Acquisition method (AMC)
3
FSC 6640 × TUBE KIT,SMOKE VENTILATION
TUBE KIT,SMOKE VENTILATION
6640-01-458-3706 FSC 6640
NSN 6640-01-458-3706 (also written 6640014583706; NIIN 01-458-3706) is a tube kit, smoke ventilation in Federal Supply Class 6640, Laboratory Equipment and Supplies. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 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)
Z
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC Z: a commercial, nondevelopmental or off-the-shelf item. 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 |
|---|---|
| END ITEM IDENTIFICATION AGAV | KC-46 TANKER |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | TUBE KIT SMOKE VENTILATION |
| SPECIAL FEATURES FEAT | VENTILATION SMOKE TUBE KIT; C/O ASPIRATOR BULB, 2-RUBBER PLUGS AND 6-SMOKE PRODUCING TUBES CONTAINED IN PLASTIC CARRYING CASE; FOR USE WHERE CONTROLLED GENERATION OF VISIBLE SMOKE IS DESIRED IN ORDER TO DETERMINE VELOCITY, DIRECTION AND FLOW PATTERNS OF SLOW-MOVING CURRENTS IN SHAFTS, MINES AND TUNNELS; UNIT ISSUE EA |
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 |
|---|---|---|
| 458481 | 55799 | MINE SAFETY APPLIANCES COMPANY |
| 98-0342 | 89875 | DEFENSE LOGISTICS AGENCY DIRECTORATE OF MEDICAL MATERIEL DEFENSE SUPPLY CENTER PHILADELPHIA |
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
—
Oct 8, 2026
Last purchased
2 · 2.0/yr
Purchase records
$5,180
Total demand
$2,590
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 |
|---|---|---|---|---|
| Oct 8, 2026 | SPE2DH27P0018 ↗ | GOVERNMENT SCIENTIFIC SOURCE INC DBA GOVERNMENT SCIENTIFIC SOURCE INC | — | $2,590 |
| Oct 8, 2026 | SPE2DH27P0018 ↗ | GOVERNMENT SCIENTIFIC SOURCE INC DBA GOVERNMENT SCIENTIFIC SOURCE INC | — | $2,590 |
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
GOVERNMENT SCIENTIFIC SOURCE INC DBA GOVERNMENT SCIENTIFIC SOURCE INC
last award Oct 2026
DEFENSE LOGISTICS AGENCY DIRECTORATE OF MEDICAL MATERIEL DEFENSE SUPPLY CENTER PHILADELPHIA
no award yet
no awards on record
Listed source MINE SAFETY APPLIANCES COMPANY
no award yet
no awards on record
Listed source GOVERNMENT SCIENTIFIC SOURCE INC DBA GOVERNMENT SCIENTIFIC SOURCE INC won 2 of the last 2 awards. GOVERNMENT SCIENTIFIC SOURCE INC DBA GOVERNMENT SCIENTIFIC SOURCE INC 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 Oct 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-10.
- Full methodology →
Cite this page
Citation
NSN Explorer. "TUBE KIT,SMOKE VENTILATION." nsnexplorer.com, https://nsnexplorer.com/nsn/6640-01-458-3706/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/6640-01-458-3706/