Acquisition method (AMC)
1
FSC 4520 × HEATING ELEMENT,ELECTRICAL,NONIM
HEATING ELEMENT,ELECTRICAL,NONIM
4520-01-299-3607 FSC 4520
NSN 4520-01-299-3607 (also written 4520012993607; NIIN 01-299-3607) is a heating element, electrical, nonim in Federal Supply Class 4520, Space and Water Heating Equipment. 8 manufacturer part numbers from 5 suppliers 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 as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
C
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC C: needs engineering source approval; other sources must qualify first. 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 METHOD STYLE AALX | — |
| BODY STYLE AAQL | — |
| TERMINAL QUANTITY AARA | 4 |
| HOLE DIAMETER AAUB | INCHES NOMINAL 0.086 |
| WIDTH ABGL | INCHES NOMINAL 0.570 |
| ELEMENT RADIATION SPECTRUM ABJA | NONINFRARED |
| HEAT CONTROL TYPE ABJM | HEAT SWITCH |
| ELEMENT CONNECTION STYLE ABJS | — |
| TERMINAL BOX ENVIRONMENTAL PROTECTION ABKF | MOISTURE RESISTANT |
| HOLE OR SLOT QUANTITY ABKT | 2 |
| HEAT QUANTITY ABNR | 1 |
| LENGTH ABRY | INCHES NOMINAL 0.880 |
| END ITEM IDENTIFICATION AGAV | AN/ALQ-135 COUNTERMEASURES SYSTEM, F-15 EAGLE AIRCRAFT |
| ELEMENT QUANTITY BHHK | 1 |
| NOMINAL THREAD SIZE CQJX | MOUNTING FACILITY INCHES 0.086 |
| THREAD QUANTITY CQRN | MOUNTING FACILITY PER INCH 56 |
| CRITICALITY CODE JUSTIFICATION CRTL | FEAT |
| VOLTAGE IN VOLTS AND CURRENT TYPE CSBH | FIRST VOLTAGE DC 26.0 |
| SPECIAL FEATURES FEAT | WEAPON SYSTEM ESSENTIAL |
| THREAD SERIES DESIGNATOR THSD | MOUNTING FACILITY UNIFIED NATIONAL COARSE (UNC) |
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 |
|---|---|---|
| 037-003345-001 | 14482 | WATKINS-JOHNSON CO |
| 037-003345-001 | 1BWN1 | CAES SYSTEMS LLC DIV MISSILE SYSTEMS DIVISION |
| 037-003345-001 | 26916 | NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV MULTIPLE |
| 2582D22 | 16111 | RODALE ELECTRONICS INC. DBA RODALE WIRELESS |
| 331240-001 | 05783 | WATKINS-JOHNSON CO STEWART DIV |
| 331240-001 | 14482 | WATKINS-JOHNSON CO |
| 331240-001 | 1BWN1 | CAES SYSTEMS LLC DIV MISSILE SYSTEMS DIVISION |
| WJ-331240-001 | 1BWN1 | CAES SYSTEMS LLC DIV MISSILE SYSTEMS DIVISION |
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
—
—
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-4981 | Aug 6, 2026 | Aug 17, 2026 | 8 | 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. "HEATING ELEMENT,ELECTRICAL,NONIM." nsnexplorer.com, https://nsnexplorer.com/nsn/4520-01-299-3607/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4520-01-299-3607/