The Ratchet Wheel, cataloged under National Stock Number 3020-01-161-6404, 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 Insinger Machine Co. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-161-6404 |
| Primary Part Number | D-1036-180-20 |
| Item Name | Ratchet Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Insinger Machine Co |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.877 INCHES IN |
| Teeth Quantity | 7 |
| Outside Diameter | 6.000 INCHES NOMINAL IN |
| Material | IRON CAST |
| 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 |
|---|---|
| D-1036-180-20 PRIMARY | Insinger Machine Co (USA) |
| D-1036-8 PRIMARY | Insinger Machine Co (USA) |
| Reference | Meaning |
|---|---|
| D-1036 | 5/9 Secondary reference Insinger Machine Co |
NSN 3020-01-161-6404 is a Ratchet Wheel, manufactured by Insinger Machine Co, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-161-6404 has 2 manufacturer part numbers on file: D-1036-180-20 (Insinger Machine Co), D-1036-8 (Insinger Machine Co).
Key specifications for D-1036-180-20: Bore Nominal Diameter: 0.877 INCHES IN; Teeth Quantity: 7; Outside Diameter: 6.000 INCHES NOMINAL IN; Overall Length: 1.250 INCHES NOMINAL IN. 4 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.