Acquisition method (AMC)
1
FSC 6680 × INDICATOR,SIGHT,LIQUID
INDICATOR,SIGHT,LIQUID
6680-01-120-6409 FSC 6680
NSN 6680-01-120-6409 (also written 6680011206409; NIIN 01-120-6409) is an indicator, sight, liquid in Federal Supply Class 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. 4 manufacturer part numbers from 3 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 as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
L
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC L: annual buy value is below the screening threshold. 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 |
|---|---|
| THREAD DIRECTION AAJF | SINGLE END RIGHT-HAND |
| OVERALL HEIGHT ABKW | INCHES NOMINAL 0.937 |
| NOMINAL PIPE SIZE FOR WHICH DESIGNED ACSU | SINGLE END INCHES 0.750 |
| WIDTH ACROSS FLATS ASDB | INCHES NOMINAL 1.062 |
| SIGHT DIAMETER ASNX | INCHES NOMINAL 0.750 |
| MAXIMUM TEMP RATING ATQZ | FAHRENHEIT 500.0 |
| END CONNECTION TYPE AWZY | SINGLE END THREADED EXTERNAL PLAIN |
| MAXIMUM WORKING PRESSURE BPHD | POUNDS PER SQUARE INCH (PSI) 3000.0 |
| THREAD QUANTITY PER INCH CMLP | 14 |
| NOMINAL THREAD SIZE CQJX | SINGLE END INCHES 0.750 |
| FURNISHED DATA CSQG | LIQUID LEVEL |
| DATA FURNISHING METHOD CTCY | CLEAR WINDOW |
| MATERIAL MATT | STEEL |
| STYLE DESIGNATOR STYL | — |
| THREAD SERIES DESIGNATOR THSD | SINGLE END NPT |
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 |
|---|---|---|
| 163002 | 97674 | CONE DRIVE OPERATIONS INC |
| A2749 | 73868 | HERMASEAL CO INC |
| A2749-4A | 73868 | HERMASEAL CO INC |
| LSP51-5 | 24346 | LDI INDUSTRIES, INC. DBA LDI INDUSTRIES INC |
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
$11.39
Purchases
1
Total spend
$637.84
Sep 28, 2026
Last purchased
2 · 2.0/yr
Purchase records
$1,276
Total demand
$11.39
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 28, 2026 | 56 | $11.39 | $637.84 | PATTERSON COONEY INC (9U103) | 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 28, 2026 | SPE4A526V2167 ↗ | PATTERSON COONEY INC | — | $637.84 |
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
PATTERSON COONEY INC
last award Sep 2026
CONE DRIVE OPERATIONS INC
no award yet
no awards on record
Listed source HERMASEAL CO INC
no award yet
no awards on record
Listed source LDI INDUSTRIES, INC. DBA LDI INDUSTRIES INC
no award yet
no awards on record
Listed source PATTERSON COONEY INC won the only award on record. PATTERSON COONEY INC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A5-26-T-452Z | Sep 21, 2026 | Sep 28, 2026 | 56 | 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: 2026-10-04.
- Full methodology →
Cite this page
Citation
NSN Explorer. "INDICATOR,SIGHT,LIQUID." nsnexplorer.com, https://nsnexplorer.com/nsn/6680-01-120-6409/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/6680-01-120-6409/