Acquisition method (AMC)
1
FSC 4921 × TEST SET,TORPEDO
TEST SET,TORPEDO
4921-01-573-0428 FSC 4921
NSN 4921-01-573-0428 (also written 4921015730428; NIIN 01-573-0428) is a test set, torpedo in Federal Supply Class 4921, Torpedo Maintenance, Repair, and Checkout Specialized Equipment. 1 manufacturer part number from 1 supplier is 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 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 |
|---|---|
| OVERALL LENGTH ABHP | INCHES NOMINAL 5.000 |
| DIAMETER ABMZ | INCHES NOMINAL 1.500 |
| SPECIAL FEATURES FEAT | KNURLED GRIP; ROUND WITH FLATTED SIDES; 1.35 IN. FLAT TO FLAT DISTANCE |
| FUNCTIONAL DESCRIPTION FTLD | USED TO INSTALL IDLER GEAR LOWER BEARING |
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 |
|---|---|---|
| 8166369 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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
$800.00
Purchases
1
Total spend
$3,200
Sep 17, 2026
Last purchased
2 · 2.0/yr
Purchase records
$6,400
Total demand
$800.00
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 |
|---|---|---|---|---|
| Sep 17, 2026 | SPE4A626V376T ↗ | — | — | $3,200 |
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
CAGE 6C9V9
last award Sep 2026
NAVAL SEA SYSTEMS COMMAND
no award yet
no awards on record
Listed source CAGE 6C9V9 won the only award on record. CAGE 6C9V9 won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-T-27XZ | Sep 10, 2026 | Sep 17, 2026 | 4 | 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: 2026-10-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "TEST SET,TORPEDO." nsnexplorer.com, https://nsnexplorer.com/nsn/4921-01-573-0428/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4921-01-573-0428/