# NSN 5325-01-127-0955: Ring, Retaining

NSN 5325-01-127-0955 (also written 5325011270955; NIIN 01-127-0955) is a ring, retaining in Federal Supply Class 5325, Fastening Devices. 3 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5325-01-127-0955 (5325011270955)
- NIIN: 01-127-0955 (011270955)
- Item name: RING,RETAINING
- Federal Supply Class: [FSC 5325 Fastening Devices](https://nsnexplorer.com/fsc/5325/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC L: annual buy value is below the screening threshold. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| AARX | INSIDE DIAMETER | INCHES MINIMUM 1.320 AND INCHES MAXIMUM 1.335 |
| AASG | CASEHARDENING INDICATOR | NOT CASE-HARDENED |
| ABKV | OUTSIDE DIAMETER | INCHES MINIMUM 1.496 AND INCHES MAXIMUM 1.511 |
| ABMC | MAJOR THICKNESS | INCHES MINIMUM 0.0235 AND INCHES MAXIMUM 0.0265 |
| ACXD | RING STYLE | — |
| ALBY | USAGE DESIGN | INTERNAL |
| AWQD | STRENGTH RATING | POUNDS PER SQUARE INCH (PSI) MINIMUM TENSILE 221000.0 |
| MATT | MATERIAL | STEEL COMP 1070 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 1ST MATERIAL RESPONSE FED STD 66, CO- 1070 AND FED STD 2ND MATERIAL RESPONSE FED STD 66, CO- 1072 AND FED STD 3RD MATERIAL RESPONSE FED STD 66, CO- 1074 AND FED STD 4TH MATERIAL RESPONSE FED STD 66, CO- 1075 AND FED STD 5TH MATERIAL RESPONSE FED STD 66, CO- 1078 AND FED STD 6TH MATERIAL RESPONSE FED STD 66, CO- 1080 AND FED STD 7TH MATERIAL RESPONSE FED STD 66, CO- 1084 AND FED STD 8TH MATERIAL RESPONSE FED STD 66, CO- 1085 AND FED STD 9TH MATERIAL RESPONSE FED STD 66, CO- 1086 AND FED STD 10TH MATERIAL RESPONSE FED STD 66, CO- 1090 |
| SFTT | SURFACE TREATMENT | PHOSPHATE ZINC |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DEF STAN/SPEC SINGLE TREATMENT RESPONSE DOD--16232, TYE Z, CLASS 2 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| UR-143-L | 80756 | SPIROLOX INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| VH-143-PS | 51814 | SMALLEY STEEL RING CO. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| VH-143-PS | 80756 | SPIROLOX INC | [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=5325011270955&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5325011270955
- 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/5325-01-127-0955/
JSON: https://nsnexplorer.com/api/nsn/5325-01-127-0955.json