Acquisition method (AMC)
3
FSC 4820 × RETAINER,DISC
RETAINER,DISC
4820-01-124-2521 FSC 4820
NSN 4820-01-124-2521 (also written 4820011242521; NIIN 01-124-2521) is a retainer, disc in Federal Supply Class 4820, Valves, Nonpowered. 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)
C
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, 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 |
|---|---|
| CRITICALITY CODE JUSTIFICATION CRTL | ZZZY |
| SPECIAL FEATURES FEAT | CLEAN IAW MIL-STD-1330D MIL-STD-1330D |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS ZZZY | CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330 MIL-STD-1330 |
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 |
|---|---|---|
| V2B10547-3DA | 99517 | VACCO INDUSTRIES |
| V2B10547-3DACP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
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
—
Sep 24, 2026
Last purchased
1 · 1.0/yr
Purchase records
$2,743
Total demand
$2,743
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 |
|---|---|---|---|---|
| Sep 24, 2026 | SPE7MC26P2426 ↗ | DIXIE AIR PARTS SUPPLY, INC. | — | $2,743 |
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
DIXIE AIR PARTS SUPPLY, INC.
last award Sep 2026
NAVAL INVENTORY CONTROL POINT MECHANICSBURG
no award yet
no awards on record
Listed source VACCO INDUSTRIES
no award yet
no awards on record
Listed source DIXIE AIR PARTS SUPPLY, INC. won the only award on record. DIXIE AIR PARTS SUPPLY, 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: 2026-09-27.
- Full methodology →
Cite this page
Citation
NSN Explorer. "RETAINER,DISC." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-124-2521/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-124-2521/