The Liner,vertical Hing, cataloged under National Stock Number 1680-01-481-4481, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-481-4481 |
| Item Name | Liner,vertical Hing |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Status | ACTIVE |
| Overall Diameter | 2.767 INCHES MINIMUM IN |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 41923 | D/9 Drawing number reference only U.S. Government activity |
| 41923-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1680-01-481-4481 is a Liner,vertical Hing, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
Key specifications for 1680-01-481-4481: Overall Diameter: 2.767 INCHES MINIMUM IN; Overall Length: 4.275 INCHES MINIMUM AND 4.280 INCHES MAXIMUM IN; Special Features: SLOT IS .435; End Item Identification: HELICOPTER, CH-53A/D/E A. 2 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.
NSN 1680-01-481-4481 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.