Acquisition method (AMC)
3
FSC 4520 × HEATING ELEMENT,ELECTRICAL,IMMER
HEATING ELEMENT,ELECTRICAL,IMMER
4520-01-536-1522 FSC 4520
NSN 4520-01-536-1522 (also written 4520015361522; NIIN 01-536-1522) is a heating element, electrical, immer in Federal Supply Class 4520, Space and Water Heating Equipment. 4 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Nov 2026.
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)
R
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. 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 |
|---|---|
| ELEMENT QUANTITY BHHK | 6 |
| VOLTAGE IN VOLTS AND CURRENT TYPE CSBH | SINGLE VOLTAGE AC 440.0 |
| PHASE FAAZ | SINGLE VOLTAGE THREE |
| SPECIAL FEATURES FEAT | SHEATH .475 IN DIA., .035 IN. WALL THICKNESS, 4 IN. 150 LB. ANSI INCOLOY 800 MOUNTING FLANGE;SUPPLIED WITH STAINLESS STEEL SPIRAL WOUND NON-ASBESTOS FLEXITALLIC HIGH TEMP FLANGE GASKET |
| FREQUENCY IN HERTZ FREQ | 60.0 |
| MAXIMUM WATTAGE RATING IN WATTS AZQH | 32500.0 |
| BODY STYLE AAQL | — |
| EFFECTIVE HEATING LENGTH ABHS | INCHES NOMINAL 33.000 |
| ELEMENT RADIATION SPECTRUM ABJA | NONINFRARED |
| HEAT CONTROL TYPE ABJM | THERMOSTAT |
| WATT DENSITY RATING ABNS | SINGLE VOLTAGE PER SQUARE INCH 50.0 |
| LENGTH ABRY | INCHES NOMINAL 36.000 |
| END ITEM IDENTIFICATION AGAV | 375 GALLON ELECTRIC WATER HEATER |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | SHEATH MFR REF SINGLE MATERIAL RESPONSE INCOLOY 800 |
| MATERIAL MATT | SHEATH NICKEL ALLOY |
| MATERIAL MATT | RESISTANCE WIRE CHROMIUM AND NICKEL ALLOY |
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 |
|---|---|---|
| 124677 | 07131 | CHROMALOX INC |
| 124677 | 7R305 | GAUMER COMPANY, INC. DBA GAUMER PROCESS |
| 124677 | 95368 | AERCO INTERNATIONAL, INC. DBA AERCO INTERNATIONAL INC |
| 201263 ITEM 1 | 95368 | AERCO INTERNATIONAL, INC. DBA AERCO INTERNATIONAL INC |
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
—
Purchases
0
Total spend
—
Nov 4, 2026
Last purchased
1 · 1.0/yr
Purchase records
$31,569
Total demand
$31,569
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.
| Action date | Award # | Recipient | Agency | Obligation |
|---|---|---|---|---|
| Nov 4, 2026 | SPE7M127P1068 ↗ | PIONEER INDUSTRIES, LLC | — | $31,569 |
Demand history
Who wins this item
Does one supplier win this every time, and are the winners on the listed-source list? One dot per award.
- Award in the last 2 years
- Older award
PIONEER INDUSTRIES, LLC
last award Nov 2026
AERCO INTERNATIONAL, INC. DBA AERCO INTERNATIONAL INC
no award yet
no awards on record
Listed source CHROMALOX INC
no award yet
no awards on record
Listed source GAUMER COMPANY, INC. DBA GAUMER PROCESS
no award yet
no awards on record
Listed source PIONEER INDUSTRIES, LLC won the only award on record. PIONEER INDUSTRIES, LLC won without being a listed source.
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 Nov 6, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "HEATING ELEMENT,ELECTRICAL,IMMER." nsnexplorer.com, https://nsnexplorer.com/nsn/4520-01-536-1522/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4520-01-536-1522/