The Gear,spur, cataloged under National Stock Number 3020-01-322-1002, 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 Naval Sea Systems Command. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-01-322-1002 |
| Primary Part Number | 5190299 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Keyway Nominal Width | 0.375 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 1.625 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 2.620 INCHES FIRST END IN |
| Teeth Quantity | 83 |
| Surface Treatment Document and Classification | MIL-P-16232,TYPE M,CLASS 2 MIL SPEC ALL TREATMENT RESPONSES OVERALL |
| Body Style | WEBBED, WITH LIGHTENING HOLES |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.625 INCHES FIRST END IN |
| Hardness Rating | 55.0 ROCKWELL C MINIMUM AND 58.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | ONE PROTRUDING HUB, ONE FLUSH HUB |
| Pitch Diameter | 6.9167 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 7.062 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 1.312 INCHES BOTH ENDS IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 8620 OVERALL |
| Face Nominal Width | 0.500 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 |
|---|---|
| 5190299 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 3020PL0962620 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 5190299 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-01-322-1002 is a Gear,spur, manufactured by Naval Sea Systems Command, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-322-1002 has 1 manufacturer part number on file: 5190299 (Naval Sea Systems Command).
Key specifications for 5190299: Keyway Nominal Width: 0.375 INCHES BOTH ENDS IN; Bore Nominal Diameter: 1.625 INCHES BOTH ENDS IN; Hub Nominal Diameter: 2.620 INCHES FIRST END IN; Teeth Quantity: 83. 18 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.