# NSN 3110-00-409-9945: Bearing, Ball, Airframe

NSN 3110-00-409-9945 (also written 3110004099945; NIIN 00-409-9945) is a bearing, ball, airframe in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 7 manufacturer part numbers from 5 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 3110-00-409-9945 (3110004099945)
- NIIN: 00-409-9945 (004099945)
- Item name: BEARING,BALL,AIRFRAME
- Federal Supply Class: [FSC 3110 Bearings, Antifriction, Unmounted](https://nsnexplorer.com/fsc/3110/)
- Federal Supply Group: [FSG 31](https://nsnexplorer.com/group/31/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-23)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGVU | INNER RING WIDTH | INCHES MINIMUM 0.3700 AND INCHES MAXIMUM 0.3750 |
| LMDC | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL SPEC SINGLE MATERIAL RESPONSE -IL-G-23827 |
| AGYK | SHIELD QUANTITY | 2 |
| AGZC | LOAD DIRECTION | RADIAL |
| MATT | MATERIAL | OVERALL STEEL CORROSION RESISTING |
| ADGA | OVERALL OUTSIDE DIAMETER | INCHES MINIMUM 3.2494 AND INCHES MAXIMUM 3.2500 |
| ABXV | BORE DIAMETER | INCHES MINIMUM 2.5622 AND INCHES MAXIMUM 2.5626 |
| STYL | STYLE DESIGNATOR | — |
| AGVT | OUTER RING WIDTH | INCHES MINIMUM 0.3070 AND INCHES MAXIMUM 0.3120 |
| FEAT | SPECIAL FEATURES | INTEGRAL SHIELDS,0.0005-0.0015 IN. RADIAL CLEARANCE,FRATURED OUTER RING WITH 2 HOLDING RINGS,FULL BALL COMPLIMENT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 370222-10 | 3B150 | RAYTHEON COMPANY DBA RAYTHEON CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 370222-10 | 40920 | MPB CORP DIV TIMKEN SUPER PRECISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 370222-10 | 49956 | RAYTHEON COMPANY DIV CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 370222-10 | 54X10 | RAYTHEON COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3TWF41-52U | 40920 | MPB CORP DIV TIMKEN SUPER PRECISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3TWF41-52U | 78118 | MPB CORPORATION DBA MPB CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4152BIE | 40920 | MPB CORP DIV TIMKEN SUPER PRECISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-15 | [SPE4A625P4649](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110004099945) | BEARING, BALL, AIRFRAME | MPB CORP DIV TIMKEN SUPER PRECISION | $14,052.30 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3110004099945&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110004099945
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/3110-00-409-9945/
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