The Sprocket Wheel, cataloged under National Stock Number 3020-00-127-2189, 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 Telemechanics Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3020-00-127-2189 |
| Primary Part Number | 86920 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Telemechanics Inc |
| Status | ACTIVE |
| Design Form | PLAIN |
| Outside Diameter | 0.750 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 11 |
| Bore Diameter | 0.188 INCHES NOMINAL IN |
| Material | STEEL |
| 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 |
|---|---|
| 86920 PRIMARY | Telemechanics Inc (USA) |
| Reference | Meaning |
|---|---|
| 86920 | 5/9 Secondary reference At and T Corp |
| 86920 | 5/9 Secondary reference American Telephone and Telegraph Co |
NSN 3020-00-127-2189 is a Sprocket Wheel, manufactured by Telemechanics Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-127-2189 has 1 manufacturer part number on file: 86920 (Telemechanics Inc).
1 possible match (shared part number, not a government interchangeability claim): 5945-01-170-9968. Verify interchangeability with system specifications before substitution.
Key specifications for 86920: Design Form: PLAIN; Outside Diameter: 0.750 INCHES NOMINAL IN; Overall Length: 0.188 INCHES NOMINAL IN; Bore Type: STRAIGHT. 7 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.