Acquisition method (AMC)
1
FSC 3120 × BUSHING,SLEEVE
BUSHING,SLEEVE
3120-01-283-9921 FSC 3120
NSN 3120-01-283-9921 (also written 3120012839921; NIIN 01-283-9921) is a bushing, sleeve in Federal Supply Class 3120, Bearings, Plain, Unmounted. 3 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 |
|---|---|
| HOLE DIAMETER AAUB | FIRST INCHES NOMINAL 0.3750 |
| OVERALL LENGTH ABHP | INCHES NOMINAL 6.0000 |
| BODY OUTSIDE DIAMETER ADAR | INCHES NOMINAL 6.1120 |
| BODY INSIDE DIAMETER ADAS | INCHES MINIMUM 5.2550 AND INCHES MAXIMUM 5.2570 |
| FLANGE OUTSIDE DIAMETER AEPR | INCHES MINIMUM 6.9400 AND INCHES MAXIMUM 6.9540 |
| FLANGE WIDTH AGFF | INCHES MINIMUM 0.4950 AND INCHES MAXIMUM 0.4980 |
| LUBRICANT ACCOMMODATION STYLE AGKH | — |
| CORNER SHAPE BZLX | ALL CORNERS SQUARE |
| SURFACE FINISH CSYM | INSIDE DIAMETER SURFACE OF BODY MICROINCHES 32.0 |
| SURFACE FINISH CSYM | OUTSIDE DIAMETER SURFACE OF FLANGE MICROINCHES 63.0 |
| SURFACE FINISH CSYM | OUTSIDE DIAMETER SURFACE OF BODY MICROINCHES 63.0 |
| ANTIROTATION/LUBRICATION TYPE AND QUANTITY CTJM | HOLE 4 |
| SURFACE GROOVE LOCATION AND QUANTITY CTMQ | EXTERNAL 2 |
| SPECIAL FEATURES FEAT | FOUR HOLES 0.3750 DP EQL SPACED 90 DEG COUNTERSUNK TO .21 DIA 10-24 UNC-2B 5/16 MIN FULL THD DEPTH |
| MATERIAL MATT | OVERALL COPPER ALLOY 903 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-C-390,TYE 3 QQ-C-390 |
| 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 |
|---|---|---|
| 2010-147 PART 13 | 43689 | HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING |
| 518-4496071 PART 13 | 43689 | HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING |
| 518-4496071 PART 13 | 80064 | NAVAL SHIP 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 | |
|---|---|---|---|---|---|
| SPE4A6-27-T-7437 | Oct 29, 2026 | Nov 5, 2026 | 4 | 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 Nov 1, 2026.
- Contract action totals: USAspending, context only.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BUSHING,SLEEVE." nsnexplorer.com, https://nsnexplorer.com/nsn/3120-01-283-9921/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/3120-01-283-9921/