Acquisition method (AMC)
3
FSC 4320 × IMPELLER,PUMP,CENTRIFUGAL
IMPELLER,PUMP,CENTRIFUGAL
4320-00-485-5050 FSC 4320
NSN 4320-00-485-5050 (also written 4320004855050; NIIN 00-485-5050) is an impeller, pump, centrifugal in Federal Supply Class 4320, Power and Hand Pumps. 4 manufacturer part numbers from 1 supplier 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 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.
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 |
|---|---|
| OVERALL WIDTH ABMK | INCHES NOMINAL 3.062 |
| KEYWAY WIDTH ABRR | INCHES NOMINAL 0.188 |
| HUB LENGTH AJLJ | SECOND INCHES NOMINAL 1.000 |
| KEYWAY LENGTH AFYS | INCHES NOMINAL 1.094 |
| BLADE QUANTITY AJLB | 4 |
| HUB LENGTH AJLJ | FIRST INCHES NOMINAL 1.094 |
| KEYWAY DEPTH ABRV | INCHES NOMINAL 0.094 |
| HUB QUANTITY BLKK | 2 |
| HUB PROJECTION LENGTH BEYOND WHEEL SIDE CPWW | INCHES NOMINAL 1.000 AND INCHES NOMINAL 1.094 |
| KEYWAY TYPE CPWX | STRAIGHT |
| MATERIAL MATT | COPPER ALLOY |
| BLADE TYPE ANCT | BACKWARD CURVE |
| DESIGN TYPE APGF | SINGLE WIDTH |
| KEYWAY QUANTITY AEVE | 1 |
| ROTATION DIRECTION FOR WHICH DESIGNED AYSY | CLOCKWISE |
| OVERALL DIAMETER ADAV | INCHES NOMINAL 3.531 |
| HUB LOCATION BDJW | BACK SIDE AND FRONT SIDE |
| HUB BORE DIAMETER BDDS | SINGLE INCHES NOMINAL 0.688 AND INCHES NOMINAL 1.375 |
| MOUNTING METHOD AXGY | KEY |
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 |
|---|---|---|
| 004-01N-A02-252-3.5312IN | 10941 | CARVER PUMP COMPANY |
| B-004-01N-A-02-3 17/32-252 | 10941 | CARVER PUMP COMPANY |
| B004-01NA01-3 1 | 10941 | CARVER PUMP COMPANY |
| B004-01NA01-3-32-252 | 10941 | CARVER PUMP COMPANY |
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
—
Sep 8, 2026
Last purchased
1 · 1.0/yr
Purchase records
$7,195
Total demand
$7,195
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 |
|---|---|---|---|---|
| Sep 8, 2026 | SPE7M126V7405 ↗ | ALL-SAFE INC | — | $7,195 |
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
ALL-SAFE INC
last award Sep 2026
CARVER PUMP COMPANY
no award yet
no awards on record
Listed source ALL-SAFE INC won the only award on record. ALL-SAFE INC 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 27, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-24.
- Full methodology →
Cite this page
Citation
NSN Explorer. "IMPELLER,PUMP,CENTRIFUGAL." nsnexplorer.com, https://nsnexplorer.com/nsn/4320-00-485-5050/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4320-00-485-5050/