The Gearshaft,spur, cataloged under National Stock Number 3040-00-654-6661, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Be Aerospace Consumables Management Dba Consumables Solutions Div Consumables Solutions. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-654-6661 |
| Primary Part Number | 40530 |
| Item Name | Gearshaft,spur |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Be Aerospace Consumables Management Dba Consumables Solutions Div Consumables Solutions |
| Status | ACTIVE |
| Shaft Type | SHOULDERED |
| Shaft Material | STEEL |
| Shaft Largest Diameter | 0.220 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN |
| Shaft End Size | 0.223 INCHES IN |
| Teeth Quantity | 8 |
| Diametral Pitch | 64 |
| Gear Outside Diameter | 0.171 INCHES NOMINAL IN |
| Gear Material | STEEL |
| Shaft End Type | PLAIN |
| Gear Location on Shaft | ON END OF SHAFT |
| Pressure Angle | 20.0000 DEGREES |
| Face Width | 0.220 INCHES NOMINAL IN |
| 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 |
|---|---|
| 40530 | Clarke Engineering, Inc. Dba Clarke Gear Co. (USA) |
| 40530 PRIMARY | Be Aerospace Consumables Management Dba Consumables Solutions Div Consumables Solutions (USA) |
| Reference | Meaning |
|---|---|
| 40530 | 5/9 Secondary reference Be Aerospace Consumables Management Dba Aerospace Services Div Consumables Solutions |
| 40530 | 5/2 Secondary reference U.S. Government activity |
| 40530 | 5/9 Secondary reference Honeywell International Inc. Div Aerospace - Torrance |
| 40530 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
NSN 3040-00-654-6661 is a Gearshaft,spur, manufactured by Be Aerospace Consumables Management Dba Consumables Solutions Div Consumables Solutions, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-654-6661 has 2 manufacturer part numbers on file: 40530 (Clarke Engineering, Inc. Dba Clarke Gear Co.), 40530 (Be Aerospace Consumables Management Dba Consumables Solutions Div Consumables Solutions).
7 possible matches (shared part number, not a government interchangeability claim): 6505-00-684-8518, 4310-00-731-6492, 7530-01-063-4940. Verify interchangeability with system specifications before substitution.
Key specifications for 40530: Shaft Type: SHOULDERED; Shaft Material: STEEL; Shaft Largest Diameter: 0.220 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN; Shaft End Size: 0.223 INCHES IN. 12 specifications are documented in the U.S. Government catalog.
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.