Acquisition method (AMC)
1
FSC 5331 × O-RING
O-RING
5331-00-166-5994 FSC 5331
NSN 5331-00-166-5994 (also written 5331001665994; NIIN 00-166-5994) is an o-ring in Federal Supply Class 5331, O-Rings. 20 manufacturer part numbers from 12 suppliers are on record. No purchases are on record yet.
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)
T
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC T: handled under qualified products list procedures. 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 |
|---|---|
| TEMP RATING ABJH | FAHRENHEIT -65.0 AND FAHRENHEIT 180.0 |
| OUTSIDE DIAMETER ABHE | INCHES NOMINAL 0.495 |
| END ITEM IDENTIFICATION AGAV | MULTIPLE LAUNCH ROCKET SYSTEM (MLRS) |
| ELONGATION PERCENTAGE ANYN | MAXIMUM 200 |
| HARDNESS RATING CQFM | SHORE DUROMETER A NOMINAL 65.0 |
| CRITICALITY CODE JUSTIFICATION CRTL | ZZZW |
| MATERIAL MATT | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| DEPARTURE FROM CITED DOCUMENT ZZZW | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D MIL-STD-1330D |
| CENTER HOLE DIAMETER ADYT | INCHES MINIMUM 0.346 AND INCHES MAXIMUM 0.356 |
| CROSS-SECTIONAL HEIGHT ADVN | INCHES MINIMUM 0.069 AND INCHES MAXIMUM 0.075 |
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 |
|---|---|---|
| 5331PL0804795 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| 5331PL2083851 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| MS29512-04 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL |
| MS29512-04 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| MS29512-04 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| MS29512-04 | A0126 | LEONARDO SPA HELICOPTERS DIVISION - PRODUCTION SITE |
| MS29512-04CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
| MS29512-04CP | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL |
| MS29512-04CP | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| MS29512-4 | 05CK7 | WINTEC LLC |
| MS29512-4 | 09790 | EATON AEROSPACE LLC DBA STERER ENGINEERING DIV VALVE & ACTUATOR |
| MS29512-4 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| MS29512-4 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| MS29512-4 | U0J60 | ONTIC ENGINEERING & MANUFACTURING UK LIMITED DIV ONTIC ENGINEERING AND MANUFACTURING UK LIMITED |
| MS29512-4CP | 05CK7 | WINTEC LLC |
| MS29512/004 | 77308 | PARCO, LLC |
| PP056B5-904 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
| SAE-AS29512 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL |
| SRB4PD702-6A | F0229 | LE JOINT FRANCAIS |
| SRB4SR822A60 | F0229 | LE JOINT FRANCAIS |
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
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Purchases
0
Total spend
—
—
Last purchased
—
Purchase records
—
Total demand
—
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.
No related contract actions on record.
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.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7L1-27-T-1831 | Oct 21, 2026 | Nov 2, 2026 | 2,835 | 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 23, 2026.
- Contract action totals: USAspending, context only.
- Full methodology →
Cite this page
Citation
NSN Explorer. "O-RING." nsnexplorer.com, https://nsnexplorer.com/nsn/5331-00-166-5994/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5331-00-166-5994/