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| 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) | 01-278-8028 (012788028) |
| NCB Code | USA (01) |
| Manufacturer | Ametek Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABRY | Length | 9.000 INCHES NOMINAL |
| APSK | Scale Range | +0.1/+110.0 PERCENT REVOLUTIONS PER MINUTE ALL INDICATORS ALL SCALES |
| ASST | Pointer Type | INDICATING SINGLE POINTER |
| ACYN | Ac Voltage Rating | 5.0 VOLTS NOMINAL |
| BFQN | Display Type | LIQUID CRYSTAL |
| ZZZY | Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY REPAIR PARTS |
| CXCY | Part Name Assigned By Controlling Agency | N2 TACHOMETER INDICATOR |
| BFQP | Display Digit Quantity | 4 |
| MRC | Decoded Requirement | Clear Text Reply |
| AMNL | Presentation Type | DIAL AND DIGITAL DISPLAY |
| ABMZ | Diameter | 1.930 INCHES MINIMUM AND 1.940 INCHES MAXIMUM |
| ACYR | Dc Voltage Rating | 24.0 VOLTS NOMINAL |
| FEAT | Special Features | INDICATES ENGINE FAN SPEED; VACUUM SEALED 2 IN. CAN ASSEMBLY; WEIGHT NOT TO EXCEED 2.5LBS; WHITE LIGHTED; DIGITAL DISPLAY NOT REQUIRED TO FUNCTION AFTER AN EMP EVENT, DAIL AND POINTER ARE REQUIRED TO FUNTION;AFT95 |
| SUPP | Supplementary Features | TECH ORDER1C-135(K)R-4-4 FIG 2; PART OF THE PILOT/COPILOT FORWARD PANEL P/N 458-50046-508 AND -513 |
| ABWG | Scale Division Quantity | 23 SINGLE INDICATOR SINGLE SCALE |
| ASKN | Individual Marking | N2 % RPM; GREEN BAND 89 TO 95%; RED RADIAL MARKING AT 105% |
| AFRA | Contact Quantity | 10 |
| ASKX | Electrical Connection Quantity | 1 |
| ACDC | Current Type | AC/DC |
| AGAV | End Item Identification | KC135R |
| ASKZ | Electrical Connection Identifying Number | TO MATE WITH MS27484T12F98S |
| CRTL | Criticality Code Justification | FEAT |
| Relevant Components for NSN - 6620-01-278-8028, 6620012788028 | ||||
| 6625-00-930-9204 (6625009309204) | 6680-01-128-6274 (6680011286274) | 6625-01-125-5983 (6625011255983) | 6625-01-101-6594 (6625011016594) | |
| 6605-01-619-5277 (6605016195277) | 6625-01-301-1791 (6625013011791) | 6625-01-359-6626 (6625013596626) | 6650-01-090-4971 (6650010904971) | |
| 6625-00-437-3682 (6625004373682) | 6695-01-485-4034 (6695014854034) | 6685-01-483-3906 (6685014833906) | 6650-01-464-4970 (6650014644970) | |
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