# NSN 4320-01-004-6493: Ring, Wearing

NSN 4320-01-004-6493 (also written 4320010046493; NIIN 01-004-6493) is a ring, wearing in Federal Supply Class 4320, Power and Hand Pumps. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4320-01-004-6493 (4320010046493)
- NIIN: 01-004-6493 (010046493)
- Item name: RING,WEARING
- Federal Supply Class: [FSC 4320 Power and Hand Pumps](https://nsnexplorer.com/fsc/4320/)
- Federal Supply Group: [FSG 43](https://nsnexplorer.com/group/43/)
- Acquisition method suffix code: AMSC L: annual buy value is below the screening threshold. (observed 2026-10-27)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAQL | BODY STYLE | — |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 0.620 |
| ADAR | BODY OUTSIDE DIAMETER | INCHES NOMINAL 4.000 |
| ADAS | BODY INSIDE DIAMETER | INCHES NOMINAL 3.750 |
| AJFM | END TO FLANGE DISTANCE | INCHES NOMINAL 0.375 |
| AYRJ | CENTER FLANGE THICKNESS | INCHES NOMINAL 0.281 |
| AYRK | SMALLEST EXTERNAL ANCHOR FLANGE RADIUS | INCHES NOMINAL 1.875 |
| AYRL | LARGEST EXTERNAL ANCHOR FLANGE RADIUS | INCHES NOMINAL 2.000 |
| AYRM | DISTANCE BELOW CENTERLINE | INCHES NOMINAL 0.300 |
| BZLX | CORNER SHAPE | ALL CORNERS SQUARE |
| MATT | MATERIAL | COPPER ALLOY |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 132370 | 0UBG9 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 132370 | 1W383 | TOOLEX, INC DBA TOOLEX INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-03 | [SPE7M126V7619](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320010046493) | RING, WEARING | TOOLEX, INC DBA TOOLEX INC | $6,075.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4320010046493&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320010046493
- 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/4320-01-004-6493/
JSON: https://nsnexplorer.com/api/nsn/4320-01-004-6493.json