| Item Name | Indicator Electrical Tachometer |
| Federal Supply Group (FSG) | Instruments and Laboratory Equipment |
| Federal Supply Class (FSC) | 6620 Engine Instruments |
| National Item Identification Number (NIIN) | 00-663-4204 (006634204) |
| NCB Code | USA (00) |
| Manufacturer | Ametek Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ASST | Pointer Type | INDICATING SINGLE POINTER |
| FAAZ | Phase | SINGLE |
| ACYN | Ac Voltage Rating | 115.0 VOLTS NOMINAL |
| ACZB | Frequency Rating | 400.0 HERTZ NOMINAL |
| AKSF | Contact Type | PIN |
| ABMZ | Diameter | 3.250 INCHES NOMINAL |
| MRC | Decoded Requirement | Clear Text Reply |
| CXCY | Part Name Assigned By Controlling Agency | ENGINE TACHOMETER |
| APSK | Scale Range | +0.1/+110.0 PERCENT REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE |
| ASKX | Electrical Connection Quantity | 1 |
| AFRA | Contact Quantity | 3 |
| ACDC | Current Type | AC |
| ASKZ | Electrical Connection Identifying Number | AN10066-10SL-3P |
| ASKN | Individual Marking | RPM |
| AMNL | Presentation Type | DIAL |
| ABRY | Length | 4.250 INCHES NOMINAL |
| ASPD | Pointer Finish | LUMINOUS SINGLE POINTER |
| Components Related to NSN - 6620-00-663-4204, 6620006634204 | ||||
| 6625-00-891-9253 (6625008919253) | 6685-01-475-8252 (6685014758252) | 6680-01-332-7026 (6680013327026) | 6650-01-458-7809 (6650014587809) | |
| 6625-01-614-3116 (6625016143116) | 6625-01-177-2183 (6625011772183) | 6640-01-496-0781 (6640014960781) | 6695-01-304-6264 (6695013046264) | |
| 6625-00-598-3389 (6625005983389) | 6680-01-322-4164 (6680013224164) | 6645-01-167-5814 (6645011675814) | 6665-01-455-5786 (6665014555786) | |
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