# NSN 5325-00-421-4945: Ring, Retaining

NSN 5325-00-421-4945 (also written 5325004214945; NIIN 00-421-4945) is a ring, retaining in Federal Supply Class 5325, Fastening Devices. 12 manufacturer part numbers from 7 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5325-00-421-4945 (5325004214945)
- NIIN: 00-421-4945 (004214945)
- 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 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 |
| --- | --- | --- |
| ABMC | MAJOR THICKNESS | INCHES MINIMUM 0.040 AND INCHES MAXIMUM 0.044 |
| ALBY | USAGE DESIGN | EXTERNAL |
| SFTT | SURFACE TREATMENT | PASSIVATE |
| ACXD | RING STYLE | — |
| MATT | MATERIAL | STEEL COMP 632 |
| ALME | MATERIAL HARDNESS RATING | ROCKWELL C MINIMUM 44.0 AND ROCKWELL C MAXIMUM 51.0 |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| AARX | INSIDE DIAMETER | INCHES MINIMUM 0.915 AND INCHES MAXIMUM 0.930 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASSN STD SINGLE MATERIAL RESPONSE A-S 5520 |
| AASG | CASEHARDENING INDICATOR | NOT CASE-HARDENED |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1408-100-AS | 54963 | SEEGER INC ANDERTON-UNITED PRODUCTS DIV | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4100-100-SS2 | 07382 | ROTOR CLIP COMPANY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4100-100-SS2 | 97464 | TRUARC CO LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 51000062CSTB | 07382 | ROTOR CLIP COMPANY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 51000062CSTB | 79136 | TRUARC COMPANY LLC DBA WALDES TRUARC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5108-100-H | 79136 | TRUARC COMPANY LLC DBA WALDES TRUARC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 51080100HSTB | 3SCY7 | TRUARC COMPANY LLC DBA WALDES TRUARC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 940.61.09.218 | S4080 | PILATUS AIRCRAFT LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS16626-4098 | 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/) |
| MS16626-4100 | 07382 | ROTOR CLIP COMPANY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS16626-4100 | 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/) |
| SHI-100-SS2 | 07382 | ROTOR CLIP COMPANY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-16 | $1.52 | 6,343 | AERO-GLEN INTERNATIONAL LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5325004214945) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-16 | [SPE4A626V370V](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5325004214945) | RING, RETAINING | AERO-GLEN INTERNATIONAL LLC | $9,641.36 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5325004214945&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5325004214945
- 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/5325-00-421-4945/
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