The Tachometer,mechanical,fixed Moun, cataloged under National Stock Number 6680-01-242-7348, is classified within Federal Supply Class 6680 (Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Stewart-Warner Corporation. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Tachometer,mechanical,fixed Moun |
| FSC / FSG | 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments (FSG 66) |
| Manufacturers | Stewart-Warner Corporation (CAGE 57733); Termomeccanica Pompe S.p.a. (CAGE A2683) |
| Parameter | Value |
|---|---|
| NSN | 6680-01-242-7348 |
| Primary Part Number | 82621 |
| Item Name | Tachometer,mechanical,fixed Moun |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Stewart-Warner Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 82621 PRIMARY | Stewart-Warner Corporation (USA) |
| 0053080002 | Termomeccanica Pompe S.p.a. (ITA) |
| Reference | Meaning |
|---|---|
| 13228E1260-136 | D/9 Drawing number reference only U.S. Government activity |
| 00530.80002 | 5/9 Secondary reference Termomeccanica Pompe S.p.a. |
NSN 6680-01-242-7348 is a Tachometer,mechanical,fixed Moun, manufactured by Stewart-Warner Corporation, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-242-7348 has 2 manufacturer part numbers on file: 82621 (Stewart-Warner Corporation), 0053080002 (Termomeccanica Pompe S.p.a.).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-267-6879, 5340-01-441-3836. Verify interchangeability with system specifications before substitution.
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.