Acquisition method (AMC)
3
FSC 4520 × HEATER,VENTILATION,DUCT TYPE
HEATER,VENTILATION,DUCT TYPE
4520-01-628-5204 FSC 4520
NSN 4520-01-628-5204 (also written 4520016285204; NIIN 01-628-5204) is a heater, ventilation, duct type in Federal Supply Class 4520, Space and Water Heating Equipment. 2 manufacturer part numbers from 1 supplier are on record. No purchases are on record yet.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
D
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. The codes describe the item's status on record, not any one solicitation. What the codes mean
What it is — can you make it?
Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.
Specifications
From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.
| Requirement | Value |
|---|---|
| MOUNTING TYPE AAXX | VENTILATION DUCT |
| HEAT MEDIUM TYPE ABAM | AIR |
| HEATING ELEMENT TYPE BDXJ | ELECTRIC NONIMMERSION |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | FINNED TUBULAR HVAC DUCT TYPE HEATER WITH STAINLESS STEEL 304 HEATER FRAME AND TERMINAL BOX |
| SPECIAL FEATURES FEAT | TUBULAR ELEMENTS WITH FINS, FLANGE MOUNTED TO DUCTWORK, 440 VOLTS, 3 PHASE, 24 VOLTS CONTROL CIRCUIT VOLTAGE |
Manufacturer part numbers
Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.
| Part number | CAGE | Manufacturer |
|---|---|---|
| 210-237055 | 74924 | INDEECO LLC DBA INDEECO |
| L210N1:E27139 REV D SHT 2 TABLE | 74924 | INDEECO LLC DBA INDEECO |
What it pays — so you can quote
The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.
Latest unit price
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Purchases
0
Total spend
—
—
Last purchased
—
Purchase records
—
Total demand
—
Latest award total
Purchase history
No priced purchases on record for this NSN yet.
Related contract actions
Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.
No related contract actions on record.
Demand history
Every solicitation we've indexed for this NSN, open and closed — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE8E8-26-T-5366 | Aug 31, 2026 | Sep 15, 2026 | 1 | Expired | View at DIBBS → |
Open RFQs on DIBBS → DIBBS award history ↗
About this data
- Unit prices: DLA DIBBS award records — every row links to its government record.
- AMSC: latest observed value from DIBBS solicitation history as of Oct 10, 2026.
- Contract action totals: USAspending, context only.
- Full methodology →
Cite this page
Citation
NSN Explorer. "HEATER,VENTILATION,DUCT TYPE." nsnexplorer.com, https://nsnexplorer.com/nsn/4520-01-628-5204/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4520-01-628-5204/