The Sealing Strip,brush, cataloged under National Stock Number 1680-01-140-3296, 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 Div Defense. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-140-3296 |
| Primary Part Number | ST9M521A10S0077 |
| Item Name | Sealing Strip,brush |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| General Characteristics Item Description | BRUSH,HORSEHAIR-BLACK; CHANNEL,ALUMINUM PER QQ-A-250/2; 1.250 IN. O/A H; 7.700 IN. NOM LG; 0.147 IN. THK IN |
| 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 |
|---|---|
| ST9M521A10S0077 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 8B2104-27 | 5/2 Secondary reference U.S. Government activity |
| ST9M521A10S0077 | 5/9 Secondary reference U.S. Government activity |
| 205F381 | 5/9 Secondary reference U.S. Government activity |
NSN 1680-01-140-3296 is a Sealing Strip,brush, manufactured by The Boeing Company Div Defense, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-140-3296 has 1 manufacturer part number on file: ST9M521A10S0077 (The Boeing Company Div Defense).
Key specifications for ST9M521A10S0077: General Characteristics Item Description: BRUSH,HORSEHAIR-BLACK; CHANNEL,ALUMINUM PER QQ-A-250/2; 1.250 IN. O/A H; 7.700 IN. NOM LG; 0.147 IN. THK IN. 1 specification is 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.