The Ring,wearing, cataloged under National Stock Number 4320-01-237-6229, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Oberdorfer Foundries Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-237-6229 |
| Primary Part Number | 807901 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Oberdorfer Foundries Inc |
| Status | ACTIVE |
| Corner Shape | CHAMFERED ALL CORNERS |
| Material | COPPER ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 807901 PRIMARY | Oberdorfer Foundries Inc (USA) |
| Reference | Meaning |
|---|---|
| A5863 | 5/9 Secondary reference Oberdorfer Foundries Inc |
NSN 4320-01-237-6229 is a Ring,wearing, manufactured by Oberdorfer Foundries Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-237-6229 has 1 manufacturer part number on file: 807901 (Oberdorfer Foundries Inc).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-369-1373. Verify interchangeability with system specifications before substitution.
Key specifications for 807901: Corner Shape: CHAMFERED ALL CORNERS; Material: COPPER ALLOY. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.