# NSN 3110-01-158-7178: Bearing, Ball, Annular

NSN 3110-01-158-7178 (also written 3110011587178; NIIN 01-158-7178) is a bearing, ball, annular in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 8 manufacturer part numbers from 6 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 3110-01-158-7178 (3110011587178)
- NIIN: 01-158-7178 (011587178)
- 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 B: must be bought from the sources named on a source control or selected item drawing. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABMK | OVERALL WIDTH | INCHES MINIMUM 0.6643 AND INCHES MAXIMUM 0.6693 |
| ABXV | BORE DIAMETER | INCHES MINIMUM 0.9838 AND INCHES MAXIMUM 0.9844 |
| ADGA | OVERALL OUTSIDE DIAMETER | INCHES MINIMUM 2.4402 AND INCHES MAXIMUM 2.4411 |
| AGYE | SURFACE FINISH | UNGROUND |
| AGZC | LOAD DIRECTION | RADIAL |
| AGZD | BORE SHAPE | STRAIGHT |
| MATT | MATERIAL | OVERALL STEEL |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 12321729 | 01212 | FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12321729 | 0LTL1 | NTN BEARING CORPORATION OF AMERICA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12321729 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12321729 | 38443 | SKF USA INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12321729 | 52676 | SKF USA INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 305 | 01212 | FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3305X1A | 43334 | GENERAL MOTORS CORP DELCO MORAINE NDH DIV | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MRC305S | 52676 | SKF USA INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-23 | [SPE4A626V384B](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110011587178) | BEARING, BALL, ANNULA | — | $3,489.48 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3110011587178&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110011587178
- 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/3110-01-158-7178/
JSON: https://nsnexplorer.com/api/nsn/3110-01-158-7178.json