The Ring Assy, cataloged under National Stock Number 2030-00-346-3231, is classified within Federal Supply Class 2030 (Deck Machinery) of the Ship and Marine Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Ring Assy |
| FSC / FSG | 2030 — Deck Machinery (FSG 20) |
| Manufacturers | Lockheed Martin Corporation Div Rms - Mitchel Field (CAGE 56232) |
| Parameter | Value |
|---|---|
| NSN | 2030-00-346-3231 |
| Primary Part Number | 89558 |
| Item Name | Ring Assy |
| FSC / FSG | 2030 / 20 — Deck Machinery |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 89558 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 2030-00-346-3231 is a Ring Assy, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 2030, Deck Machinery. Status: active.
NSN 2030-00-346-3231 has 1 manufacturer part number on file: 89558 (Lockheed Martin Corporation Div Rms - Mitchel Field).
1 possible match (shared part number, not a government interchangeability claim): 6640-01-301-2666. 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.
NSN 2030-00-346-3231 has DEMIL Code B. 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.