The Ammeter, cataloged under National Stock Number 6625-00-407-0757, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-00-407-0757 |
| Primary Part Number | SM-C-667920 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — No Item Name Available |
| Manufacturer | Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir |
| Status | CANCELLED |
| Indicator Type | DIAL W/POINTER |
| Scale Division Quantity | 10 SINGLE INDICATOR SINGLE RANGE |
| Mounting Arrangement Style | THREE HOLE/STUD BOLT CIRCLE |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Panel for Which Designed | NONMAGNETIC |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Installation Design | PANEL |
| Mounting Bolt Circle Diameter | 2.000 INCHES NOMINAL IN |
| Environmental Protection | SHOCK RESISTANT AND VIBRATION RESISTANT |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Circuit Current for Which Designed | DC |
| Circuit Attachment Method and Quantity | 2 SOLDER STUD |
| Style Designator | ROUND FLUSH MTG |
| Overall Diameter | 3.510 INCHES MAXIMUM IN |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Features Provided | ZERO ADJUSTER |
| Measurement Range | +0.0 TO 1.0 MILLIAMPERES, DC SINGLE INDICATOR SINGLE RANGE |
| Movement Suspension Method | JEWEL PIVOT BASE |
| Power Source | EXTERNAL |
| Color | UNABLE TO DECODE |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Meter Depth Behind Mounting Flange | 2.250 INCHES MAXIMUM IN |
| Meter Body Diameter Behind Mounting Flange | 2.800 INCHES MAXIMUM IN |
| Circuit Construction Type | NONELECTRONIC |
| Mounting Hole Diameter | 0.143 INCHES MINIMUM AND 0.157 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | Q |
| Unit of Issue | EA |
| SMR Code | JZ |
| Weight | 0.5300 lbs |
| Cube | 0.0470 cu ft |
| Part Number | Manufacturer |
|---|---|
| 365-650 | Jewell Instruments Llc (USA) |
| MMI-8863 | Metermaster Inc Metermod Div (USA) |
| SM-C-667920 PRIMARY | Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA) |
| SM-C-667920 | Ideal Precision Meter Co Dba Ideal Precision Meter Co (USA) |
| 631 | Phaostron Instrument and Electronic Company (USA) |
| SM-C-667920 | L J Technical Systems Inc (USA) |
| MMI-8863 | Custom Metering Company Inc (USA) |
| 631-18405 | Phaostron Instrument and Electronic Company (USA) |
NSN 6625-00-407-0757 is a Ammeter, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 6625 (No Item Name Available). Status: cancelled.
NSN 6625-00-407-0757 has 8 cross-referenced part numbers: 365-650 (Jewell Instruments Llc), MMI-8863 (Metermaster Inc Metermod Div), SM-C-667920 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), SM-C-667920 (Ideal Precision Meter Co Dba Ideal Precision Meter Co), 631 (Phaostron Instrument and Electronic Company) and 3 more.
There are 4 known substitutes for 6625-00-407-0757: 6625-00-912-6145, 5999-00-577-7418, 5999-01-295-5489 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for SM-C-667920: Indicator Type: DIAL W/POINTER; Scale Division Quantity: 10 SINGLE INDICATOR SINGLE RANGE; Mounting Arrangement Style: THREE HOLE/STUD BOLT CIRCLE; Pointer Color: BLACK SINGLE INDICATOR SINGLE RANGE. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 6625-00-407-0757 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.