Acquisition method (AMC)
3
FSC 4820 × VALVE,SAFETY RELIEF
VALVE,SAFETY RELIEF
4820-01-239-0178 FSC 4820
NSN 4820-01-239-0178 (also written 4820012390178; NIIN 01-239-0178) is a valve, safety relief in Federal Supply Class 4820, Valves, Nonpowered. 5 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 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)
L
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, 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.
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 |
|---|---|---|
| D48661 | 11859 | HUNT VALVE COMPANY, INC. |
| D48661 | 34889 | HUNT VALVE COMPANY INC DBA UNION FLONETICS |
| D48661 PART R10AD1D109 | 11859 | HUNT VALVE COMPANY, INC. |
| D48661 PART R10AD1D109 | 34889 | HUNT VALVE COMPANY INC DBA UNION FLONETICS |
| R10AD1D109 AND | 34889 | HUNT VALVE COMPANY INC DBA UNION FLONETICS |
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
—
Oct 16, 2026
Last purchased
1 · 1.0/yr
Purchase records
$65,006
Total demand
$65,006
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 |
|---|---|---|---|---|
| Oct 16, 2026 | SPE7MC27P0197 ↗ | CHAND, L.L.C. | — | $65,006 |
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
CHAND, L.L.C.
last award Oct 2026
HUNT VALVE COMPANY INC DBA UNION FLONETICS
no award yet
no awards on record
Listed source HUNT VALVE COMPANY, INC.
no award yet
no awards on record
Listed source CHAND, L.L.C. won the only award on record. CHAND, L.L.C. 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 17, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-17.
- Full methodology →
Cite this page
Citation
NSN Explorer. "VALVE,SAFETY RELIEF." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-239-0178/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-239-0178/