The Gear,bevel, cataloged under National Stock Number 3020-00-288-2966, 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 Astec Industries Inc Div Astec Ind.. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-288-2966 |
| Primary Part Number | C18-284 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Astec Industries Inc Div Astec Ind. |
| Status | ACTIVE |
| Keyway Nominal Width | 0.3745 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 1.4390 INCHES BOTH ENDS IN |
| Teeth Quantity | 13 |
| Body Style | PLAIN, SOLID |
| Pitch Angle | 26.5665 DEGREES |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Teeth Type | STRAIGHT |
| Hardness Rating | 57.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Overall Length | 1.3725 INCHES IN |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 3.2500 INCHES NOMINAL IN |
| Nominal Outside Diameter | 3.6090 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.8205 INCHES BOTH ENDS IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 2317 OVERALL |
| Face Nominal Width | 1.2500 INCHES 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 |
|---|---|
| C18-284 PRIMARY | Astec Industries Inc Div Astec Ind. (USA) |
| Reference | Meaning |
|---|---|
| C18-284 | 5/9 Secondary reference Barber-Greene Co |
| C18-284 | C/1 Advisory reference — outside the item-of-supply concept Minnpar, Llc Dba Minnpar |
NSN 3020-00-288-2966 is a Gear,bevel, manufactured by Astec Industries Inc Div Astec Ind., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-288-2966 has 1 manufacturer part number on file: C18-284 (Astec Industries Inc Div Astec Ind.).
Key specifications for C18-284: Keyway Nominal Width: 0.3745 INCHES BOTH ENDS IN; Bore Nominal Diameter: 1.4390 INCHES BOTH ENDS IN; Teeth Quantity: 13; Body Style: PLAIN, SOLID. 16 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.