# NSN 5310-01-092-1257: Washer, Recessed

NSN 5310-01-092-1257 (also written 5310010921257; NIIN 01-092-1257) is a washer, recessed in Federal Supply Class 5310, Nuts and Washers. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5310-01-092-1257 (5310010921257)
- NIIN: 01-092-1257 (010921257)
- Item name: WASHER,RECESSED
- Federal Supply Class: [FSC 5310 Nuts and Washers](https://nsnexplorer.com/fsc/5310/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAUB | HOLE DIAMETER | INCHES MINIMUM 0.627 AND INCHES MAXIMUM 0.631 |
| ABKV | OUTSIDE DIAMETER | INCHES MINIMUM 1.256 AND INCHES MAXIMUM 1.266 |
| ABPX | MATERIAL THICKNESS | INCHES MINIMUM 0.212 AND INCHES MAXIMUM 0.226 |
| CQFM | HARDNESS RATING | ROCKWELL C MINIMUM 38.0 AND ROCKWELL C MAXIMUM 43.0 |
| CQJW | TOP RECESS DIAMETER | INCHES MINIMUM 0.775 AND INCHES MAXIMUM 0.785 |
| CRKG | BOTTOM RECESS ANGLE | DEGREES NOMINAL 90.0 |
| CRSD | TOP RECESS ANGLE | DEGREES NOMINAL 90.0 |
| CSML | BOTTOM RECESS DIAMETER | INCHES MINIMUM 0.775 AND INCHES MAXIMUM 0.785 |
| MATT | MATERIAL | OVERALL STEEL COMP 4130 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-6758 OR MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-18729 |
| SFTT | SURFACE TREATMENT | OVERALL CADMIUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 2,CL 2 |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| MS14155-10 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS14155-10 | 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/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310010921257&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310010921257
- 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/5310-01-092-1257/
JSON: https://nsnexplorer.com/api/nsn/5310-01-092-1257.json