Acquisition method (AMC)
3
FSC 4930 × VENT UNIT,RELIEF
VENT UNIT,RELIEF
4930-01-474-8949 FSC 4930
NSN 4930-01-474-8949 (also written 4930014748949; NIIN 01-474-8949) is a vent unit, relief in Federal Supply Class 4930, Lubrication and Fuel Dispensing Equipment. 4 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)
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 |
|---|---|
| PROPRIETARY CHARACTERISTICS PRPY | PACS |
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 |
|---|---|---|
| V2B11686-6LA | 99517 | VACCO INDUSTRIES |
| V3D10436 | 99517 | VACCO INDUSTRIES |
| V3D10436 ITEM 4 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
| V3D10436 ITEM 4 | 99517 | VACCO INDUSTRIES |
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 23, 2026
Last purchased
1 · 1.0/yr
Purchase records
$32,132
Total demand
$32,132
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 23, 2026 | SPE8E927P0005 ↗ | VACCO INDUSTRIES | — | $32,132 |
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
VACCO INDUSTRIES
last award Oct 2026
NAVAL INVENTORY CONTROL POINT MECHANICSBURG
no award yet
no awards on record
Listed source VACCO INDUSTRIES won the only award on record.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE8E9-26-T-3678 | Sep 3, 2026 | Sep 14, 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: 2026-10-24.
- Full methodology →
Cite this page
Citation
NSN Explorer. "VENT UNIT,RELIEF." nsnexplorer.com, https://nsnexplorer.com/nsn/4930-01-474-8949/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4930-01-474-8949/