Acquisition method (AMC)
1
FSC 3110 × BEARING,BALL,AIRFRAME
BEARING,BALL,AIRFRAME
3110-01-031-0808 FSC 3110
NSN 3110-01-031-0808 (also written 3110010310808; NIIN 01-031-0808) is a bearing, ball, airframe in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 7 manufacturer part numbers from 4 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)
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 |
|---|---|
| BORE DIAMETER ABXV | INCHES MINIMUM 2.0615 AND INCHES MAXIMUM 2.0635 |
| OVERALL OUTSIDE DIAMETER ADGA | INCHES MINIMUM 2.6243 AND INCHES MAXIMUM 2.6250 |
| OUTER RING WIDTH AGVT | INCHES MINIMUM 0.2450 AND INCHES MAXIMUM 0.2500 |
| INNER RING WIDTH AGVU | INCHES MINIMUM 0.2785 AND INCHES MAXIMUM 0.2810 |
| SEAL QUANTITY AGYJ | 2 |
| BEARING SEAL TYPE AGYW | CONTACT |
| LOAD DIRECTION AGZC | RADIAL |
| SPECIAL FEATURES FEAT | 0.0001 IN. MIN 0.0005 IN. MAX RADIAL CLEARANCE |
| LUBRICATION MATERIAL LBMA | GREASE |
| LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION LMDC | MIL SPEC SINGLE MATERIAL RESPONSE -IL-G-81322 |
| MATERIAL MATT | SEAL GLASS FIBER AND PLASTIC POLYTETRAFLUOROETHYLENE |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | ALL EXTERNAL/EXPOSED METAL SURFACES FED SPEC SINGLE MATERIAL RESPONSE QQ--416,TY 1,CL 2 QQ--416 |
| SURFACE TREATMENT SFTT | ALL EXTERNAL/EXPOSED METAL SURFACES CADMIUM |
| 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 |
|---|---|---|
| MB545DD | 21335 | TIMKEN CO DIV THE TIMKEN COMPANY |
| MB545DDAXXXX | 21335 | TIMKEN CO DIV THE TIMKEN COMPANY |
| MB545DDFS428 | 21335 | TIMKEN CO DIV THE TIMKEN COMPANY |
| MB545DDFS464 | 21335 | TIMKEN CO DIV THE TIMKEN COMPANY |
| MS27646-45 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL |
| MS27646-45 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| MS27646-45 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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
$2,280
Total demand
$2,280
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 | SPE4A626PX954 ↗ | AVIARMS SUPPORT CORP | — | $2,280 |
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
AVIARMS SUPPORT CORP
last award Aug 2026
MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
no award yet
no awards on record
Listed source SAE INTERNATIONAL DBA SAE INTERNATIONAL
no award yet
no awards on record
Listed source SOCIETY OF AUTOMOTIVE ENGINEERS INC
no award yet
no awards on record
Listed source TIMKEN CO DIV THE TIMKEN COMPANY
no award yet
no awards on record
Listed source AVIARMS SUPPORT CORP won the only award on record. AVIARMS SUPPORT CORP 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. "BEARING,BALL,AIRFRAME." nsnexplorer.com, https://nsnexplorer.com/nsn/3110-01-031-0808/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/3110-01-031-0808/