The Gear,spur, cataloged under National Stock Number 3020-01-379-4643, 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 Flowserve Corp Dba Automax Actuators Div Flowserve Us Company. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3020-01-379-4643 |
| Primary Part Number | 01-435-0397-4 ITEM 0099 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company |
| Status | ACTIVE |
| Material | STEEL COMP 4140 OR STEEL COMP 4142 OR STEEL COMP 41L40 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 |
|---|---|
| 01-435-0397-4 ITEM 0099 PRIMARY | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company (USA) |
| 61-514-0132-2 PRIMARY | Flowserve Corp Dba Automax Actuators Div Flowserve Us Company (USA) |
| Reference | Meaning |
|---|---|
| 01-435-0397-4 | D/9 Drawing number reference only Flowserve Corp Dba Automax Actuators Div Flowserve Us Company |
NSN 3020-01-379-4643 is a Gear,spur, manufactured by Flowserve Corp Dba Automax Actuators Div Flowserve Us Company, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-379-4643 has 2 manufacturer part numbers on file: 01-435-0397-4 ITEM 0099 (Flowserve Corp Dba Automax Actuators Div Flowserve Us Company), 61-514-0132-2 (Flowserve Corp Dba Automax Actuators Div Flowserve Us Company).
1 possible match (shared part number, not a government interchangeability claim): 4810-01-379-5035. Verify interchangeability with system specifications before substitution.
Key specifications for 01-435-0397-4 ITEM 0099: End Item Identification: LIMITORQUE VALVE ACTUATOR 01-435-0397-4; Material: STEEL COMP 4140 OR STEEL COMP 4142 OR STEEL COMP 41L40 OVERALL. 1 specification is 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.