# NSN 3110-01-643-7558: Ball, Bearing

NSN 3110-01-643-7558 (also written 3110016437558; NIIN 01-643-7558) is a ball, bearing in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Sep 2026.

## Identification

- NSN: 3110-01-643-7558 (3110016437558)
- NIIN: 01-643-7558 (016437558)
- Item name: BALL,BEARING
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-10-27)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MATT | MATERIAL | BALL STEEL |
| AGWH | ROLLING ELEMENT DIAMETER | INCHES MINIMUM 0.623 AND INCHES MAXIMUM 0.627 |
| AGAV | END ITEM IDENTIFICATION | 2350-01-305-0028 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | BALL |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 11583026 | 1NUW7 | US ARMY BENET LABORATORIES RDAR-WSB-O | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-03 | [SPE4A626PY513](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110016437558) | BALL, BEARING | POLYTECH DEFENSE SPARES LLC | $3,937.37 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3110016437558&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110016437558
- 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/3110-01-643-7558/
JSON: https://nsnexplorer.com/api/nsn/3110-01-643-7558.json