The Ring,valve, cataloged under National Stock Number 4820-01-092-8480, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-092-8480 |
| Item Name | Ring,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| General Characteristics Item Description | BRONZE;18.995 IN. OD;13.006 IN. ID;1.617 IN. H IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 209-4788590 ITEM 7 | 5/2 Secondary reference U.S. Government activity |
| 209-4788590 ITE | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 209-4788590 | D/9 Drawing number reference only U.S. Government activity |
| 87553-7825 ITEM 7 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-092-8480 is a Ring,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 4820-01-103-0156, 4820-01-113-7895, 4820-01-156-5888. Verify interchangeability with system specifications before substitution.
Key specifications for 4820-01-092-8480: General Characteristics Item Description: BRONZE;18.995 IN. OD;13.006 IN. ID;1.617 IN. H IN. 1 specification is 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.
NSN 4820-01-092-8480 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.