The Blanket,sound Contr, cataloged under National Stock Number 1680-01-227-1810, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is The Boeing Company. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1680-01-227-1810 |
| Primary Part Number | 145E4020-39 |
| Item Name | Blanket,sound Contr |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | The Boeing Company |
| 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 |
|---|---|
| FT145E4020-39 | Triumph Fabrication - Orangeburg (USA) |
| 145E4020-39 PRIMARY | The Boeing Company (USA) |
| BEL-503345 | Belgraver B.v. (NLD) |
| 145E4020-18 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| AV145E4020-39 | 5/9 Secondary reference Desco Corp Marsh Bellofram Div |
NSN 1680-01-227-1810 is a Blanket,sound Contr, manufactured by The Boeing Company, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-227-1810 has 4 manufacturer part numbers on file: FT145E4020-39 (Triumph Fabrication - Orangeburg), 145E4020-39 (The Boeing Company), BEL-503345 (Belgraver B.v.), 145E4020-18 (The Boeing Company).
Key specifications for 145E4020-39: End Item Identification: CH47,HELICOPTER,CARGO. 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.