| Item Name | Ammeter |
| Federal Supply Group (FSG) | Instruments and Laboratory Equipment |
| Federal Supply Class (FSC) | 6625 Electrical and Electronic Properties Measuring and Testing Instruments |
| National Item Identification Number (NIIN) | 00-903-7840 (009037840) |
| NCB Code | USA (00) |
| Manufacturer | Hoyt Electrical Instrument Works, Systron Donner Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 065289 | hoyt electrical instrument works | ammeter | 74542 | RFQ |
| 065289 | systron donner corp | ammeter | 52542 | RFQ |
| 750510 | systron donner corp | ammeter | 52542 | RFQ |
| 750510 | hoyt electrical instrument works | ammeter | 74542 | RFQ |
| B3121 | hoyt electrical instrument works | ammeter | 74542 | RFQ |
| B3121 | systron donner corp | ammeter | 52542 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKW | OVERALL HEIGHT | 2.363 INCHES NOMINAL |
| AMKD | INDICATOR TYPE | DIAL W/POINTER |
| BLKZ | MOUNTING STUD DIAMETER | 0.109 INCHES NOMINAL |
| SFTT | SURFACE TREATMENT | PAINT |
| AAPB | DIELECTRIC WITHSTANDING VOLTAGE IN VOLTS | 3000.0 |
| AACT | CIRCUIT CURRENT FOR WHICH DESIGNED | DC |
| AQEC | MOVEMENT TYPE | MOVING COIL, PERMANENT MAGNET |
| AMQY | INSTALLATION DESIGN | PANEL |
| AQFY | BACKGROUND COLOR | WHITE SINGLE INDICATOR SINGLE RANGE |
| CTQL | MOVEMENT SUSPENSION METHOD | JEWEL PIVOT BASE |
| ZZZV | III FSC APPLICATION DATA | TEST SET,ELECT. EQUIP. |
| APMM | DIAL SCALE MARKING COLOR | BLACK SINGLE INDICATOR SINGLE RANGE |
| APSN | (NON-CORE DATA) PANEL FOR WHICH DESIGNED | MAGNETIC |
| ADZC | ENVIRONMENTAL PROTECTION | AIRTIGHT AND DUST RESISTANT AND FUNGUS RESISTANT AND HEAT RESISTANT AND HUMIDITY RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT AND WATER RESISTANT |
| ANRL | MOUNTING ARRANGEMENT STYLE | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| BLSB | SCALE SELECTION METHOD | TERMINAL |
| FEAT | SPECIAL FEATURES | RUGGEDIZED |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 4 THREADED STUD |
| ABHP | OVERALL LENGTH | 2.034 INCHES NOMINAL |
| ASSS | POINTER COLOR | BLACK SINGLE INDICATOR SINGLE RANGE |
| ABMK | OVERALL WIDTH | 2.598 INCHES NOMINAL |
| ABKQ | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 1.875 INCHES NOMINAL |
| ABKR | CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 1.875 INCHES NOMINAL |
| APST | METER DEPTH BEHIND MOUNTING FLANGE | 0.942 INCHES NOMINAL |
| MARK | SPECIAL MARKINGS | ON BACK,SEALED DO NOT OPEN; MADE IN U. S. A |
| AKYN | FURNISHED ITEMS AND QUANTITY | NUT 6; LOCKWASHER 6; SEAL 1; SHUNT WIRE 1 |
| BHDC | SCALE GRADUATION TYPE | LINEAR SINGLE INDICATOR SINGLE RANGE |
| CTTD | CIRCUIT ATTACHMENT METHOD AND QUANTITY | 2 SOLDER LUG AND 2 THREADED STUD |
| BHMW | MEASUREMENT RANGE | 0.0 TO 5.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE |
| BHSX | (NON-CORE DATA) CIRCUIT CONSTRUCTION TYPE | NONELECTRONIC |
| MATT | MATERIAL | PLASTIC |
| AWZJ | POWER SOURCE | EXTERNAL |
| ANTG | SENSITIVITY RATING | 5.0 VOLTS |
| NHCF | NUCLEAR HARDNESS CRITICAL FEATURE | NONHARDENED |
| APSW | METER BODY DIAMETER BEHIND MOUNTING FLANGE | 2.158 INCHES NOMINAL |
| CBBL | FEATURES PROVIDED | MAGNETIC SHIELD AND ZERO ADJUSTER |
| STYL | STYLE DESIGNATOR | RECTANGULAR FLUSH MTG |
| ABWG | SCALE DIVISION QUANTITY | 50 SINGLE INDICATOR SINGLE RANGE |
| APPN | ACCURACY IN PERCENT | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| ADAG | MOUNTING STUD LENGTH | 0.461 INCHES NOMINAL |
| Relevant Components for NSN - 6625-00-903-7840, 6625009037840 | ||||
| 6675-00-781-8327 (6675007818327) | 6625-01-052-2917 (6625010522917) | 6635-01-306-9363 (6635013069363) | 6625-01-339-9290 (6625013399290) | |
| 6695-01-132-7195 (6695011327195) | 6680-00-816-4360 (6680008164360) | 6645-01-440-3518 (6645014403518) | 6625-01-619-9827 (6625016199827) | |
| 6635-01-073-7485 (6635010737485) | 6685-00-916-5583 (6685009165583) | 6625-01-110-8379 (6625011108379) | 6675-01-410-7359 (6675014107359) | |
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