The Gear Cluster, cataloged under National Stock Number 3020-01-119-2289, 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 General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-119-2289 |
| Primary Part Number | 132D1698 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.662 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 3.260 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| Design Type | SPUR SECOND GEAR |
| Design Type | SPUR FIRST GEAR |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Hardness Rating | 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Overall Length | 0.720 INCHES IN |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Hub Style Designator | PLAIN BETWEEN FIRST AND SECOND GEAR |
| Spline Quantity | 19 BOTH ENDS |
| Hub Nominal Length | 0.170 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| Nominal Outside Diameter | 3.7980 INCHES SECOND GEAR IN |
| Nominal Outside Diameter | 4.4600 INCHES FIRST GEAR IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Material | STEEL COMP 4140 OVERALL |
| Spline Pitch Diameter | 0.5938 INCHES NOMINAL BOTH ENDS IN |
| Construction | SOLID |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 132D1698 PRIMARY | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA) |
| Reference | Meaning |
|---|---|
| 10106646 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 3020-01-119-2289 is a Gear Cluster, manufactured by General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-119-2289 has 1 manufacturer part number on file: 132D1698 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems).
Key specifications for 132D1698: Bore Nominal Diameter: 0.662 INCHES BOTH ENDS IN; Hub Nominal Diameter: 3.260 INCHES BETWEEN FIRST AND SECOND GEAR IN; Design Type: SPUR SECOND GEAR; Design Type: SPUR FIRST GEAR. 17 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.
NSN 3020-01-119-2289 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.