The Clock,master Regulating, cataloged under National Stock Number 6645-01-541-9114, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Manassas. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 6645-01-541-9114 |
| Primary Part Number | 217A396 |
| Item Name | Clock,master Regulating |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Manufacturer | Lockheed Martin Corporation Div Rms - Manassas |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 217A396 PRIMARY | Lockheed Martin Corporation Div Rms - Manassas (USA) |
| Reference | Meaning |
|---|---|
| 70748001A | 5/1 Secondary reference Brandywine Communications |
NSN 6645-01-541-9114 is a Clock,master Regulating, manufactured by Lockheed Martin Corporation Div Rms - Manassas, classified under FSC 6645, Time Measuring Instruments. Status: active.
NSN 6645-01-541-9114 has 1 manufacturer part number on file: 217A396 (Lockheed Martin Corporation Div Rms - Manassas).
Key specifications for 217A396: Part Name Assigned by Controlling Agency: MASTER CLOCK,TRPL INPUT; End Item Identification: AN/BYK-6 UNIT 7003 CONFIG C, ARCH SYS EQUIP BAY. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.