Acquisition method (AMC)
1
FSC 4320 × SEAL ASSEMBLY,SHAFT,SPRING LOADE
SEAL ASSEMBLY,SHAFT,SPRING LOADE
4320-01-407-2174 FSC 4320
NSN 4320-01-407-2174 (also written 4320014072174; NIIN 01-407-2174) is a seal assembly, shaft, spring loade in Federal Supply Class 4320, Power and Hand Pumps. 4 manufacturer part numbers from 2 suppliers 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 as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
C
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC C: needs engineering source approval; other sources must qualify first. 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.
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 |
|---|---|---|
| 050A0491 | 63857 | CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS |
| 050A0491 | 77842 | EATON CORPORATION DBA EATON INOAC DIV EATON |
| 82749 | 77842 | EATON CORPORATION DBA EATON INOAC DIV EATON |
| 999R0343 PIECE 88 | 63857 | CIRCOR NAVAL SOLUTIONS LLC DBA WARREN 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
—
Purchases
0
Total spend
—
Sep 9, 2026
Last purchased
1 · 1.0/yr
Purchase records
$55,539
Total demand
$55,539
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 9, 2026 | SPE4A119G0022/SPE7M124F3801 ↗ | AAR SUPPLY CHAIN, INC DBA AAR DEFENSE SYSTEMS & LOGISTICS | — | $55,539 |
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.
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
AAR SUPPLY CHAIN, INC DBA AAR DEFENSE SYSTEMS & LOGISTICS
last award Sep 2026
CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS
no award yet
no awards on record
Listed source EATON CORPORATION DBA EATON INOAC DIV EATON
no award yet
no awards on record
Listed source AAR SUPPLY CHAIN, INC DBA AAR DEFENSE SYSTEMS & LOGISTICS won the only award on record. AAR SUPPLY CHAIN, INC DBA AAR DEFENSE SYSTEMS & LOGISTICS won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M1-26-T-367E | Sep 22, 2026 | Oct 7, 2026 | 2 | Expired | View at DIBBS → |
| SPE7M1-26-T-340X | Sep 11, 2026 | Sep 21, 2026 | 2 | Cancelled | 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: 2026-10-24.
- Full methodology →
Cite this page
Citation
NSN Explorer. "SEAL ASSEMBLY,SHAFT,SPRING LOADE." nsnexplorer.com, https://nsnexplorer.com/nsn/4320-01-407-2174/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4320-01-407-2174/