# NSN 3110-00-442-9128: Bearing, Ball, Annular

NSN 3110-00-442-9128 (also written 3110004429128; NIIN 00-442-9128) is a bearing, ball, annular in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 7 manufacturer part numbers from 6 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 3110-00-442-9128 (3110004429128)
- NIIN: 00-442-9128 (004429128)
- Item name: BEARING,BALL,ANNULAR
- 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 2026-11-04)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| LBMA | LUBRICATION MATERIAL | GREASE |
| AGYJ | SEAL QUANTITY | 2 |
| AGZC | LOAD DIRECTION | RADIAL |
| MATT | MATERIAL | INNER RING STEEL |
| MATT | MATERIAL | OUTER RING STEEL |
| LMDC | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MFR REF SINGLE MATERIAL RESPONSE ANDOK C,FSC- 29700 |
| MATT | MATERIAL | SEAL RUBBER SYNTHETIC |
| STYL | STYLE DESIGNATOR | — |
| ABMK | OVERALL WIDTH | INCHES NOMINAL 0.3543 |
| ABXV | BORE DIAMETER | INCHES NOMINAL 0.3937 |
| MATT | MATERIAL | RETAINER STEEL |
| AGZD | BORE SHAPE | STRAIGHT |
| CBBL | FEATURES PROVIDED | SNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE |
| CTFZ | STANDARD TOLERANCE DESIGNATION | ABEC NO.1 |
| AGYK | SHIELD QUANTITY | 1 |
| ADGA | OVERALL OUTSIDE DIAMETER | INCHES NOMINAL 1.1811 |
| AGYE | SURFACE FINISH | GROUND |
| MATT | MATERIAL | BALL STEEL |
| AGYW | BEARING SEAL TYPE | CONTACT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| AH40675 | 3NPS1 | RBC AIRCRAFT PRODUCTS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AH40675 | 60380 | TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| C5A27515 | 07484 | ACCURATE BUSHING COMPANY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| C5A27515 | 3NPS1 | RBC AIRCRAFT PRODUCTS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| C5A27515 | 78567 | SPECO CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| C5A27515 | 89120 | STEEL PRODUCTS CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| C5A27515 | 98752 | WARNER ROBINS AIR LOGISTICS CENTER | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-18 | [SPE4A622D5962/SPE4A626F354Z](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110004429128) | BEARING, BALL, ANNULA | RBC AIRCRAFT PRODUCTS, INC. | $26,780.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3110004429128&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110004429128
- 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/3110-00-442-9128/
JSON: https://nsnexplorer.com/api/nsn/3110-00-442-9128.json