The Meter,electrical Frequency, cataloged under National Stock Number 6625-00-997-9552, 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 Phaostron Instrument and Electronic Company. Government technical data includes 15 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.
| Parameter | Value |
|---|---|
| NSN | 6625-00-997-9552 |
| Primary Part Number | 490-07962 |
| Item Name | Meter,electrical Frequency |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Phaostron Instrument and Electronic Company |
| Status | ACTIVE |
| Register Quantity | 2 |
| Mounting Facility Type and Quantity | 2 THREADED STUD(S) |
| Mounting Arrangement Style | TWO HOLE/STUD |
| Circuit Attachment Method and Quantity | 4 THREADED STUD |
| Meter Depth Behind Mounting Flange | 1.797 INCHES NOMINAL IN |
| Movement Type | VIBRATING REED |
| Meter Body Height Behind Mounting Flange | 3.750 INCHES NOMINAL IN |
| Mounting Stud Diameter | 0.164 INCHES NOMINAL IN |
| Resonant Reed Quantity | 54 |
| Style Designator | RECTANGULAR FLUSH MTG |
| Distance Between Mounting Facility Centers | 3.156 INCHES NOMINAL IN |
| Meter Body Width Behind Mounting Flange | 3.750 INCHES NOMINAL IN |
| Material | PLASTIC |
| Frequency Response Range | +355.000 TO 600.000 HERTZ |
| Installation Design | PANEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 490-07962 PRIMARY | Phaostron Instrument and Electronic Company (USA) |
NSN 6625-00-997-9552 is a Meter,electrical Frequency, manufactured by Phaostron Instrument and Electronic Company, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-00-997-9552 has 1 manufacturer part number on file: 490-07962 (Phaostron Instrument and Electronic Company).
Key specifications for 490-07962: Register Quantity: 2; Mounting Facility Type and Quantity: 2 THREADED STUD(S); Overall Height: 4.062 INCHES NOMINAL IN; Mounting Arrangement Style: TWO HOLE/STUD. 15 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.