# NSN 5325-00-257-3625: Ring, Retaining

NSN 5325-00-257-3625 (also written 5325002573625; NIIN 00-257-3625) is a ring, retaining in Federal Supply Class 5325, Fastening Devices. 5 manufacturer part numbers from 5 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5325-00-257-3625 (5325002573625)
- NIIN: 00-257-3625 (002573625)
- 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 Q: the government lacks adequate data or rights, but breakout to competition is expected. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ALBY | USAGE DESIGN | INTERNAL |
| ABKV | OUTSIDE DIAMETER | INCHES MINIMUM 1.559 AND INCHES MAXIMUM 1.572 |
| 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 |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |
| AWQD | STRENGTH RATING | POUNDS PER SQUARE INCH (PSI) MINIMUM TENSILE 211000.0 |
| 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 1070 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090 |
| AARX | INSIDE DIAMETER | INCHES MINIMUM 1.323 AND INCHES MAXIMUM 1.336 |
| ABMC | MAJOR THICKNESS | INCHES MINIMUM 0.048 AND INCHES MAXIMUM 0.052 |
| ACXD | RING STYLE | — |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| AASG | CASEHARDENING INDICATOR | NOT CASE-HARDENED |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 23867R1 | 55820 | RTX CORPORATION DIV PRATT & WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6RRN145 | 18075 | DOCKSON CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| RRN-145 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| RRN145 | 51814 | SMALLEY STEEL RING CO. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| RRN145 | 80756 | SPIROLOX INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-17 | [SPE4A626D61PK/SPE4A626F461U](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5325002573625) | RING, RETAINING | — | $60.67 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5325002573625&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5325002573625
- 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/5325-00-257-3625/
JSON: https://nsnexplorer.com/api/nsn/5325-00-257-3625.json