The Speedometer, cataloged under National Stock Number 6680-01-554-4738, 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. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-554-4738 |
| Primary Part Number | 00041423 REV K |
| 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 |
| Head Type | ELECTRICAL |
| 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 |
|---|---|
| 00041423 REV K PRIMARY | Ametek Inc Dba Ametek Iscd Div Iscd (USA) |
| 12480921 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 00041423 REV J | 5/9 Secondary reference Ametek Inc Dba Ametek Iscd Div Iscd |
| 12480921 | 5/9 Secondary reference Am General Llc |
| 12480921 | 5/9 Secondary reference Ametek Inc Dba Ametek Iscd Div Iscd |
NSN 6680-01-554-4738 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 6680-01-554-4738 has 2 manufacturer part numbers on file: 00041423 REV K (Ametek Inc Dba Ametek Iscd Div Iscd), 12480921 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 00041423 REV K: Head Type: ELECTRICAL; Part Name Assigned by Controlling Agency: SPEEDOMETER,ELECTRONIC; End Item Identification: HMMWV. 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.