The Frequency Standard, cataloged under National Stock Number 6625-01-583-9618, 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 4 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-583-9618 |
| Item Name | Frequency Standard |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Status | ACTIVE |
| AC Voltage Rating | 115.0 VOLTS NOMINAL OR 230.0 VOLTS NOMINAL |
| Frequency Range Rating | +2.4 TO 25.8 GIGAHERTZ |
| Frequency Rating | 60.0 HERTZ NOMINAL OR 50.0 HERTZ NOMINAL |
| Unpackaged Unit Weight | 34.0 POUNDS LBS |
| 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 | VS |
| Weight | 45.0000 lbs |
| Cube | 0.8519 cu ft |
| Reference | Meaning |
|---|---|
| N5507A | 5/9 Secondary reference Agilent Technologies, Inc. Div Agilent Technologies Headquarters |
| N5507A/AF | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| N5507A/AF | C/1 Advisory reference — outside the item-of-supply concept Keysight Technologies Inc |
NSN 6625-01-583-9618 is a Frequency Standard, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
Key specifications for 6625-01-583-9618: Overall Height: 7.0 INCHES MAXIMUM IN; AC Voltage Rating: 115.0 VOLTS NOMINAL OR 230.0 VOLTS NOMINAL; Frequency Range Rating: +2.4 TO 25.8 GIGAHERTZ; Special Features: USED WITH THE AGILENT E5504B PHASE NOISE MEASUREMENT SYSTEM (6625-01-478- 3246QC). INPUT POWER: +30 DBM MAX; INPUT ATTENUATOR: 0 TO 35 DB (5 DB STEPS); IF FREQUENCY RANGE: 5 MHZ TO 1200 MHZ; POWER: 3 A, MAX AND 2 A MHz. 4 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.