Acquisition method (AMC)
3
FSC 4310 × VACUUM PUMP UNIT,ROTARY
VACUUM PUMP UNIT,ROTARY
4310-01-641-6459 FSC 4310
NSN 4310-01-641-6459 (also written 4310016416459; NIIN 01-641-6459) is a vacuum pump unit, rotary in Federal Supply Class 4310, Compressors and Vacuum 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 |
|---|---|
| DISCHARGE CONNECTION QUANTITY AAYV | 1 |
| OVERALL LENGTH ABHP | INCHES NOMINAL 6.25 |
| OVERALL HEIGHT ABKW | INCHES NOMINAL 8.25 |
| CURRENT TYPE ACDC | AC |
| PUMP QUANTITY AENC | 1 |
| PUMPING ELEMENT TYPE AENG | ROTARY PISTON |
| INTAKE CONNECTION QUANTITY AAYT | 1 |
| INTAKE CONNECTION TYPE AAYU | FLARED TUBE |
| STAGE QUANTITY AAYD | 2 |
| SYSTEM DESIGN AERP | NONCORROSIVE |
| PRIME MOVER TYPE AKDJ | ELECTRIC MOTOR |
| VOLTAGE IN VOLTS ELEC | 115.0 AND M230.0 |
| PHASE FAAZ | SINGLE |
| FREQUENCY IN HERTZ FREQ | 50.0 AND M60.0 |
| INTAKE CONNECTION OUTSIDE DIAMETER AENM | INCHES NOMINAL 25.0 |
| OPERATING SPEED AT RATED CAPACITY IN RPM AEQC | 50.0 AND M1725.0 |
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 |
|---|---|---|
| 93613 | 11284 | RITCHIE ENGINEERING CO INC |
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
$664.69
Purchases
1
Total spend
$1,329
Sep 22, 2026
Last purchased
4 · 4.0/yr
Purchase records
$3,988
Total demand
$664.69
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 22, 2026 | 2 | $664.69 | $1,329 | NAUTIC-SPORT, INC. DBA NAUTIC SPORT INC (7STY8) | 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 21, 2026 | SPE7M126PA566 ↗ | NAUTIC-SPORT, INC. DBA NAUTIC SPORT INC | — | $664.69 |
| Sep 21, 2026 | SPE7M026V5704 ↗ | NAUTIC-SPORT, INC. DBA NAUTIC SPORT INC | — | $664.69 |
| Sep 22, 2026 | SPE7M126V150X ↗ | NAUTIC-SPORT, INC. DBA NAUTIC SPORT INC | — | $1,329 |
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
NAUTIC-SPORT, INC. DBA NAUTIC SPORT INC
last award Sep 2026
RITCHIE ENGINEERING CO INC
no award yet
no awards on record
Listed source NAUTIC-SPORT, INC. DBA NAUTIC SPORT INC won the only award on record. NAUTIC-SPORT, INC. DBA NAUTIC SPORT INC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M1-26-T-260B | Aug 7, 2026 | Aug 17, 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: 2026-10-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "VACUUM PUMP UNIT,ROTARY." nsnexplorer.com, https://nsnexplorer.com/nsn/4310-01-641-6459/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4310-01-641-6459/