The Frequency Standard, cataloged under National Stock Number 6625-01-503-2589, 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 Drs Network & Imaging Systems, Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6625-01-503-2589 |
| Primary Part Number | 9451602-10 |
| Item Name | Frequency Standard |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Drs Network & Imaging Systems, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JN |
| Part Number | Manufacturer |
|---|---|
| 9451602-10 PRIMARY | Drs Network & Imaging Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 9451602 | D/9 Drawing number reference only Drs Network & Imaging Systems, Llc |
NSN 6625-01-503-2589 is a Frequency Standard, manufactured by Drs Network & Imaging Systems, Llc, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-503-2589 has 1 manufacturer part number on file: 9451602-10 (Drs Network & Imaging Systems, Llc).
Key specifications for 9451602-10: Special Features: DRAWING NAME - FREQUENCY STANDARD ASSEMBLY; End Item Identification: RSTS TEST SET; WEAPON SYSTEM - DEFENSE METEOROLOGICAL SATELLITE PROGRAM (DMSP). 0 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.
NSN 6625-01-503-2589 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.