The Phasemeter, cataloged under National Stock Number 6625-01-285-5833, 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 North Atlantic Industries, Inc. Dba North Atlantic Industries. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6625-01-285-5833 |
| Primary Part Number | 8500-F-121 |
| Item Name | Phasemeter |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | North Atlantic Industries, Inc. Dba North Atlantic Industries |
| Status | ACTIVE |
| Operating Voltage Rating in Volts | 115.0 AC MINIMUM AND 230.0 AC MAXIMUM |
| Indicator Type | DIGITAL DISPLAY |
| Circuit Current for Which Designed | AC |
| Display Digit Quantity | 5 |
| Interface Compatibility | IEEE-488 |
| Style Designator | PORTABLE W/TILT VIEW HANDLE |
| Accuracy Rating | 0.03 DEGREE OF READING SINGLE INDICATOR ALL RANGES |
| Display Type | LIGHT EMITTING DIODE (L.E.D.). |
| Frequency Rating | 47.0 HERTZ MINIMUM AND 440.0 HERTZ MAXIMUM |
| Measurement Range | +0.0 TO 359.5 DEGREES, PHASE ANGLE SINGLE INDICATOR FIRST RANGE |
| Measurement Range | +0.0 TO 359.9 DEGREES, PHASE ANGLE SINGLE INDICATOR SECOND RANGE |
| Nuclear Hardness Critical Feature | NONHARDENED |
| Installation Design | BENCH OR RACK |
| Display Color | BLACK SINGLE INDICATOR ALL RANGES |
| 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 | JM |
| Weight | 9.1800 lbs |
| Cube | 0.9896 cu ft |
| Part Number | Manufacturer |
|---|---|
| 8500-F-121 PRIMARY | North Atlantic Industries, Inc. Dba North Atlantic Industries (USA) |
| Reference | Meaning |
|---|---|
| 8500-F-121 | 5/9 Secondary reference Nai Technologies Inc |
NSN 6625-01-285-5833 is a Phasemeter, manufactured by North Atlantic Industries, Inc. Dba North Atlantic Industries, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-285-5833 has 1 manufacturer part number on file: 8500-F-121 (North Atlantic Industries, Inc. Dba North Atlantic Industries).
1 possible match (shared part number, not a government interchangeability claim): 6130-01-593-8847. Verify interchangeability with system specifications before substitution.
Key specifications for 8500-F-121: Overall Height: 9.500 INCHES NOMINAL IN; Operating Voltage Rating in Volts: 115.0 AC MINIMUM AND 230.0 AC MAXIMUM; Indicator Type: DIGITAL DISPLAY; Circuit Current for Which Designed: AC. 14 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.