# NSN 3120-00-555-4971: Bearing, Sleeve

NSN 3120-00-555-4971 (also written 3120005554971; NIIN 00-555-4971) is a bearing, sleeve in Federal Supply Class 3120, Bearings, Plain, Unmounted. 4 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 3120-00-555-4971 (3120005554971)
- NIIN: 00-555-4971 (005554971)
- Item name: BEARING,SLEEVE
- Federal Supply Class: [FSC 3120 Bearings, Plain, Unmounted](https://nsnexplorer.com/fsc/3120/)
- Federal Supply Group: [FSG 31](https://nsnexplorer.com/group/31/)
- Acquisition method suffix code: AMSC P: the government does not own the rights to the data needed for more sources. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MATT | MATERIAL | OVERALL STEEL COMP 4130 |
| BZLX | CORNER SHAPE | INSIDE LEFT CORNER SQUARE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-6758 |
| STYL | STYLE DESIGNATOR | — |
| ADAR | BODY OUTSIDE DIAMETER | INCHES MINIMUM 0.6500 AND INCHES MAXIMUM 0.6700 |
| BZLX | CORNER SHAPE | OUTSIDE LEFT CORNER ROUND |
| BZLX | CORNER SHAPE | INSIDE RIGHT CORNER SQUARE |
| ADAS | BODY INSIDE DIAMETER | INCHES MINIMUM 0.3125 AND INCHES MAXIMUM 0.3135 |
| ABHP | OVERALL LENGTH | INCHES MINIMUM 0.4200 AND INCHES MAXIMUM 0.4250 |
| BZLX | CORNER SHAPE | OUTSIDE RIGHT CORNER ROUND |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 30-2919 | 81205 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 30-2919-1 | 30205 | MERCER PRODUCTS & MANUFACTURING COMPANY DBA MERCER PRODUCTS & MANUFACTURING CO DIV MERCER PRODUCTS & MANUFACTURING | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 30-2919-1 | 81205 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 30-2919-1 | 82918 | THE BOEING COMPANY DIV LEGACY WICHITA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3120005554971&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120005554971
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- 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/3120-00-555-4971/
JSON: https://nsnexplorer.com/api/nsn/3120-00-555-4971.json