The Gear,spur, cataloged under National Stock Number 3020-00-307-7523, 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 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3020-00-307-7523 |
| Primary Part Number | RA5647 |
| 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 |
| Furnished Items and Quantity | 1 EXTERNALLY LUBRICATED BEARING |
| Bore Nominal Diameter | 0.2498 INCHES BOTH ENDS IN |
| Bore Style | PLAIN BOTH ENDS |
| Tooth Form | STANDARD |
| 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 |
|---|---|
| RA5647 PRIMARY | Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc (USA) |
| 3041165 | Hf Group Inc Dba Hf Group Inc (USA) |
| Reference | Meaning |
|---|---|
| RA5647 | 5/9 Secondary reference Kilgore Flares Company Llc |
| RA5647 | 5/9 Secondary reference U.S. Government activity |
NSN 3020-00-307-7523 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 3020-00-307-7523 has 2 manufacturer part numbers on file: RA5647 (Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc), 3041165 (Hf Group Inc Dba Hf Group Inc).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-590-8263. Verify interchangeability with system specifications before substitution.
Key specifications for RA5647: Furnished Items and Quantity: 1 EXTERNALLY LUBRICATED BEARING; Bore Nominal Diameter: 0.2498 INCHES BOTH ENDS IN; Bore Style: PLAIN BOTH ENDS; Tooth Form: STANDARD. 4 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.