Acquisition method (AMC)
1
FSC 5331 × O-RING
O-RING
5331-01-571-4433 FSC 5331
NSN 5331-01-571-4433 (also written 5331015714433; NIIN 01-571-4433) is an o-ring in Federal Supply Class 5331, O-Rings. 13 manufacturer part numbers from 10 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)
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.
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 |
|---|---|
| PROPRIETARY CHARACTERISTICS PRPY | PACS |
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 |
|---|---|---|
| 10325169 | A486G | NIMIKKEISTOKESKUS NCB FINLAND |
| 22391836 | A242N | VOLVO LASTVAGNAR AKTIEBOLAG |
| 23195786 | A242N | VOLVO LASTVAGNAR AKTIEBOLAG |
| 23195786 | ST237 | VOLVO LASTVAGNAR AB - VOLVO TRUCKCORP |
| 2601410C1 | 338X5 | ND DEFENSE LLC |
| 50116 | 62161 | HUTCHINSON INDUSTRIES, INC DIV DEFENSE AND INDUSTRY |
| 50116 | F0381 | HUTCHINSON SNC DPT DEFENSE ET SECURITE |
| 50116 | ZAW38 | MARATHON TYRES PTY LTD |
| 50116-C | 62161 | HUTCHINSON INDUSTRIES, INC DIV DEFENSE AND INDUSTRY |
| 5949791349 | A4249 | IVECO DEFENCE VEHICLES S.P.A. |
| 7422391836 | F6573 | ARQUUS |
| 7423195786 | F6573 | ARQUUS |
| MC-50116 | L1373 | MILCOM TECHNICAL 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
—
Purchases
0
Total spend
—
Aug 20, 2026
Last purchased
1 · 1.0/yr
Purchase records
$3,690
Total demand
$3,690
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 |
|---|---|---|---|---|
| Aug 20, 2026 | SPE7LX26D0002/SPE7L126FAGQ1 ↗ | BLADE INDUSTRIAL PRODUCTS INC | — | $3,690 |
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
BLADE INDUSTRIAL PRODUCTS INC
last award Aug 2026
ARQUUS
no award yet
no awards on record
Listed source HUTCHINSON INDUSTRIES, INC DIV DEFENSE AND INDUSTRY
no award yet
no awards on record
Listed source HUTCHINSON SNC DPT DEFENSE ET SECURITE
no award yet
no awards on record
Listed source IVECO DEFENCE VEHICLES S.P.A.
no award yet
no awards on record
Listed source MARATHON TYRES PTY LTD
no award yet
no awards on record
Listed source MILCOM TECHNICAL INC
no award yet
no awards on record
Listed source ND DEFENSE LLC
no award yet
no awards on record
Listed source BLADE INDUSTRIAL PRODUCTS INC won the only award on record. BLADE INDUSTRIAL PRODUCTS 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 Nov 2, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-02.
- Full methodology →
Cite this page
Citation
NSN Explorer. "O-RING." nsnexplorer.com, https://nsnexplorer.com/nsn/5331-01-571-4433/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5331-01-571-4433/