The Gear,spur, cataloged under National Stock Number 3020-01-273-1380, 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 Calgon Carbon Uv Technologies Llc Dba Hyde Marine. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3020-01-273-1380 |
| Primary Part Number | 950517 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Calgon Carbon Uv Technologies Llc Dba Hyde Marine |
| Status | ACTIVE |
| Body Style | PLAIN, SOLID |
| Bore Style | PLAIN BOTH ENDS |
| Style Designator | HUBLESS |
| Material Document and Classification | ASTM A148-60,GR105-85 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 950517 PRIMARY | Calgon Carbon Uv Technologies Llc Dba Hyde Marine (USA) |
| 21112 SEQUENCE 60 | Calgon Carbon Uv Technologies Llc Dba Hyde Marine (USA) |
| Reference | Meaning |
|---|---|
| 21112 | D/9 Drawing number reference only Calgon Carbon Uv Technologies Llc Dba Hyde Marine |
NSN 3020-01-273-1380 is a Gear,spur, manufactured by Calgon Carbon Uv Technologies Llc Dba Hyde Marine, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-273-1380 has 2 manufacturer part numbers on file: 950517 (Calgon Carbon Uv Technologies Llc Dba Hyde Marine), 21112 SEQUENCE 60 (Calgon Carbon Uv Technologies Llc Dba Hyde Marine).
1 possible match (shared part number, not a government interchangeability claim): 7690-01-694-2386. Verify interchangeability with system specifications before substitution.
Key specifications for 950517: Body Style: PLAIN, SOLID; Bore Style: PLAIN BOTH ENDS; Style Designator: HUBLESS; Material Document and Classification: ASTM A148-60,GR105-85 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 5 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.