# NSN 3120-01-322-3578: Bearing, Sleeve

NSN 3120-01-322-3578 (also written 3120013223578; NIIN 01-322-3578) is a bearing, sleeve in Federal Supply Class 3120, Bearings, Plain, Unmounted. 5 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 3120-01-322-3578 (3120013223578)
- NIIN: 01-322-3578 (013223578)
- 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 B: must be bought from the sources named on a source control or selected item drawing. (observed 2026-10-23)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHP | OVERALL LENGTH | INCHES MINIMUM 0.3270 AND INCHES MAXIMUM 0.3420 |
| ADAR | BODY OUTSIDE DIAMETER | INCHES MINIMUM 0.5633 AND INCHES MAXIMUM 0.5639 |
| ADAS | BODY INSIDE DIAMETER | INCHES MINIMUM 0.4270 AND INCHES MAXIMUM 0.4290 |
| AEPR | FLANGE OUTSIDE DIAMETER | INCHES MINIMUM 0.8450 AND INCHES MAXIMUM 0.8650 |
| AGFF | FLANGE WIDTH | INCHES MINIMUM 0.0570 AND INCHES MAXIMUM 0.0620 |
| BZLX | CORNER SHAPE | INSIDE RIGHT CORNER CHAMFERED |
| BZLX | CORNER SHAPE | LEFT FLANGE OUTSIDE RIGHT CORNER SQUARE |
| BZLX | CORNER SHAPE | OUTSIDE RIGHT CORNER SQUARE |
| BZLX | CORNER SHAPE | OUTSIDE LEFT CORNER SQUARE |
| BZLX | CORNER SHAPE | INSIDE LEFT CORNER SQUARE |
| BZLX | CORNER SHAPE | LEFT FLANGE BODY CORNER UNDERCUT |
| CQFM | HARDNESS RATING | OUTSIDE DIAMETER SURFACE OF BODY ROCKWELL C MINIMUM 28.0 AND ROCKWELL C MAXIMUM 37.0 |
| CSYM | SURFACE FINISH | OUTSIDE DIAMETER SURFACE OF BODY MICROINCHES 63.0 |
| CSYM | SURFACE FINISH | OUTSIDE DIAMETER SURFACE OF FLANGE MICROINCHES 16.0 |
| MATT | MATERIAL | OUTER LAYER STEEL COMP 630 |
| MATT | MATERIAL | INNER LAYER PLASTIC POLYTETRAFLUOROETHYLENE AND PLASTIC POLYAMIDE NYLON AND PLASTIC PHENOLIC |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OUTER LAYER ASSN STD SINGLE MATERIAL RESPONSE A-S 5643 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | INNER LAYER MIL SPEC SINGLE MATERIAL RESPONSE -IL-B-81934 |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 04A061-07-028 | 1W025 | NORTHROP GRUMMAN SYSTEMS CORP DBA NORTHROP GRUMMAN COMPUTING SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 04A061-07-028 | 50632 | KAMATICS CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 04A061-07-028 | 70854 | SCHAEFFLER AEROSPACE USA CORP DIV SCHAEFFLER AEROSPACE USA CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| BJBN07FC-028 | 70854 | SCHAEFFLER AEROSPACE USA CORP DIV SCHAEFFLER AEROSPACE USA CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| KPD328-07-028 | 50632 | KAMATICS CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-14 | [SPE4A626P0P04](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120013223578) | BEARING, SLEEVE | MECHATRONICS, INC DBA NATIONAL PRECISION BEARING | $5,880.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3120013223578&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120013223578
- 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/3120-01-322-3578/
JSON: https://nsnexplorer.com/api/nsn/3120-01-322-3578.json