The Guard,mechanical Drive, cataloged under National Stock Number 3020-00-920-8624, 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 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3020-00-920-8624 |
| Primary Part Number | 194162 |
| Item Name | Guard,mechanical Drive |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Telemechanics Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 194162 PRIMARY | Telemechanics Inc (USA) |
| Reference | Meaning |
|---|---|
| 194162 | 5/9 Secondary reference American Telephone and Telegraph Co |
| 194162 | 5/9 Secondary reference Daytel Mfg Inc |
NSN 3020-00-920-8624 is a Guard,mechanical Drive, manufactured by Telemechanics Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-920-8624 has 1 manufacturer part number on file: 194162 (Telemechanics Inc).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-439-2158. Verify interchangeability with system specifications before substitution.
Key specifications for 194162: Overall Height: 0.437 INCHES NOMINAL IN; Overall Length: 1.625 INCHES NOMINAL IN; Overall Width: 1.093 INCHES NOMINAL IN; Special Features: W/ 2 0.188 IN. IDA HOLES;2 0.090 IN. DIA HOLES;2 0.105 IN. DIA HOLES IN. 1 specification is 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.