The Shaft Assembly,shouldered, cataloged under National Stock Number 3040-01-688-3443, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C. 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 | Shaft Assembly,shouldered |
| FSC / FSG | 3040 — Miscellaneous Power Transmission Equipment (FSG 30) |
| Manufacturers | The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C (CAGE 1QZK3) |
| Parameter | Value |
|---|---|
| NSN | 3040-01-688-3443 |
| Primary Part Number | 314013 |
| Item Name | Shaft Assembly,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C |
| 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 |
|---|---|
| 314013 PRIMARY | The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C (USA) |
NSN 3040-01-688-3443 is a Shaft Assembly,shouldered, manufactured by The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-688-3443 has 1 manufacturer part number on file: 314013 (The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-699-6785. 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.