Acquisition method (AMC)
1
FSC 6685 × THERMOSTAT,FLOW CONTROL
THERMOSTAT,FLOW CONTROL
6685-00-377-3497 FSC 6685
NSN 6685-00-377-3497 (also written 6685003773497; NIIN 00-377-3497) is a thermostat, flow control in Federal Supply Class 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. 9 manufacturer part numbers from 8 suppliers are on record. No purchases are on record yet.
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)
Q
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC Q: the government lacks adequate data or rights, but breakout to competition is expected. 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 |
|---|---|
| MOUNTING METHOD AXGY | FLANGE |
| FLOW CONTROL DEVICE ADQU | CHOKE |
| OPERATING TEMP RATING AWTN | FAHRENHEIT NOMINAL 186.0 |
| FSC APPLICATION DATA ZZZV | HEAT EXCHANGER ASSY,DIESEL ENGINE |
| VALVE TRAVEL DISTANCE AMSD | INCHES NOMINAL 0.310 |
| LARGEST OUTSIDE DIAMETER AGWM | INCHES MINIMUM 2.870 AND INCHES MAXIMUM 2.878 |
| OPENING TEMP RATING AWTM | FAHRENHEIT NOMINAL 173.0 |
| OVERALL HEIGHT ABKW | INCHES NOMINAL 3.125 |
| THERMOSTAT TYPE AWPA | SOLID EXPANSION |
| USAGE DESIGN ALCD | COOL OIL |
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 |
|---|---|---|
| 457070 | 78493 | STANDARD-THOMSON CORPORATION |
| 4A357-005 | 78493 | STANDARD-THOMSON CORPORATION |
| 5172141 | 24617 | GENERAL MOTORS CORP |
| 5172141 | 72582 | ROLLS-ROYCE SOLUTIONS AMERICA INC DBA ROLLS-ROYCE SOLUTIONS AMERICA INC |
| 5183139 | 71934 | GENERAL MOTORS CORP ROCHESTER PRODUCTS DIV |
| PC5172141 | C7432 | POWER COMPONENTS (DEUTSCHLAND) GMBH |
| VD10313 | 53705 | SCOVILL INC |
| VD10313 | 55193 | VERNATHERM LLC |
| VD10313 | 81381 | STEWART & STEVENSON POWER PRODUCTS LLC |
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
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Purchases
0
Total spend
—
—
Last purchased
—
Purchase records
—
Total demand
—
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.
No related contract actions on record.
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.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A5-26-T-386Y | Aug 26, 2026 | Sep 2, 2026 | 147 | 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.
- Full methodology →
Cite this page
Citation
NSN Explorer. "THERMOSTAT,FLOW CONTROL." nsnexplorer.com, https://nsnexplorer.com/nsn/6685-00-377-3497/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/6685-00-377-3497/