Acquisition method (AMC)
1
FSC 5331 × O-RING
O-RING
5331-01-608-3448 FSC 5331
NSN 5331-01-608-3448 (also written 5331016083448; NIIN 01-608-3448) is an o-ring in Federal Supply Class 5331, O-Rings. 6 manufacturer part numbers from 5 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)
G
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC G: the government has a complete data package and the rights to use it. 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 |
|---|---|
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | O-RING |
| MATERIAL MATT | RUBBER FLUOROCARBON CLASS FPM |
| CENTER HOLE DIAMETER ADYT | INCHES MINIMUM 1.103 AND INCHES MAXIMUM 1.115 |
| END ITEM IDENTIFICATION AGAV | VALVE ANGLE REL |
| CROSS-SECTIONAL HEIGHT ADVN | INCHES MINIMUM 0.135 AND INCHES MAXIMUM 0.143 |
| HARDNESS RATING CQFM | SHORE DUROMETER A NOMINAL 90.0 |
| OUTSIDE DIAMETER ABHE | INCHES NOMINAL 1.387 |
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 |
|---|---|---|
| AS3581-216 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL |
| AS3581-216 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| D50-0072 ITEM 2 | 5P967 | DANTE VALVE COMPANY |
| D50-0072 ITEM 2 | 65079 | DANCO VALVE COMPANY |
| M83248/2-216 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| SAE-AS3581 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL |
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
$2.4915
Purchases
1
Total spend
$343.83
Sep 14, 2026
Last purchased
2 · 2.0/yr
Purchase records
$687.66
Total demand
$2.4915
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 14, 2026 | 138 | $2.4915 | $343.83 | 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 |
|---|---|---|---|---|
| Sep 14, 2026 | SPE7M226V5295 ↗ | DBR INDUSTRIES, INC. DBA DBR INDUSTRIES INC | — | $343.83 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 1 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
DBR INDUSTRIES, INC. DBA DBR INDUSTRIES INC
last award Sep 2026
DANCO VALVE COMPANY
no award yet
no awards on record
Listed source DANTE VALVE COMPANY
no award yet
no awards on record
Listed source MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
no award yet
no awards on record
Listed source SAE INTERNATIONAL DBA SAE INTERNATIONAL
no award yet
no awards on record
Listed source SOCIETY OF AUTOMOTIVE ENGINEERS INC
no award yet
no awards on record
Listed source DBR INDUSTRIES, INC. DBA DBR INDUSTRIES INC won the only award on record. DBR INDUSTRIES, INC. DBA DBR INDUSTRIES INC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M2-26-T-6359 | Aug 19, 2026 | Aug 31, 2026 | 138 | 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: 2026-10-21.
- Full methodology →
Cite this page
Citation
NSN Explorer. "O-RING." nsnexplorer.com, https://nsnexplorer.com/nsn/5331-01-608-3448/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5331-01-608-3448/