| Item Name | Tachometer Mechanic |
| Federal Supply Group (FSG) | Instruments and Laboratory Equipment |
| Federal Supply Class (FSC) | 6680 Liquid And Gas Flow Liquid Level And Mechanical Motion Measuring Instruments |
| National Item Identification Number (NIIN) | 00-494-7495 (004947495) |
| NCB Code | USA (00) |
| Manufacturer | Caterpillar Inc, Stewart Warner Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABFY | Overall Depth | 3.460 INCHES NOMINAL |
| APSJ | Scale Quantity | 1 |
| ASTK | Dial Illumination | PROVIDED |
| ASSS | Pointer Color | BLACK AND WHITE |
| ADAV | Overall Diameter | 3.770 INCHES NOMINAL |
| ANBG | Operating Range | +0.0/+4000.0 REVOLUTIONS PER MINUTE |
| AWAG | Scale Smallest Increment | 100.0 REVOLUTIONS PER MINUTE |
| AAYX | Drive Connection Type | SQUARE |
| MRC | Decoded Requirement | Clear Text Reply |
| ADTV | Case Material | ZINC |
| AQKC | Dial Quantity | 1 |
| AAXX | Mounting Type | PANEL |
| BGPC | Pointer Movement Direction | CLOCKWISE |
| BGPG | Totalizing Mechanism | NOT PROVIDED |
| AQPT | Minor Graduation Color | BLACK |
| BGNZ | Scale Finish | ANY ACCEPTABLE |
| BGPJ | Ahead-Astern Semaphore | NOT PROVIDED |
| BGPQ | Scale Measurement Unit | REVOLUTIONS PER MINUTE |
| ANSZ | Scale Measurement Range | 0 |
| ARCG | Dial Background Color | WHITE |
| AHGJ | Mounting Feature Type | FLUSH |
| ANRX | Case Shape | ROUND |
| BGPD | Driven Speed To Indicated Speed Minimum Ratio | 1 TO 2 |
| ASPC | Pointer Quantity | 1 |
| AEWY | Lamp Type | INCANDESCENT |
| AQPS | Major Graduation Color | BLACK |
| ASPD | Pointer Finish | ANY ACCEPTABLE |
| APQB | Unit Type | ANY ACCEPTABLE |
| Relevant Components for NSN - 6680-00-494-7495, 6680004947495 | ||||
| 6625-01-554-2550 (6625015542550) | 6680-01-057-6351 (6680010576351) | 6685-01-448-2701 (6685014482701) | 6680-01-423-6378 (6680014236378) | |
| 6625-00-076-4600 (6625000764600) | 6625-01-484-5170 (6625014845170) | 6685-01-417-9116 (6685014179116) | 6670-01-102-5410 (6670011025410) | |
| 6680-01-026-3494 (6680010263494) | 6625-01-366-3836 (6625013663836) | 6625-01-481-0733 (6625014810733) | 6605-00-146-0236 (6605001460236) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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