The Housing,error Detector, cataloged under National Stock Number 1240-01-228-3989, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is Us Army Aviation and Missile Command. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Housing,error Detector |
| FSC / FSG | 1240 — Optical Sighting and Ranging Equipment (FSG 12) |
| Manufacturers | Us Army Aviation and Missile Command (CAGE 18876) |
| Parameter | Value |
|---|---|
| NSN | 1240-01-228-3989 |
| Primary Part Number | 13225553 |
| Item Name | Housing,error Detector |
| FSC / FSG | 1240 / 12 — Optical Sighting and Ranging Equipment |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 13225553 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 13225553 | 5/9 Secondary reference G and D Aircraft Parts Inc |
| 13225553 | 5/1 Secondary reference U.S. Government activity |
NSN 1240-01-228-3989 is a Housing,error Detector, manufactured by Us Army Aviation and Missile Command, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
NSN 1240-01-228-3989 has 1 manufacturer part number on file: 13225553 (Us Army Aviation and Missile Command).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-606-1065. 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 1240-01-228-3989 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.