Acquisition method (AMC)
1
FSC 4320 × PUMP,ROTARY
PUMP,ROTARY
4320-00-520-5024 FSC 4320
NSN 4320-00-520-5024 (also written 4320005205024; NIIN 00-520-5024) is a pump, rotary in Federal Supply Class 4320, Power and Hand Pumps. 8 manufacturer part numbers from 5 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)
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 |
|---|---|
| DRIVE SHAFT TYPE AJAB | WOODRUFF KEYWAY |
| DISCHARGE CONNECTION TYPE AAYW | THREADED INTERNAL |
| MEDIA FOR WHICH DESIGNED MEDA | LOCATION NOT OTHERWISE SPECIFIED FUEL/OIL, HYDROCARBON |
| ROTARY PUMP DESIGN AHZR | GEAR |
| INTAKE CONNECTION QUANTITY AAYT | 1 |
| INTAKE CONNECTION TYPE AAYU | THREADED INTERNAL |
| PUMP ROTATION DIRECTION AHZD | CLOCKWISE AND COUNTERCLOCKWISE |
| DRIVE SHAFT END DIAMETER AJAC | INCHES NOMINAL 0.500 |
| DISCHARGE CONNECTION QUANTITY AAYV | 1 |
| OPERATION METHOD APHE | POWERED |
| DRIVE SHAFT LENGTH AJAD | INCHES NOMINAL 1.438 |
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 |
|---|---|---|
| 10055 TYPE 1 | 58923 | ROPER INDUSTRIES INC ROPER PUMP CO DIV |
| 19AM01 SPEC7211 | 58923 | ROPER INDUSTRIES INC ROPER PUMP CO DIV |
| 19K1 1/2 | 58923 | ROPER INDUSTRIES INC ROPER PUMP CO DIV |
| 2R464LN12 | 51729 | DRESSER, INC. DBA DRESSER ROOTS BLOWERS & COMPRESSORS DIV DRESSER ROOTS |
| 811-065-002 | 0DFD9 | SIEMENS GOVERNMENT TECHNOLOGIES, INC. DBA SGT DRESSER-RAND |
| 811-065-002 | 51729 | DRESSER, INC. DBA DRESSER ROOTS BLOWERS & COMPRESSORS DIV DRESSER ROOTS |
| 855-511-143 | U1293 | DRESSER FLOW SOLUTIONS DI UK |
| C-07039/9 | K2406 | DRESSER ROOTS- HOLMES OPERATION |
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
$5,675.00
Purchases
1
Total spend
$51,075
Aug 25, 2026
Last purchased
2 · 2.0/yr
Purchase records
$102,150
Total demand
$5,675.00
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Aug 25, 2026 | 9 | $5,675.00 | $51,075 | SAVAGE ASSOCIATES INC DIV PETRO CHEM TECHNOLOGIES (4K437) | 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 |
|---|---|---|---|---|
| Aug 25, 2026 | SPE7M126P9840 ↗ | SAVAGE ASSOCIATES INC DIV PETRO CHEM TECHNOLOGIES | — | $51,075 |
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
SAVAGE ASSOCIATES INC DIV PETRO CHEM TECHNOLOGIES
last award Aug 2026
DRESSER FLOW SOLUTIONS DI UK
no award yet
no awards on record
Listed source DRESSER ROOTS- HOLMES OPERATION
no award yet
no awards on record
Listed source DRESSER, INC. DBA DRESSER ROOTS BLOWERS & COMPRESSORS DIV DRESSER ROOTS
no award yet
no awards on record
Listed source ROPER INDUSTRIES INC ROPER PUMP CO DIV
no award yet
no awards on record
Listed source SIEMENS GOVERNMENT TECHNOLOGIES, INC. DBA SGT DRESSER-RAND
no award yet
no awards on record
Listed source SAVAGE ASSOCIATES INC DIV PETRO CHEM TECHNOLOGIES won the only award on record. SAVAGE ASSOCIATES INC DIV PETRO CHEM TECHNOLOGIES won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M1-26-T-260W | Aug 7, 2026 | Aug 17, 2026 | 9 | 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: 2026-11-01.
- Full methodology →
Cite this page
Citation
NSN Explorer. "PUMP,ROTARY." nsnexplorer.com, https://nsnexplorer.com/nsn/4320-00-520-5024/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4320-00-520-5024/