The Gear,spur, cataloged under National Stock Number 3020-00-293-4842, 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 Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-293-4842 |
| Primary Part Number | RB5633 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc |
| Status | ACTIVE |
| Teeth Quantity | 39 |
| Body Style | PLAIN, WITH LIGHTENING HOLES |
| Bore Style | FLATTED SIDES BOTH ENDS |
| Mounting Hole Type and Quantity | 2 PLAIN AXIALLY THROUGH BODY FIRST END |
| Mounting Hole Nominal Diameter | 0.125 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Style Designator | HUBLESS |
| Pitch Diameter | 2.1670 INCHES NOMINAL IN |
| Tooth Form | STUB |
| Nominal Outside Diameter | 2.250 INCHES IN |
| Nominal Radius | 0.187 INCHES BOTH ENDS IN |
| Surface Treatment | OXIDE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Bolt Hole Circle Nominal Diameter | 0.480 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.120 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 |
|---|---|
| RB5633 PRIMARY | Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc (USA) |
| 2041206 | Hf Group Inc Dba Hf Group Inc (USA) |
| Reference | Meaning |
|---|---|
| RB5633 | 5/9 Secondary reference U.S. Government activity |
| RB5633 | 5/9 Secondary reference Kilgore Flares Company Llc |
NSN 3020-00-293-4842 is a Gear,spur, manufactured by Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-293-4842 has 2 manufacturer part numbers on file: RB5633 (Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc), 2041206 (Hf Group Inc Dba Hf Group Inc).
Key specifications for RB5633: Teeth Quantity: 39; Body Style: PLAIN, WITH LIGHTENING HOLES; Bore Style: FLATTED SIDES BOTH ENDS; Mounting Hole Type and Quantity: 2 PLAIN AXIALLY THROUGH BODY FIRST END. 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.