# NSN 5325-00-281-3608: Ring, Retaining

NSN 5325-00-281-3608 (also written 5325002813608; NIIN 00-281-3608) is a ring, retaining in Federal Supply Class 5325, Fastening Devices. 6 manufacturer part numbers from 5 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5325-00-281-3608 (5325002813608)
- NIIN: 00-281-3608 (002813608)
- 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 R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-11-01)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| SFTT | SURFACE TREATMENT | ZINC OR CADMIUM OR DICHROMATE |
| ACXD | RING STYLE | — |
| MATT | MATERIAL | STEEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASSN STD SINGLE MATERIAL RESPONSE AST- A576 1060 TO 1074 |
| AWQD | STRENGTH RATING | POUNDS PER SQUARE INCH (PSI) MINIMUM TENSILE 238000.0 |
| ABMC | MAJOR THICKNESS | INCHES MINIMUM 0.106 AND INCHES MAXIMUM 0.112 |
| AARX | INSIDE DIAMETER | INCHES MINIMUM 3.438 AND INCHES MAXIMUM 3.488 |
| AASG | CASEHARDENING INDICATOR | NOT CASE-HARDENED |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| ALBY | USAGE DESIGN | EXTERNAL |
| ALME | MATERIAL HARDNESS RATING | ROCKWELL C MINIMUM 45.0 AND ROCKWELL C MAXIMUM 50.0 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 42R2051-345 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5100-375MD0RZD | 07382 | ROTOR CLIP COMPANY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5100-375MD0RZD | 79136 | TRUARC COMPANY LLC DBA WALDES TRUARC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5100-375ZD | 79136 | TRUARC COMPANY LLC DBA WALDES TRUARC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6763940 | 24617 | GENERAL MOTORS CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6763940 | 73342 | ALLISON TRANSMISSION INC DBA ALLISON TRANSMISSION, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7M2-27-T-0543 | 222 | 2026-11-09 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5325002813608&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5325002813608&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5325002813608
- 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/5325-00-281-3608/
JSON: https://nsnexplorer.com/api/nsn/5325-00-281-3608.json