The Gear Sector,spur, cataloged under National Stock Number 3020-01-441-3987, 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 Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3020-01-441-3987 |
| Primary Part Number | N1943 |
| Item Name | Gear Sector,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division |
| Status | ACTIVE |
| Material Document and Classification | QQ-N-286, COND H-1150 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material | NICKEL ALLOY 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 |
|---|---|
| 895-1355 ITEM 1 | Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division (USA) |
| N1943 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division (USA) |
| Reference | Meaning |
|---|---|
| 895-1355 | D/9 Drawing number reference only Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division |
NSN 3020-01-441-3987 is a Gear Sector,spur, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-441-3987 has 2 manufacturer part numbers on file: 895-1355 ITEM 1 (Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division), N1943 (Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division).
1 possible match (shared part number, not a government interchangeability claim): 4810-01-442-3735. Verify interchangeability with system specifications before substitution.
Key specifications for N1943: Material Document and Classification: QQ-N-286, COND H-1150 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; End Item Identification: ACTUATOR,HYDRAULIC, PARKER-HANNIFIN, MODEL HP-895E3M; W/S LOS ANGELES CLASS SSN (668); Material: NICKEL ALLOY OVERALL. 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.