The Housing Set,matched, cataloged under National Stock Number 6610-01-149-9749, is classified within Federal Supply Class 6610 (Flight Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Avionics Specialties, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Housing Set,matched |
| FSC / FSG | 6610 — Flight Instruments (FSG 66) |
| Manufacturers | Avionics Specialties, Inc. (CAGE 10639) |
| Parameter | Value |
|---|---|
| NSN | 6610-01-149-9749 |
| Primary Part Number | 123-975 |
| Item Name | Housing Set,matched |
| FSC / FSG | 6610 / 66 — Flight Instruments |
| Manufacturer | Avionics Specialties, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 123-975 PRIMARY | Avionics Specialties, Inc. (USA) |
NSN 6610-01-149-9749 is a Housing Set,matched, manufactured by Avionics Specialties, Inc., classified under FSC 6610, Flight Instruments. Status: active.
NSN 6610-01-149-9749 has 1 manufacturer part number on file: 123-975 (Avionics Specialties, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6680-01-396-2720. Verify interchangeability with system specifications before substitution.
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 6610-01-149-9749 has DEMIL Code Q. 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.