The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-338-4820, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Ministry of Defence (navy) Ships Support Agency. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | Coupling,shaft,flexible |
| FSC / FSG | 3010 — Torque Converters and Speed Changers (FSG 30) |
| Manufacturers | Ministry of Defence (navy) Ships Support Agency (CAGE K2516); Abssac Ltd (CAGE U4200); David Brown Gear Systems Limited (CAGE K2182) |
| Parameter | Value |
|---|---|
| NSN | 3010-01-338-4820 |
| Primary Part Number | 002592401-2 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Ministry of Defence (navy) Ships Support Agency |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 002592401-2 | Ministry of Defence (navy) Ships Support Agency (GBR) |
| ACR 112-16-16 | Abssac Ltd (GBR) |
| RW3/840122-2 | David Brown Gear Systems Limited (GBR) |
| RW3/840122 ITEM 2 | David Brown Gear Systems Limited (GBR) |
| 002592401 ITEM 2 | Ministry of Defence (navy) Ships Support Agency (GBR) |
| Reference | Meaning |
|---|---|
| 002592401 | 5/1 Secondary reference Ministry of Defence (navy) Ships Support Agency |
| RW3/840122 | 5/1 Secondary reference David Brown Gear Systems Limited |
| RW3/840122 | 5/9 Secondary reference David Brown Special Products Ltd |
| RW3/840122-2 | 5/9 Secondary reference Brown David Vehicle Products Ltd |
| RW3/840122 | 5/9 Secondary reference Brown David Vehicle Products Ltd |
| RW3/840122-2 | 5/9 Secondary reference David Brown Special Products Ltd |
| ACR-112-16-16 | 3/9 Design control — primary reference Matthew Warren, Inc Div Helical Products |
| ACR 112 | 5/1 Secondary reference Abssac Ltd |
| RW3/840122 ITEM 2 | 5/9 Secondary reference David Brown Special Products Ltd |
| RW3/840122 ITEM 2 | 5/9 Secondary reference Brown David Vehicle Products Ltd |
NSN 3010-01-338-4820 is a Coupling,shaft,flexible, manufactured by Ministry of Defence (navy) Ships Support Agency, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-338-4820 has 5 manufacturer part numbers on file: 002592401-2 (Ministry of Defence (navy) Ships Support Agency), ACR 112-16-16 (Abssac Ltd), RW3/840122-2 (David Brown Gear Systems Limited), RW3/840122 ITEM 2 (David Brown Gear Systems Limited), 002592401 ITEM 2 (Ministry of Defence (navy) Ships Support Agency).
2 possible matches (shared part number, not a government interchangeability claim): 3010-01-338-4821, 3010-01-338-4822. 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.