# NSN 3120-01-238-1898: Bearing, Sleeve

NSN 3120-01-238-1898 (also written 3120012381898; NIIN 01-238-1898) is a bearing, sleeve in Federal Supply Class 3120, Bearings, Plain, Unmounted. 10 manufacturer part numbers from 7 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 3120-01-238-1898 (3120012381898)
- NIIN: 01-238-1898 (012381898)
- 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 T: handled under qualified products list procedures. (observed 2026-10-28)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHP | OVERALL LENGTH | INCHES MINIMUM 0.4225 AND INCHES MAXIMUM 0.4375 |
| ADAR | BODY OUTSIDE DIAMETER | INCHES MINIMUM 0.6260 AND INCHES MAXIMUM 0.6270 |
| ADAS | BODY INSIDE DIAMETER | INCHES MINIMUM 0.5005 AND INCHES MAXIMUM 0.5015 |
| AEPR | FLANGE OUTSIDE DIAMETER | INCHES MINIMUM 0.9800 AND INCHES MAXIMUM 1.0000 |
| AGFF | FLANGE WIDTH | INCHES MINIMUM 0.0575 AND INCHES MAXIMUM 0.0625 |
| BZLX | CORNER SHAPE | ALL CORNERS SQUARE |
| CSYM | SURFACE FINISH | INSIDE DIAMETER SURFACE OF BODY MICROINCHES 125.0 |
| CSYM | SURFACE FINISH | OUTSIDE DIAMETER SURFACE OF FLANGE MICROINCHES 125.0 |
| CSYM | SURFACE FINISH | RIGHT END SURFACE OF LEFT FLANGE MICROINCHES 125.0 |
| CSYM | SURFACE FINISH | RIGHT END SURFACE OF BODY MICROINCHES 125.0 |
| CSYM | SURFACE FINISH | LEFT END SURFACE OF BODY AND FLANGE MICROINCHES 125.0 |
| CSYM | SURFACE FINISH | OUTSIDE DIAMETER SURFACE OF BODY MICROINCHES 63.0 |
| FEAT | SPECIAL FEATURES | PLASTIC LINER BONDED TO LEFT END SURFACE OF FLANGE |
| MATT | MATERIAL | INNER LAYER PLASTIC POLYURETHANE |
| MATT | MATERIAL | OUTER LAYER ALUMINUM ALLOY 2024 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OUTER LAYER FED SPEC 1ST MATERIAL RESPONSE -IL-A200 TO 3,T8511 OR FED SPEC 2ND MATERIAL RESPONSE QQ-A-225 TO 6,T851 |
| SFTT | SURFACE TREATMENT | OUTER LAYER CHROMATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OUTER LAYER MIL SPEC SINGLE TREATMENT RESPONSE -IL-C-5541 |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 103-0108-012 | 77896 | REXNORD INDUSTRIES, LLC DIV AEROSSPACE BEARING OPERATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ADLF08A12 | 83086 | NEW HAMPSHIRE BALL BEARINGS INC DIV HITECH DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS81934 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS81934 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| KDJ08A012-241 | 97613 | SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M81934/2-08A012 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M81934/2-08A012 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M81934/2-08A012 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MIL-B-81934/2 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS21241-08A012 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-27 | [SPE4A626V197R](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120012381898) | BEARING, SLEEVE | GALAXY DIE AND ENGINEERING, INC. | $1,218.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3120012381898&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120012381898
- 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/3120-01-238-1898/
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