Acquisition method (AMC)
1
FSC 3120 × BEARING,SLEEVE
BEARING,SLEEVE
3120-01-321-8778 FSC 3120
NSN 3120-01-321-8778 (also written 3120013218778; NIIN 01-321-8778) is a bearing, sleeve in Federal Supply Class 3120, Bearings, Plain, Unmounted. 2 manufacturer part numbers from 2 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)
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.
Dimensioned drawing
Generated from the federal catalog's dimensional data for this NSN — reference only, not a manufacturing drawing.
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 |
|---|---|
| OVERALL LENGTH ABHP | INCHES MINIMUM 0.5600 AND INCHES MAXIMUM 0.6000 |
| BODY OUTSIDE DIAMETER ADAR | INCHES MINIMUM 0.6235 AND INCHES MAXIMUM 0.6245 |
| BODY INSIDE DIAMETER ADAS | INCHES MINIMUM 0.4395 AND INCHES MAXIMUM 0.4405 |
| FLANGE OUTSIDE DIAMETER AEPR | INCHES MINIMUM 0.9600 AND INCHES MAXIMUM 1.0000 |
| FLANGE WIDTH AGFF | INCHES MINIMUM 0.0600 AND INCHES MAXIMUM 0.0650 |
| CORNER SHAPE BZLX | ALL CORNERS SQUARE |
| MATERIAL MATT | OVERALL COPPER ALLOY 841 OR COPPER ALLOY |
| MATERIAL MATT | LUBRICATION OIL LUBRICATING |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL MIL SPEC 1ST MATERIAL RESPONSE -IL-B-5687,TYE 1,GRADE 1&JDC-IL-B-5687,TYE 1,GRADE 2 |
| STYLE DESIGNATOR STYL | — |
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 |
|---|---|---|
| 5544163-1 | 05606 | GENERAL DYNAMICS-OTS, INC. DIV ORDNANCE AND TACTICAL SYSTEMS |
| 5544163-1 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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
—
—
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 | |
|---|---|---|---|---|---|
| SPE4A6-26-Q-1309 | Aug 10, 2026 | Aug 21, 2026 | 69 | 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.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BEARING,SLEEVE." nsnexplorer.com, https://nsnexplorer.com/nsn/3120-01-321-8778/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/3120-01-321-8778/