Acquisition method (AMC)
3
FSC 4320 × PUMP UNIT,CENTRIFUGAL
PUMP UNIT,CENTRIFUGAL
4320-01-677-4591 FSC 4320
NSN 4320-01-677-4591 (also written 4320016774591; NIIN 01-677-4591) is a pump unit, centrifugal in Federal Supply Class 4320, Power and Hand Pumps. 1 manufacturer part number from 1 supplier is 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)
D
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. 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 |
|---|---|
| PRIME MOVER TYPE AKDJ | ELECTRIC MOTOR |
| PRIME MOVER POWER RATING CSYL | HORSEPOWER 1.500 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | VERTICAL BOOSTER PUMP |
| PHASE FAAZ | THREE |
| SPECIAL FEATURES FEAT | MATERIAL 304 STAINLESS STEEL |
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 |
|---|---|---|
| NV25B4FE3T | 3MRB8 | WEBER INDUSTRIES INC DBA WEBTROL PUMPS |
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
$1,971.12
Purchases
1
Total spend
$1,971
Sep 28, 2026
Last purchased
2 · 2.0/yr
Purchase records
$3,942
Total demand
$1,971.12
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 28, 2026 | 1 | $1,971.12 | $1,971 | KAMPI COMPONENTS CO INC (7Z016) | 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 | SPE7M126V162U ↗ | KAMPI COMPONENTS CO INC | — | $1,971 |
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
KAMPI COMPONENTS CO INC
last award Sep 2026
WEBER INDUSTRIES INC DBA WEBTROL PUMPS
no award yet
no awards on record
Listed source KAMPI COMPONENTS CO INC won the only award on record. KAMPI COMPONENTS CO INC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M1-26-T-368G | Sep 23, 2026 | Oct 5, 2026 | 1 | 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. "PUMP UNIT,CENTRIFUGAL." nsnexplorer.com, https://nsnexplorer.com/nsn/4320-01-677-4591/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4320-01-677-4591/