The Ammeter, cataloged under National Stock Number 6625-01-282-6473, 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 Jewell Instruments Llc. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-282-6473 |
| Primary Part Number | 4951-667 |
| Item Name | Ammeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Jewell Instruments Llc |
| Status | ACTIVE |
| Circuit Construction Type | NONELECTRONIC |
| Meter Body Diameter Behind Mounting Flange | 3.970 INCHES MAXIMUM IN |
| FSC Application Data | MA-3 GENERATOR TEST SET |
| Indicator Type | DIAL W/POINTER |
| Meter Depth Behind Mounting Flange | 3.060 INCHES MAXIMUM IN |
| Circuit Current for Which Designed | DC |
| Movement Type | MOVING COIL, PERMANENT MAGNET |
| Accuracy in Percent | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| Panel for Which Designed | NONMAGNETIC |
| Power Source | EXTERNAL |
| Style Designator | RECTANGULAR FLUSH MTG |
| Features Provided | ZERO ADJUSTER |
| Movement Suspension Method | JEWEL PIVOT BASE |
| Material | PLASTIC |
| Scale Graduation Type | LINEAR SINGLE INDICATOR SINGLE RANGE |
| Measurement Range | +0.0 TO 15.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Installation Design | PANEL |
| 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 | J |
| Part Number | Manufacturer |
|---|---|
| 68A-75-C32-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 4951-667 PRIMARY | Jewell Instruments Llc (USA) |
NSN 6625-01-282-6473 is a Ammeter, manufactured by Jewell Instruments Llc, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-282-6473 has 2 manufacturer part numbers on file: 68A-75-C32-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 4951-667 (Jewell Instruments Llc).
Key specifications for 4951-667: Circuit Construction Type: NONELECTRONIC; Meter Body Diameter Behind Mounting Flange: 3.970 INCHES MAXIMUM IN; Overall Height: 4.420 INCHES MAXIMUM IN; FSC Application Data: MA-3 GENERATOR TEST SET. 18 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.