The Ammeter, cataloged under National Stock Number 6625-00-902-8965, 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 Northrop Grumman Systems Corporation. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-00-902-8965 |
| Primary Part Number | 1800809 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Circuit Construction Type | NONELECTRONIC |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Meter Body Diameter Behind Mounting Flange | 1.510 INCHES MAXIMUM 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 SOLDERLESS LUG |
| Meter Depth Behind Mounting Flange | 0.812 INCHES NOMINAL IN |
| Circuit Current for Which Designed | DC |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Accuracy in Percent | -3.0 TO 3.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM IN |
| Panel for Which Designed | NONMAGNETIC |
| Power Source | EXTERNAL |
| Style Designator | RECTANGULAR FLUSH MTG |
| Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Features Provided | ZERO ADJUSTER |
| Scale Division Quantity | 30 SINGLE INDICATOR SINGLE RANGE |
| Movement Suspension Method | JEWEL PIVOT BASE |
| Color | UNABLE TO DECODE |
| Pointer Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Surface Treatment | ENAMEL LUSTERLESS |
| Environmental Protection | WATERTIGHT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM IN |
| Dial Scale Marking Color | BLACK SINGLE INDICATOR SINGLE RANGE |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Measurement Range | +0.0 TO 100.0 MICROAMPERES, DC SINGLE INDICATOR SINGLE RANGE |
| 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 | Y |
| Weight | 0.0100 lbs |
| Cube | 0.0010 cu ft |
| Part Number | Manufacturer |
|---|---|
| 16-5563 | Jewell Instruments Llc (USA) |
| 1800809 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 59.7490A | Ideal Precision Meter Co Dba Ideal Precision Meter Co (USA) |
| Reference | Meaning |
|---|---|
| 1800809 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
NSN 6625-00-902-8965 is a Ammeter, manufactured by Northrop Grumman Systems Corporation, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-00-902-8965 has 3 manufacturer part numbers on file: 16-5563 (Jewell Instruments Llc), 1800809 (Northrop Grumman Systems Corporation), 59.7490A (Ideal Precision Meter Co Dba Ideal Precision Meter Co).
1 possible match (shared part number, not a government interchangeability claim): 3120-01-308-2143. Verify interchangeability with system specifications before substitution.
Key specifications for 1800809: Circuit Construction Type: NONELECTRONIC; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Meter Body Diameter Behind Mounting Flange: 1.510 INCHES MAXIMUM IN; Overall Height: 1.750 INCHES MAXIMUM 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.