Acquisition method (AMC)
1
FSC 5331 × O-RING
O-RING
5331-01-031-8287 FSC 5331
NSN 5331-01-031-8287 (also written 5331010318287; NIIN 01-031-8287) is an o-ring in Federal Supply Class 5331, O-Rings. 5 manufacturer part numbers from 4 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)
B
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC B: must be bought from the sources named on a source control or selected item drawing. 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 |
|---|---|---|
| 2502774 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
| 2502774-23 | 02697 | PARKER-HANNIFIN CORP DIV O-RING DIVISION |
| 2502774-23 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
| 2502774-23 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 2502774-23 | SE397 | PARKER BROWNSVILLE SERVICIO S.A. DE C.V. |
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
$34.64
Purchases
2
Total spend
$14,377
Sep 22, 2026
Last purchased
4 · 4.0/yr
Purchase records
$28,755
Total demand
$34.64
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 22, 2026 | 200 | $34.64 | $6,928 | Unknown (7DVN2) | Unknown | Source ↗ |
| Aug 25, 2026 | 212 | $35.1388 | $7,449 | DBR INDUSTRIES, INC. DBA DBR INDUSTRIES INC (1K697) | 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 | SPE7L126P9AB2 ↗ | DBR INDUSTRIES, INC. DBA DBR INDUSTRIES INC | — | $7,449 |
| Sep 22, 2026 | SPE7L126P9H70 ↗ | — | — | $6,928 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 3 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.
Time from solicitation to award
How long does a buy take from posting to award? One bar per past award that matches a solicitation.
- Open for quotes
- Closed, awaiting award
The typical buy took 15 days from posting to award.
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
CAGE 7DVN2
last award Sep 2026
DBR INDUSTRIES, INC. DBA DBR INDUSTRIES INC
last award Aug 2026
NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
no award yet
no awards on record
Listed source NAVAL SEA SYSTEMS COMMAND
no award yet
no awards on record
Listed source PARKER BROWNSVILLE SERVICIO S.A. DE C.V.
no award yet
no awards on record
Listed source PARKER-HANNIFIN CORP DIV O-RING DIVISION
no award yet
no awards on record
Listed source CAGE 7DVN2 won 1 of the last 2 awards. CAGE 7DVN2 and 1 other won without being listed sources.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7L1-27-T-2098 | Oct 23, 2026 | Nov 2, 2026 | 150 | Expired | View at DIBBS → |
| SPE7L1-26-T-09P0 | Sep 11, 2026 | Sep 21, 2026 | 200 | Expired | View at DIBBS → |
| SPE7L1-26-T-933B | Aug 7, 2026 | Aug 17, 2026 | 212 | 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. "O-RING." nsnexplorer.com, https://nsnexplorer.com/nsn/5331-01-031-8287/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5331-01-031-8287/