Acquisition method (AMC)
3
FSC 4320 × SLEEVE,SHAFT,PUMP
SLEEVE,SHAFT,PUMP
4320-00-463-2508 FSC 4320
NSN 4320-00-463-2508 (also written 4320004632508; NIIN 00-463-2508) is a sleeve, shaft, pump in Federal Supply Class 4320, Power and Hand Pumps. 4 manufacturer part numbers from 2 suppliers are on record. The government has 1 open solicitation for it.
Open for bid
1 open solicitation on record right now — quantity, close date, and where to submit.
| Solicitation | Qty | Status | |
|---|---|---|---|
| SPE7M1-27-T-2179 | 19 | Closes in 9d | Bid → |
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 |
|---|---|
| CORNER SHAPE BZLX | LEFT FLANGE OUTSIDE RIGHT CORNER CHAMFERED |
| STYLE DESIGNATOR STYL | — |
| FLANGE OUTSIDE DIAMETER AEPR | INCHES NOMINAL 2.5000 |
| CORNER SHAPE BZLX | OUTSIDE RIGHT CORNER SQUARE |
| FEATURES PROVIDED CBBL | CASE-HARDENED |
| MATERIAL MATT | OVERALL NICKEL ALLOY |
| CORNER SHAPE BZLX | INSIDE LEFT CORNER ROUND |
| OVERALL LENGTH ABHP | INCHES MINIMUM 2.4950 AND INCHES MAXIMUM 2.5150 |
| BODY OUTSIDE DIAMETER ADAR | INCHES MINIMUM 2.2187 AND INCHES MAXIMUM 2.2200 |
| BODY INSIDE DIAMETER ADAS | INCHES MINIMUM 1.6580 AND INCHES MAXIMUM 1.6590 |
| CORNER SHAPE BZLX | OUTSIDE LEFT CORNER SQUARE |
| CORNER SHAPE BZLX | LEFT FLANGE BODY CORNER ROUND |
| CORNER SHAPE BZLX | INSIDE RIGHT CORNER SQUARE |
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 |
|---|---|---|
| 55-22013 PART 7 | 52081 | EURAMCO SAFETY INC |
| 8-0042-02 | 83130 | AIR & LIQUID SYSTEMS CORPORATION DBA BUFFALO PUMPS |
| CA9090-21B | 83130 | AIR & LIQUID SYSTEMS CORPORATION DBA BUFFALO PUMPS |
| NA1213 | 83130 | AIR & LIQUID SYSTEMS CORPORATION DBA BUFFALO 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
$5,394.64
Purchases
1
Total spend
$102,498
Sep 24, 2026
Last purchased
2 · 2.0/yr
Purchase records
$204,996
Total demand
$5,394.64
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 24, 2026 | 19 | $5,394.64 | $102,498 | BLUE GROUP LLC DBA CIVICBRIDGES (9XZ06) | 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 24, 2026 | SPE7M126V151T ↗ | — | — | $102,498 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 2 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Buying rhythm
How often does the government buy this item, and how long since the last time? Every solicitation and award on one line.
- Solicitation posted
- Award made
Dot size shows quantity. A faint bar joins a solicitation to the award made against it.
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
BLUE GROUP LLC DBA CIVICBRIDGES
last award Sep 2026
AIR & LIQUID SYSTEMS CORPORATION DBA BUFFALO PUMPS
no award yet
no awards on record
Listed source EURAMCO SAFETY INC
no award yet
no awards on record
Listed source BLUE GROUP LLC DBA CIVICBRIDGES won the only award on record. BLUE GROUP LLC DBA CIVICBRIDGES won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M1-27-T-2179 | Nov 6, 2026 | Nov 16, 2026 | 19 | Open | View at DIBBS → |
| SPE7M1-26-T-260V | Aug 7, 2026 | Aug 17, 2026 | 19 | 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. "SLEEVE,SHAFT,PUMP." nsnexplorer.com, https://nsnexplorer.com/nsn/4320-00-463-2508/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4320-00-463-2508/