The Gear,spur, cataloged under National Stock Number 3020-01-128-4261, 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 Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-128-4261 |
| Primary Part Number | 2047510-1 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| Hub Spline Quantity | 12 FIRST END |
| Teeth Quantity | 21 |
| Body Style | PLAIN, SOLID |
| Nominal Distance Between Body Face and Protruding Hub End | 0.478 INCHES FIRST END IN |
| Hardness Rating | 90.5 ROCKWELL SUPERFICIAL 15-N NOMINAL OVERALL |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | AMS6427 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 0.6563 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | EXTERNALLY SPLINED, INVOLUTE SPLINES FIRST END |
| Nominal Outside Diameter | 0.728 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL UNS K23080 OVERALL |
| Hub Spline Pitch Diameter | 0.3750 INCHES NOMINAL FIRST END IN |
| Face Nominal Width | 0.409 INCHES IN |
| 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 |
|---|---|
| 2047510-1 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| Reference | Meaning |
|---|---|
| 2047510 | D/9 Drawing number reference only Honeywell International Inc. Div Aerospace - Torrance |
| 10106675 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 3020-01-128-4261 is a Gear,spur, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-128-4261 has 1 manufacturer part number on file: 2047510-1 (Honeywell International Inc. Div Aerospace - Torrance).
Key specifications for 2047510-1: Hub Spline Quantity: 12 FIRST END; Teeth Quantity: 21; Body Style: PLAIN, SOLID; Nominal Distance Between Body Face and Protruding Hub End: 0.478 INCHES FIRST END IN. 15 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.