The Ammeter, cataloged under National Stock Number 6625-01-080-1979, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Crompton Modutec Inc. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-080-1979 |
| Primary Part Number | 1S-DUA-100 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Crompton Modutec Inc |
| Status | ACTIVE |
| Circuit Construction Type | NONELECTRONIC |
| Mounting Facility Type and Quantity | 4 THREADED STUD(S) |
| Meter Body Diameter Behind Mounting Flange | 1.481 INCHES NOMINAL IN |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Indicator Type | DIAL W/POINTER |
| Mounting Arrangement Style | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| Circuit Attachment Method and Quantity | 2 THREADED STUD |
| Meter Depth Behind Mounting Flange | 1.303 INCHES NOMINAL IN |
| Circuit Current for Which Designed | DC |
| Scale Selection Method | TERMINAL |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.318 INCHES NOMINAL IN |
| Mounting Stud Diameter | 0.102 INCHES NOMINAL IN |
| Special Test Features | COMPLIES WITH MIL-M-10304 |
| Panel for Which Designed | NONMAGNETIC |
| Power Source | EXTERNAL |
| Style Designator | RECTANGULAR FLUSH MTG |
| Features Provided | EXTERNAL SHUNTING AND ZERO ADJUSTER |
| Scale Division Quantity | 20 SINGLE INDICATOR SINGLE RANGE |
| Movement Suspension Method | TAUT BAND |
| Color | UNABLE TO DECODE |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Surface Treatment | PAINT |
| Environmental Protection | COLD RESISTANT AND DUST RESISTANT AND FUNGUS RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT AND WATER RESISTANT |
| Mounting Stud Length | 0.498 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.312 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JN |
| Weight | 0.1500 lbs |
| Cube | 0.0006 cu ft |
| Part Number | Manufacturer |
|---|---|
| 1S-DUA-100 PRIMARY | Crompton Modutec Inc (USA) |
NSN 6625-01-080-1979 is a Ammeter, manufactured by Crompton Modutec Inc, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-080-1979 has 1 manufacturer part number on file: 1S-DUA-100 (Crompton Modutec Inc).
Key specifications for 1S-DUA-100: Circuit Construction Type: NONELECTRONIC; Mounting Facility Type and Quantity: 4 THREADED STUD(S); Meter Body Diameter Behind Mounting Flange: 1.481 INCHES NOMINAL IN; Overall Height: 1.759 INCHES NOMINAL IN. 27 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.