# NSN 5365-01-228-0895: Spacer, Ring

NSN 5365-01-228-0895 (also written 5365012280895; NIIN 01-228-0895) is a spacer, ring in Federal Supply Class 5365, Bushings, Rings, Shims, and Spacers. 2 manufacturer part numbers from 1 supplier are on record. No purchases are on record yet.

## Identification

- NSN: 5365-01-228-0895 (5365012280895)
- NIIN: 01-228-0895 (012280895)
- Item name: SPACER,RING
- Federal Supply Class: [FSC 5365 Bushings, Rings, Shims, and Spacers](https://nsnexplorer.com/fsc/5365/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AARX | INSIDE DIAMETER | INCHES MINIMUM 2.365 AND INCHES MAXIMUM 2.367 |
| ADUM | OVERALL THICKNESS | INCHES MINIMUM 0.558 AND INCHES MAXIMUM 0.562 |
| CQFM | HARDNESS RATING | ROCKWELL C MINIMUM 33.0 AND ROCKWELL C MAXIMUM 38.0 |
| FEAT | SPECIAL FEATURES | BOTH INSIDE CORNERS ARE CHAMFERED 0.050 IN. DEEP WITH 45 DEGREE ANGLE; FLANGE 0.125 IN. THICK,3.030 IN. DIA; OD LEFT SIDE OF FLANGE 2.650 IN. NOM,OD RIGHT SIDE OF FLANGE 2.684 IN. MIN,2.686 IN. MAX |
| MATT | MATERIAL | STEEL COMP 4130 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL SPEC SINGLE MATERIAL RESPONSE -IL-T-6736 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 70351-08041-101 | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 70351-08041-102 | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP | [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=5365012280895&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5365012280895
- 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/5365-01-228-0895/
JSON: https://nsnexplorer.com/api/nsn/5365-01-228-0895.json