The Gear,bevel, cataloged under National Stock Number 3020-01-337-7405, 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 Rulyn Inc. Government technical data includes 17 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-337-7405 |
| Primary Part Number | C-4-00-007 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Rulyn Inc |
| Status | ACTIVE |
| Bore Nominal Diameter | 5.251 INCHES BOTH ENDS IN |
| Teeth Quantity | 53 |
| Body Style | PLAIN, SOLID |
| Pitch Angle | 76.2166 DEGREES |
| Bore Style | PLAIN BOTH ENDS |
| Mounting Hole Type and Quantity | 6 PLAIN AXIALLY THROUGH BODY FIRST END |
| Mounting Hole Nominal Diameter | 0.339 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Teeth Type | STRAIGHT |
| Nominal Overall Length | 0.915 INCHES IN |
| Style Designator | SIDE FACE, HUBLESS |
| Pitch Diameter | 8.8330 INCHES NOMINAL IN |
| Nominal Outside Diameter | 8.000 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | IRON OVERALL |
| Attachment Method | MOUNTING HOLE |
| Body Recess Nominal Depth | 0.438 INCHES FIRST END IN |
| Face Nominal Width | 0.875 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 |
|---|---|
| B4-00-800 PIECE 13 | Rulyn Inc (USA) |
| C-4-00-007 PRIMARY | Rulyn Inc (USA) |
NSN 3020-01-337-7405 is a Gear,bevel, manufactured by Rulyn Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-337-7405 has 2 manufacturer part numbers on file: B4-00-800 PIECE 13 (Rulyn Inc), C-4-00-007 (Rulyn Inc).
Key specifications for C-4-00-007: Bore Nominal Diameter: 5.251 INCHES BOTH ENDS IN; Teeth Quantity: 53; Body Style: PLAIN, SOLID; Pitch Angle: 76.2166 DEGREES. 17 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.