The Gear Set,bevel,matched, cataloged under National Stock Number 3020-01-449-2240, 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 Velan Valve Corp.. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-449-2240 |
| Primary Part Number | 9500-106-527 |
| Item Name | Gear Set,bevel,matched |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Velan Valve Corp. |
| Status | ACTIVE |
| End Item Source | 57574 |
| End Item Name | BEVEL GEAR OPERATOR ASSEMBLY |
| 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 |
|---|---|
| 9500-029 VT20 ITEM4 & 5 | Velan Valve Corp. (USA) |
| 9500-106-527 PRIMARY | Velan Valve Corp. (USA) |
| Reference | Meaning |
|---|---|
| 9500-029 | D/9 Drawing number reference only Velan Valve Corp. |
NSN 3020-01-449-2240 is a Gear Set,bevel,matched, manufactured by Velan Valve Corp., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-449-2240 has 2 manufacturer part numbers on file: 9500-029 VT20 ITEM4 & 5 (Velan Valve Corp.), 9500-106-527 (Velan Valve Corp.).
4 possible matches (shared part number, not a government interchangeability claim): 4820-01-469-5573, 3020-01-469-5586, 3020-01-469-5678. Verify interchangeability with system specifications before substitution.
Key specifications for 9500-106-527: End Item Source: 57574; End Item Name: BEVEL GEAR OPERATOR ASSEMBLY; End Item Identification: MODELS VT20, VT30, VT40, VT50, VT60 AND VT70. 2 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.