Acquisition method (AMC)
1
FSC 1660 × HEATER,AIRCRAFT
HEATER,AIRCRAFT
1660-01-591-7531 FSC 1660
NSN 1660-01-591-7531 (also written 1660015917531; NIIN 01-591-7531) is a heater, aircraft in Federal Supply Class 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. 2 manufacturer part numbers from 2 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 as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
G
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC G: the government has a complete data package and the rights to use it. 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 |
|---|---|
| CURRENT TYPE ACDC | AC |
| END ITEM IDENTIFICATION AGAV | A/F32T-6B |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | HEATER, ALTERED |
| VOLTAGE IN VOLTS ELEC | 115.0 |
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 |
|---|---|---|
| 3654AS481-1 | 21793 | ASTRONICS TEST SYSTEMS INC |
| 3654AS481-1 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER |
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
$4,085.67
Purchases
1
Total spend
$12,257
Nov 4, 2026
Last purchased
2 · 2.0/yr
Purchase records
$24,514
Total demand
$4,085.67
Latest unit price
Purchase history
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 | SPE4A127V0389 ↗ | ATEC INC | — | $12,257 |
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.
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
ATEC INC
last award Nov 2026
ASTRONICS TEST SYSTEMS INC
no award yet
no awards on record
Listed source NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER
no award yet
no awards on record
Listed source ATEC INC won the only award on record. ATEC INC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A7-26-T-751H | Sep 17, 2026 | Sep 24, 2026 | 3 | 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.
- Data last refreshed: 2026-11-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "HEATER,AIRCRAFT." nsnexplorer.com, https://nsnexplorer.com/nsn/1660-01-591-7531/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/1660-01-591-7531/