The Gear,spur, cataloged under National Stock Number 3020-00-416-0108, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Bmt Aerospace Usa, Inc.. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 3020-00-416-0108 |
| Primary Part Number | 6850824 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Bmt Aerospace Usa, Inc. |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.506 INCHES BOTH ENDS IN |
| Backlash Designation | GRADE A |
| Teeth Quantity | 8 |
| Body Style | PLAIN, SOLID |
| Bore Style | PLAIN BOTH ENDS |
| Hardness Rating | 58.0 ROCKWELL C NOMINAL TEETH |
| Style Designator | HUBLESS |
| Material Document and Classification | AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.0000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Nominal Outside Diameter | 1.246 INCHES IN |
| Pressure Angle | 25.0000 DEGREES |
| Material | STEEL COMP E9310 OVERALL |
| Face Nominal Width | 1.375 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 6850824 | Precision Gear Industries Llc (USA) |
| 6850824 | Chardam Gear Company, Inc. (USA) |
| 6850824 PRIMARY | Bmt Aerospace Usa, Inc. (USA) |
| 6850824 PRIMARY | Rolls-Royce Corporation (USA) |
| 6850824 PRIMARY | Heligear Canada Acquisition Corporation (CAN) |
| 6850824 PRIMARY | Arrow Gear Llc (USA) |
| 6850824 PRIMARY | Equitable Engineering Company Inc. (USA) |
| Reference | Meaning |
|---|---|
| 6850824 | 3/2 Design control — primary reference U.S. Government activity |
| 6850824 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 3020-00-416-0108 is a Gear,spur, manufactured by Bmt Aerospace Usa, Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-416-0108 has 7 manufacturer part numbers on file: 6850824 (Precision Gear Industries Llc), 6850824 (Chardam Gear Company, Inc.), 6850824 (Bmt Aerospace Usa, Inc.), 6850824 (Rolls-Royce Corporation), 6850824 (Heligear Canada Acquisition Corporation) and 2 more.
1 possible match (shared part number, not a government interchangeability claim): 5998-01-482-4685. Verify interchangeability with system specifications before substitution.
Key specifications for 6850824: Bore Nominal Diameter: 0.506 INCHES BOTH ENDS IN; Backlash Designation: GRADE A; Teeth Quantity: 8; Body Style: PLAIN, SOLID. 14 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.
NSN 3020-00-416-0108 has DEMIL Code Q. 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.