The Speedometer, cataloged under National Stock Number 6680-01-366-3125, 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 Ametek Inc Dba Ametek Iscd Div Iscd. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Speedometer |
| FSC / FSG | 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments (FSG 66) |
| Manufacturers | Oshkosh Defense Llc (CAGE 75Q65); Ametek Inc Dba Ametek Iscd Div Iscd (CAGE 06046) |
| Parameter | Value |
|---|---|
| NSN | 6680-01-366-3125 |
| Primary Part Number | 580S2-48789 |
| Item Name | Speedometer |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Ametek Inc Dba Ametek Iscd Div Iscd |
| Status | ACTIVE |
| 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 |
|---|---|
| 1723300 | Oshkosh Defense Llc (USA) |
| 580S2-48789 PRIMARY | Ametek Inc Dba Ametek Iscd Div Iscd (USA) |
| Reference | Meaning |
|---|---|
| 1723300 | 7/9 Vendor item drawing reference Oshkosh Corp |
| 238-53697 | D/9 Drawing number reference only Ametek Inc Dba Ametek Iscd Div Iscd |
NSN 6680-01-366-3125 is a Speedometer, manufactured by Ametek Inc Dba Ametek Iscd Div Iscd, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-366-3125 has 2 manufacturer part numbers on file: 1723300 (Oshkosh Defense Llc), 580S2-48789 (Ametek Inc Dba Ametek Iscd Div Iscd).
1 possible match (shared part number, not a government interchangeability claim): 6680-01-369-0591. 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.