The Closure,protective, cataloged under National Stock Number 1680-01-169-9139, 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. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-169-9139 |
| Primary Part Number | 7-211521076 |
| Item Name | Closure,protective |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| General Characteristics Item Description | FINISH NO. 11A PER EPB4-230;HP8-5 TYPE I,CLASS 3;0.320 IN. LG;2.500 IN. W;3.120 IN. H;2 HOLES 0.260 IN. MIN 0.266 IN. MAX;DIMENSIONS AND TOLERANCES PER ANS1 Y14.5 AND HUGHES DWG. NO. 7211521076 A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7-211521076 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 7-211521076 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 1680-01-169-9139 is a Closure,protective, manufactured by The Boeing Company, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-169-9139 has 1 manufacturer part number on file: 7-211521076 (The Boeing Company).
Key specifications for 7-211521076: General Characteristics Item Description: FINISH NO. 11A PER EPB4-230;HP8-5 TYPE I,CLASS 3;0.320 IN. LG;2.500 IN. W;3.120 IN. H;2 HOLES 0.260 IN. MIN 0.266 IN. MAX;DIMENSIONS AND TOLERANCES PER ANS1 Y14.5 AND HUGHES DWG. NO. 7211521076 A. 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.
NSN 1680-01-169-9139 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.