Acquisition method (AMC)
3
FSC 6680 × TANK UNIT,AFT
TANK UNIT,AFT
6680-01-129-3692 FSC 6680
NSN 6680-01-129-3692 (also written 6680011293692; NIIN 01-129-3692) is a tank unit, aft in Federal Supply Class 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. 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)
B
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC B: must be bought from the sources named on a source control or selected item drawing. 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 | AIRCRAFT MODEL CH-53E |
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 |
|---|---|---|
| 391057-248 | 89305 | SIMMONDS PRECISION PRODUCTS INC |
| 65317-08072-102 | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP |
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
$5,035.00
Purchases
1
Total spend
$130,910
Sep 2, 2026
Last purchased
2 · 2.0/yr
Purchase records
$261,820
Total demand
$5,035.00
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 2, 2026 | 26 | $5,035.00 | $130,910 | SIMMONDS PRECISION PRODUCTS INC (89305) | 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 |
|---|---|---|---|---|
| Sep 2, 2026 | SPE4A123G0011/SPE4A526F9113 ↗ | SIMMONDS PRECISION PRODUCTS INC | — | $130,910 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 2 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.
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
SIMMONDS PRECISION PRODUCTS INC
last award Sep 2026
SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP
no award yet
no awards on record
Listed source SIMMONDS PRECISION PRODUCTS INC won the only award on record.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A7-26-T-759J | Sep 18, 2026 | Sep 25, 2026 | 4 | Expired | View at DIBBS → |
| SPE4A5-26-T-352S | Aug 14, 2026 | Aug 21, 2026 | 26 | 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: 2026-10-25.
- Full methodology →
Cite this page
Citation
NSN Explorer. "TANK UNIT,AFT." nsnexplorer.com, https://nsnexplorer.com/nsn/6680-01-129-3692/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/6680-01-129-3692/