Acquisition method (AMC)
1
FSC 5331 × O-RING
O-RING
5331-01-099-2557 FSC 5331
NSN 5331-01-099-2557 (also written 5331010992557; NIIN 01-099-2557) is an o-ring in Federal Supply Class 5331, O-Rings. 18 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)
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 |
|---|---|
| OUTSIDE DIAMETER ABHE | INCHES NOMINAL 0.504 |
| TEMP RATING ABJH | FAHRENHEIT -30.0 AND FAHRENHEIT 500.0 |
| CROSS-SECTIONAL HEIGHT ADVN | INCHES MINIMUM 0.067 AND INCHES MAXIMUM 0.073 |
| CENTER HOLE DIAMETER ADYT | INCHES MINIMUM 0.359 AND INCHES MAXIMUM 0.369 |
| HARDNESS RATING CQFM | SHORE DUROMETER A MINIMUM 85.0 AND SHORE DUROMETER A MAXIMUM 95.0 |
| CRITICALITY CODE JUSTIFICATION CRTL | ZZZW |
| MATERIAL MATT | RUBBER FLUOROCARBON CLASS FPM |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | MIL SPEC SINGLE MATERIAL RESPONSE -IL-R-83248 |
| NONDEFINITIVE SPEC/STD DATA ZZZT | TYPE 1 AND CLASS 2 |
| DEPARTURE FROM CITED DOCUMENT ZZZW | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D MIL-STD-1330D |
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 |
|---|---|---|
| 5331PL0899174 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| 63020 ITEM 16 | 99643 | EATON AEROSPACE LLC DBA EATON AEROSPACE JACKSON |
| 63020 ITEM 16CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
| AMS7259-012 | 0KKV2 | FITZHUGH CLIFTON DBA HYPEROX TECHNOLOGIES |
| AS3581-012CP | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL |
| AS3581-012CP | 1K697 | DBR INDUSTRIES, INC. DBA DBR INDUSTRIES INC |
| AS3581-012CP | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| B0387 | K0207 | HALE HAMILTON (VALVES) LTD DIV CAD UXBRIDGE |
| M83248-2-012 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| M83248-2-012CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
| M83248-2-012CP | 1K697 | DBR INDUSTRIES, INC. DBA DBR INDUSTRIES INC |
| M83248/2-012 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
| M83248/2-012CP | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
| PL 7500 ITEM 80 | K0207 | HALE HAMILTON (VALVES) LTD DIV CAD UXBRIDGE |
| PL7455 ITEM 60 | K0207 | HALE HAMILTON (VALVES) LTD DIV CAD UXBRIDGE |
| PL7456 ITEM 60 | K0207 | HALE HAMILTON (VALVES) LTD DIV CAD UXBRIDGE |
| PL7499 ITEM 81 | K0207 | HALE HAMILTON (VALVES) LTD DIV CAD UXBRIDGE |
| 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
—
Purchases
0
Total spend
—
Aug 27, 2026
Last purchased
1 · 1.0/yr
Purchase records
$1,878
Total demand
$1,878
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 27, 2026 | SPE7M426V5390 ↗ | — | — | $1,878 |
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
CAGE TM363
last award Aug 2026
DBR INDUSTRIES, INC. DBA DBR INDUSTRIES INC
no award yet
no awards on record
Listed source EATON AEROSPACE LLC DBA EATON AEROSPACE JACKSON
no award yet
no awards on record
Listed source FITZHUGH CLIFTON DBA HYPEROX TECHNOLOGIES
no award yet
no awards on record
Listed source HALE HAMILTON (VALVES) LTD DIV CAD UXBRIDGE
no award yet
no awards on record
Listed source JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX
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 NAVAL INVENTORY CONTROL POINT MECHANICSBURG
no award yet
no awards on record
Listed source CAGE TM363 won the only award on record. CAGE TM363 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 28, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-28.
- Full methodology →
Cite this page
Citation
NSN Explorer. "O-RING." nsnexplorer.com, https://nsnexplorer.com/nsn/5331-01-099-2557/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5331-01-099-2557/