The Gear,helical, cataloged under National Stock Number 3020-00-352-6874, 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 Fwd Seagrave Holdings Lp. Government technical data includes 12 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 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 | 3020-00-352-6874 |
| Primary Part Number | 79319 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Fwd Seagrave Holdings Lp |
| Status | ACTIVE |
| Helix Angle | 22.3167 DEGREES |
| Hub Nominal Diameter | 4.000 INCHES FIRST END IN |
| Teeth Quantity | 36 |
| Body Style | PLAIN, SOLID |
| Tooth Direction | RIGHT |
| Teeth Type | SINGLE HELIX |
| Hardness Rating | 56.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | PROTRUDING HUB |
| Pitch Diameter | 7.2000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Pressure Angle | 20.0000 DEGREES |
| Face Nominal Width | 1.875 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 |
|---|---|
| 79319 PRIMARY | Fwd Seagrave Holdings Lp (USA) |
NSN 3020-00-352-6874 is a Gear,helical, manufactured by Fwd Seagrave Holdings Lp, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-352-6874 has 1 manufacturer part number on file: 79319 (Fwd Seagrave Holdings Lp).
1 possible match (shared part number, not a government interchangeability claim): 5136-01-357-1600. Verify interchangeability with system specifications before substitution.
Key specifications for 79319: Helix Angle: 22.3167 DEGREES; Hub Nominal Diameter: 4.000 INCHES FIRST END IN; Teeth Quantity: 36; Body Style: PLAIN, SOLID. 12 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.