Acquisition method (AMC)
1
FSC 4820 × GUIDE,VALVE STEM
GUIDE,VALVE STEM
4820-01-270-4424 FSC 4820
NSN 4820-01-270-4424 (also written 4820012704424; NIIN 01-270-4424) is a guide, valve stem in Federal Supply Class 4820, Valves, Nonpowered. 5 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Aug 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 |
|---|---|
| BORE DIAMETER ABXV | INCHES NOMINAL 0.8770 |
| MATERIAL MATT | COPPER ALLOY |
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 |
|---|---|---|
| 2080-194 | 43689 | HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING |
| 2080-194 ITEM 2 | 43689 | HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING |
| 409-5901738 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 409-5901738 ITEM 2 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 5901738 ITEM 2 | 80064 | NAVAL SHIP 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
$557.00
Purchases
1
Total spend
$1,114
Aug 28, 2026
Last purchased
3 · 3.0/yr
Purchase records
$2,678
Total demand
$557.00
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 |
|---|---|---|---|---|
| Aug 6, 2026 | SPE7M026P1713 ↗ | KROBACH MFG. CORP. DBA KROBACH MANUFACTURING CORP | — | $450.00 |
| Aug 28, 2026 | SPE7M026V5401 ↗ | — | — | $1,114 |
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 9Y5B0
last award Aug 2026
HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING
no award yet
no awards on record
Listed source NAVAL SHIP SYSTEMS COMMAND
no award yet
no awards on record
Listed source CAGE 9Y5B0 won the only award on record. CAGE 9Y5B0 won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M0-26-T-043W | Aug 18, 2026 | Aug 28, 2026 | 2 | 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: 2026-11-06.
- Full methodology →
Cite this page
Citation
NSN Explorer. "GUIDE,VALVE STEM." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-270-4424/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-270-4424/