The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-603-4648, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Senior Operations Llc Dba Metal Bellows Div Metal Bellows. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 — Torque Converters and Speed Changers (FSG 30) |
| Manufacturers | Senior Operations Llc Dba Metal Bellows Div Metal Bellows (CAGE 07649) |
| Parameter | Value |
|---|---|
| NSN | 3010-01-603-4648 |
| Primary Part Number | 84490-1 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Senior Operations Llc Dba Metal Bellows Div Metal Bellows |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 84490-1 PRIMARY | Senior Operations Llc Dba Metal Bellows Div Metal Bellows (USA) |
| Reference | Meaning |
|---|---|
| 3010PL1990154 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| S161T102-5 | 5/2 Secondary reference U.S. Government activity |
NSN 3010-01-603-4648 is a Coupling,shaft,rigid, manufactured by Senior Operations Llc Dba Metal Bellows Div Metal Bellows, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-603-4648 has 1 manufacturer part number on file: 84490-1 (Senior Operations Llc Dba Metal Bellows Div Metal Bellows).
1 possible match (shared part number, not a government interchangeability claim): 3010-01-670-1644. 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 3010-01-603-4648 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.