
Heater,ventilation,duct Type — FSC 4520
3 manufacturer part numbers on file
Manufacturer of record: Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil
Identification
NSN: 4520-01-557-8324
NIIN: 015578324
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
Primary part number: 83-A-5394ITEM81/L-NOTE4
Manufacturer: Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil
General Description
The Heater,ventilation,duct Type, cataloged under National Stock Number 4520-01-557-8324, 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 Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4520-01-557-8324
Primary Part Number
83-A-5394ITEM81/L-NOTE4
Item Name
Heater,ventilation,duct Type
FSC / FSG
4520 / 45 — Space and Water Heating Equipment
Manufacturer
Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil
Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil (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 4520-01-557-8324?
NSN 4520-01-557-8324 is a Heater,ventilation,duct Type, manufactured by Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
What part numbers are listed for NSN 4520-01-557-8324?
NSN 4520-01-557-8324 has 3 manufacturer part numbers on file: T29HNM(MOD) (Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil), 83-A-5394ITEM81/L-NOTE4 (Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil), T29H-C (Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil).
What are the specifications of 83-A-5394ITEM81/L-NOTE4?
Key specifications for 83-A-5394ITEM81/L-NOTE4: Part Name Assigned by Controlling Agency: HEATER,VENTILATION,DUCT TYPE. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4520-01-557-8324 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.