The Collar,shaft, cataloged under National Stock Number 3040-01-502-8526, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Collar,shaft |
| FSC / FSG | 3040 — Miscellaneous Power Transmission Equipment (FSG 30) |
| Manufacturers | Cleveland Gear Company, Inc. Dba Cleveland Gear Co (CAGE 59958); The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C (CAGE 1QZK3) |
| Parameter | Value |
|---|---|
| NSN | 3040-01-502-8526 |
| Primary Part Number | ZH2251 |
| Item Name | Collar,shaft |
| 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 |
|---|---|
| 030DH2-211 ITEM9 | Cleveland Gear Company, Inc. Dba Cleveland Gear Co (USA) |
| ZH2251 PRIMARY | The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C (USA) |
| Reference | Meaning |
|---|---|
| 030DH2-211 | D/9 Drawing number reference only Cleveland Gear Company, Inc. Dba Cleveland Gear Co |
| ZH2251 | C/1 Advisory reference — outside the item-of-supply concept Cleveland Gear Company, Inc. Dba Cleveland Gear Co |
| ZH221 | 5/9 Secondary reference Cleveland Gear Company, Inc. Dba Cleveland Gear Co |
NSN 3040-01-502-8526 is a Collar,shaft, 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 3040-01-502-8526 has 2 manufacturer part numbers on file: 030DH2-211 ITEM9 (Cleveland Gear Company, Inc. Dba Cleveland Gear Co), ZH2251 (The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C).
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.