Acquisition method (AMC)
3
FSC 5331 × O-RING
O-RING
5331-01-138-5270 FSC 5331
NSN 5331-01-138-5270 (also written 5331011385270; NIIN 01-138-5270) is an o-ring in Federal Supply Class 5331, O-Rings. 4 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Oct 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.
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 |
|---|---|---|
| 411628-09-B | 50380 | RELIANCE ELECTRIC |
| 411628-09-B | 71956 | RELIANCE ELECTRIC COMPANY DBA RELIANCE & DODGE BRANDS |
| 411628009B | 5S670 | BAKER & ASSOCIATES INC |
| 411628009B | 71956 | RELIANCE ELECTRIC COMPANY DBA RELIANCE & DODGE BRANDS |
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
—
Oct 6, 2026
Last purchased
1 · 1.0/yr
Purchase records
$4,824
Total demand
$4,824
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 |
|---|---|---|---|---|
| Oct 6, 2026 | SPE7L127V0289 ↗ | ECHELON SUPPLY AND SERVICE, INC. | — | $4,824 |
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
ECHELON SUPPLY AND SERVICE, INC.
last award Oct 2026
BAKER & ASSOCIATES INC
no award yet
no awards on record
Listed source RELIANCE ELECTRIC
no award yet
no awards on record
Listed source RELIANCE ELECTRIC COMPANY DBA RELIANCE & DODGE BRANDS
no award yet
no awards on record
Listed source ECHELON SUPPLY AND SERVICE, INC. won the only award on record. ECHELON SUPPLY AND SERVICE, 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 Oct 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-08.
- Full methodology →
Cite this page
Citation
NSN Explorer. "O-RING." nsnexplorer.com, https://nsnexplorer.com/nsn/5331-01-138-5270/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5331-01-138-5270/