The Test Set,sonar, cataloged under National Stock Number 6625-01-458-5873, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6625-01-458-5873 |
| Item Name | Test Set,sonar |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Status | ACTIVE |
| Length | 3.000 INCHES NOMINAL IN |
| Relationship to Similar Equipment | NSNS OF PREVIOUS MODELS,6625010057060;4920010749779;4920013373054;6625013864209 |
| DC Voltage Rating | 9.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| Supplementary Features | TUNING RANGE 30 TO 45 KHZ, MICROPHONE SENSITIVITY -150DB RE LUPA;BATTERY LIFE 30 TO 40 HOURS,BATTERY TYPE NEDA TYPE 1604A;AUDIO OUTPUT JACK,SWITCH TYPE 43A, PERMITS OPERATION INTO HEADPHONES, OSCILLOSCOPE,ETC.IN PLACE OF INTERNAL LOUDSPEAKER (IMPEDANCE 10 OHM NOMINAL) KHz |
| Electrical Power Source Relationship | OPERATING |
| Height | 4.500 INCHES NOMINAL IN |
| Functional Description | DESIGNED PRIMARILY AS A SELF-CONTAINED,HAND-HELD CHECK-OUT DEVICE FOR TESTING UNDERWATER ACOUSTIC BEACONS;CONVERTS ULTRASONIC SOUND TO AUDIBLE SOUND LEVEL |
| Enclosure Feature | SINGLE ITEM W/HOUSING |
| Width | 2.250 INCHES NOMINAL IN |
| Test Type for Which Designed | UNDERWATER ACOUSTIC BEACONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 6625PL0741001 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 42A12D | 3/2 Design control — primary reference U.S. Government activity |
NSN 6625-01-458-5873 is a Test Set,sonar, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
Key specifications for 6625-01-458-5873: Length: 3.000 INCHES NOMINAL IN; Relationship to Similar Equipment: NSNS OF PREVIOUS MODELS,6625010057060;4920010749779;4920013373054;6625013864209; DC Voltage Rating: 9.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED; Supplementary Features: TUNING RANGE 30 TO 45 KHZ, MICROPHONE SENSITIVITY -150DB RE LUPA;BATTERY LIFE 30 TO 40 HOURS,BATTERY TYPE NEDA TYPE 1604A;AUDIO OUTPUT JACK,SWITCH TYPE 43A, PERMITS OPERATION INTO HEADPHONES, OSCILLOSCOPE,ETC.IN PLACE OF INTERNAL LOUDSPEAKER (IMPEDANCE 10 OHM NOMINAL) KHz. 10 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.