Acquisition method (AMC)
3
FSC 4140 × FAN ASSEMBLY,CENTRIFUGAL
FAN ASSEMBLY,CENTRIFUGAL
4140-01-556-3312 FSC 4140
NSN 4140-01-556-3312 (also written 4140015563312; NIIN 01-556-3312) is a fan assembly, centrifugal in Federal Supply Class 4140, Fans, Air Circulators, and Blower Equipment. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 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)
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 |
|---|---|
| SPECIAL FEATURES FEAT | MATERIAL IS STEEL AND SUPPLY VOLTAGE IS 115 VOLTS. |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | FAN ASSEMBLY |
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 |
|---|---|---|
| 401-7618808 ITM NO 4K | 53711 | NAVAL SEA SYSTEMS COMMAND |
| P-VT3F1 | 1WSN4 | HOFFMAN ENCLOSURES INC DBA HOFFMAN ENCLOSURES 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
$321.62
Purchases
3
Total spend
$1,929
Sep 22, 2026
Last purchased
7 · 7.0/yr
Purchase records
$4,500
Total demand
$321.62
Latest unit price
Price history with quantity and a typical range
What has the government paid for this item, and was any award out of line? Every award as a dot, Aug 2026 to today.
- Award (bigger dot, bigger quantity)
- Middle half of prices
Most awards fall between $321 and $482.
Award price calculator
What do the last few awards average, and over what range? Choose how many awards to include.
Average unit price$428
Weighted by quantity$386
Observed range$321 – $642
Window coveredAug 2026 – Sep 2026
| Awarded | Quantity | Unit price | Supplier |
|---|---|---|---|
| Sep 2026 | 3 | $322 | MADISON ELECTRIC CO |
| Aug 2026 | 1 | $321 | MADISON ELECTRIC CO |
| Aug 2026 | 1 | $642 | MADISON ELECTRIC CO |
Shaded rows are included. This reports past awards and does not suggest a price.
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 22, 2026 | 3 | $321.62 | $964.86 | MADISON ELECTRIC CO (073S2) | Unknown | Source ↗ |
| Aug 19, 2026 | 1 | $321.24 | $321.24 | MADISON ELECTRIC CO (073S2) | Unknown | Source ↗ |
| Aug 17, 2026 | 1 | $642.48 | $642.48 | MADISON ELECTRIC CO (073S2) | Unknown | Source ↗ |
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 |
|---|---|---|---|---|
| Aug 17, 2026 | SPE8E726V0971 ↗ | MADISON ELECTRIC CO | — | $642.48 |
| Aug 17, 2026 | SPE8E726V0971 ↗ | MADISON ELECTRIC CO | — | $642.48 |
| Aug 19, 2026 | SPE8E726V0983 ↗ | MADISON ELECTRIC CO | — | $321.24 |
| Sep 22, 2026 | SPE8E726V1082 ↗ | — | — | $964.86 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 3 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Buying rhythm
How often does the government buy this item, and how long since the last time? Every solicitation and award on one line.
- Solicitation posted
- Award made
Dot size shows quantity. A faint bar joins a solicitation to the award made against it.
Time from solicitation to award
How long does a buy take from posting to award? One bar per past award that matches a solicitation.
- Open for quotes
- Closed, awaiting award
The typical buy took 5 days from posting to award.
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
MADISON ELECTRIC CO
last award Sep 2026
HOFFMAN ENCLOSURES INC DBA HOFFMAN ENCLOSURES INC
no award yet
no awards on record
Listed source NAVAL SEA SYSTEMS COMMAND
no award yet
no awards on record
Listed source MADISON ELECTRIC CO won 3 of the last 3 awards. MADISON ELECTRIC CO won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE8E7-26-T-3904 | Sep 17, 2026 | Sep 28, 2026 | 3 | Expired | View at DIBBS → |
| SPE8E7-26-T-3566 | Aug 12, 2026 | Aug 24, 2026 | 1 | Cancelled | View at DIBBS → |
| SPE8E7-26-T-3579 | Aug 14, 2026 | Aug 24, 2026 | 1 | Cancelled | 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: 2026-11-03.
- Full methodology →
Cite this page
Citation
NSN Explorer. "FAN ASSEMBLY,CENTRIFUGAL." nsnexplorer.com, https://nsnexplorer.com/nsn/4140-01-556-3312/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4140-01-556-3312/