Acquisition method (AMC)
3
FSC 3110 × BEARING,BALL,AIRFRAME
BEARING,BALL,AIRFRAME
3110-00-180-6561 FSC 3110
NSN 3110-00-180-6561 (also written 3110001806561; NIIN 00-180-6561) is a bearing, ball, airframe in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 6 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Oct 2026.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
C
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC C: needs engineering source approval; other sources must qualify first. 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 |
|---|---|
| SELF-ALIGNMENT LOCATION AHAW | INTERNAL |
| SEAL QUANTITY AGYJ | 2 |
| BEARING SEAL TYPE AGYW | CONTACT |
| OVERALL OUTSIDE DIAMETER ADGA | INCHES MINIMUM 0.9010 AND INCHES MAXIMUM 0.9014 |
| OUTER RING WIDTH AGVT | INCHES NOMINAL 0.4640 |
| MATERIAL MATT | BALL STEEL |
| MATERIAL MATT | SEAL RUBBER SYNTHETIC |
| SURFACE TREATMENT SFTT | ALL EXTERNAL/EXPOSED METAL SURFACES CADMIUM |
| STYLE DESIGNATOR STYL | — |
| MATERIAL MATT | INNER RING STEEL |
| MATERIAL MATT | OUTER RING STEEL |
| ALIGNMENT TYPE AGZA | SELF-ALIGNING |
| LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION LMDC | MIL SPEC SINGLE MATERIAL RESPONSE -IL-G-23827 |
| LOAD DIRECTION AGZC | RADIAL |
| BORE DIAMETER ABXV | INCHES MINIMUM 0.2497 AND INCHES MAXIMUM 0.2500 |
| INNER RING WIDTH AGVU | INCHES MINIMUM 0.6845 AND INCHES MAXIMUM 0.6870 |
| SPECIAL FEATURES FEAT | 10 DEG SELF-ALIGNMENT IN EITHER DIRECTION,40 TO 50 PCT FULL OF SPECIFIED LUBRICANT,0.440 IN. OZ MAX STARTING TORQUE |
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 |
|---|---|---|
| 38950-00912-101 | 3NPS1 | RBC AIRCRAFT PRODUCTS, INC. |
| 38950-00912-101 | 73134 | ROLLER BEARING COMPANY OF AMERICA, INC. |
| 38950-00912-101 | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP |
| MDSP4A1173 | 21335 | TIMKEN CO DIV THE TIMKEN COMPANY |
| MDSP4A1173 | 3NPS1 | RBC AIRCRAFT PRODUCTS, INC. |
| MSDP4 A1173 | 21335 | TIMKEN CO DIV THE TIMKEN COMPANY |
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
—
Oct 20, 2026
Last purchased
1 · 1.0/yr
Purchase records
$13,467
Total demand
$13,467
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 |
|---|---|---|---|---|
| Oct 20, 2026 | SPE4A223D0002/SPE4A227F0249 ↗ | MECHATRONICS, INC DBA NATIONAL PRECISION BEARING | — | $13,467 |
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
MECHATRONICS, INC DBA NATIONAL PRECISION BEARING
last award Oct 2026
RBC AIRCRAFT PRODUCTS, INC.
no award yet
no awards on record
Listed source ROLLER BEARING COMPANY OF AMERICA, INC.
no award yet
no awards on record
Listed source SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP
no award yet
no awards on record
Listed source TIMKEN CO DIV THE TIMKEN COMPANY
no award yet
no awards on record
Listed source MECHATRONICS, INC DBA NATIONAL PRECISION BEARING won the only award on record. MECHATRONICS, INC DBA NATIONAL PRECISION BEARING 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 23, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-21.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BEARING,BALL,AIRFRAME." nsnexplorer.com, https://nsnexplorer.com/nsn/3110-00-180-6561/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/3110-00-180-6561/