Acquisition method (AMC)
1
FSC 5331 × O-RING
O-RING
5331-01-479-0634 FSC 5331
NSN 5331-01-479-0634 (also written 5331014790634; NIIN 01-479-0634) is an o-ring in Federal Supply Class 5331, O-Rings. 5 manufacturer part numbers from 5 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)
R
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. 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 |
|---|---|
| CROSS-SECTIONAL HEIGHT ADVN | INCHES NOMINAL 0.750 |
| CENTER HOLE DIAMETER ADYT | INCHES NOMINAL 0.740 |
| END ITEM IDENTIFICATION AGAV | 3990-01-444-6174 BITUM DISTRIBUTOR; 4210-01-622-0440; 2320-01-652-5218 JOINT LIGHT TACTICAL VEHICLE (JLTV) |
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 |
|---|---|---|
| 1KK498 | 45152 | OSHKOSH CORP |
| 1KK498 | 75Q65 | OSHKOSH DEFENSE LLC |
| 2-018 N0552 | 02697 | PARKER-HANNIFIN CORP DIV O-RING DIVISION |
| 2-018 N0552 | 1NHH8 | CDK MOBILE SYSTEMS INC |
| BCP1244 | 82SX4 | BC TECHNICAL CENTER, LLC DBA BC ENGINEERED PRODUCTS |
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
$2,482.2695
Purchases
1
Total spend
$350,000
Aug 18, 2026
Last purchased
2 · 2.0/yr
Purchase records
$700,000
Total demand
$2,482.2695
Latest unit price
Purchase history
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 18, 2026 | SPE7LX26D61DH ↗ | — | — | $350,000 |
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
CAGE 7DVN2
last award Aug 2026
BC TECHNICAL CENTER, LLC DBA BC ENGINEERED PRODUCTS
no award yet
no awards on record
Listed source CDK MOBILE SYSTEMS INC
no award yet
no awards on record
Listed source OSHKOSH CORP
no award yet
no awards on record
Listed source OSHKOSH DEFENSE LLC
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 the only award on record. CAGE 7DVN2 won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7LX-26-U-9145 | Aug 4, 2026 | Aug 18, 2026 | 141 | 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: 2026-11-03.
- Full methodology →
Cite this page
Citation
NSN Explorer. "O-RING." nsnexplorer.com, https://nsnexplorer.com/nsn/5331-01-479-0634/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5331-01-479-0634/