The Ring,wearing, cataloged under National Stock Number 4320-01-406-9824, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Velan Valve Corp.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Ring,wearing |
| FSC / FSG | 4320 — Power and Hand Pumps (FSG 43) |
| Manufacturers | Velan Valve Corp. (CAGE 57574) |
| Parameter | Value |
|---|---|
| NSN | 4320-01-406-9824 |
| Primary Part Number | V300-008 PIECE 12 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Velan Valve Corp. |
| Status | ACTIVE |
| 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 |
|---|---|
| V300-008 PIECE 12 | Velan Valve Corp. (USA) |
| Reference | Meaning |
|---|---|
| V300-008 | D/9 Drawing number reference only Velan Valve Corp. |
| 220 | 5/9 Secondary reference U.S. Government activity |
| Q4220-366Y | 3/1 Design control — primary reference Minnesota Rubber Co |
NSN 4320-01-406-9824 is a Ring,wearing, manufactured by Velan Valve Corp., classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-406-9824 has 1 manufacturer part number on file: V300-008 PIECE 12 (Velan Valve Corp.).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-408-1588, 3020-01-413-8912. Verify interchangeability with system specifications before substitution.
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.