The Control-Display Unit, cataloged under National Stock Number 6610-01-147-7221, is classified within Federal Supply Class 6610 (Flight Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Telephonics Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6610-01-147-7221 |
| Primary Part Number | 560-0000-004 |
| Item Name | Control-Display Unit |
| FSC / FSG | 6610 / 66 — Flight Instruments |
| Manufacturer | Telephonics Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 560-0000-004 PRIMARY | Telephonics Corp (USA) |
| Reference | Meaning |
|---|---|
| 560-0000-001 | 5/9 Secondary reference Telephonics Corp |
NSN 6610-01-147-7221 is a Control-Display Unit, manufactured by Telephonics Corp, classified under FSC 6610, Flight Instruments. Status: active.
NSN 6610-01-147-7221 has 1 manufacturer part number on file: 560-0000-004 (Telephonics Corp).
1 possible match (shared part number, not a government interchangeability claim): 4320-01-219-1442. Verify interchangeability with system specifications before substitution.
Key specifications for 560-0000-004: Special Features: INCLUDES ENCLOSURE ASSEMBLY NSN 6610-01-212-1028 PANEL ASSEMBLY AND BEZEL ASSEMBLY; End Item Identification: B1B AIRCRAFT. 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.
NSN 6610-01-147-7221 has DEMIL Code D. 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.