The Gear,spur, cataloged under National Stock Number 3020-00-404-2853, 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 Caterpillar Inc Div Caterpillar Defense. Government technical data includes 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-404-2853 |
| Primary Part Number | 3S8800 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Teeth Quantity | 25 |
| Body Style | PLAIN, SOLID |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Hardness Rating | 3.6 BRINELL STANDARD MINIMUM AND 3.9 BRINELL STANDARD MAXIMUM OVERALL |
| Style Designator | HUBLESS |
| Tooth Form | STANDARD |
| Nominal Outside Diameter | 4.560 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Face Nominal Width | 0.520 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 |
|---|---|
| 3S8800 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 3020-00-404-2853 is a Gear,spur, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-404-2853 has 1 manufacturer part number on file: 3S8800 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 3S8800: Teeth Quantity: 25; Body Style: PLAIN, SOLID; Bore Style: W/ KEYWAY BOTH ENDS; Hardness Rating: 3.6 BRINELL STANDARD MINIMUM AND 3.9 BRINELL STANDARD MAXIMUM OVERALL. 10 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.