The Ratchet Wheel, cataloged under National Stock Number 3020-01-353-7536, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-353-7536 |
| Item Name | Ratchet Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Bore Nominal Diameter | 1.906 INCHES IN |
| Outside Diameter | 6.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 4775356 | D/9 Drawing number reference only U.S. Government activity |
| 28-54-0052A | 5/9 Secondary reference U.S. Government activity |
| 123-4775356 ITEM 21 | 3/2 Design control — primary reference U.S. Government activity |
| 123-4775356 | D/9 Drawing number reference only U.S. Government activity |
NSN 3020-01-353-7536 is a Ratchet Wheel, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 3020-01-353-7537, 2040-01-357-8208. Verify interchangeability with system specifications before substitution.
Key specifications for 3020-01-353-7536: Bore Nominal Diameter: 1.906 INCHES IN; Outside Diameter: 6.500 INCHES NOMINAL IN; Special Features: RH;BRONZE;4.000 IN DIA HUB;2.380 IN LG;2 HOLES 90 DEG CSK TO .350 IN DIA,.312-18UNC-2B IN. 2 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.