The Eccentric Ring, cataloged under National Stock Number 1615-01-256-9085, is classified within Federal Supply Class 1615 (Helicopter Rotor Blades, Drive Mechanisms and Components) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1615-01-256-9085 |
| Item Name | Eccentric Ring |
| FSC / FSG | 1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL IS VANASIL SAND CASTING,INSIDE DIA 1.625 IN.,ONE DRILLED HOLE ON THE RING WITH A DIA OF 0.128 IN. IN |
| 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 |
|---|---|
| 25 45144 9008 2 | 3/2 Design control — primary reference U.S. Government activity |
| 25-45144-9001-3 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 1615-01-256-9085 is a Eccentric Ring, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
Key specifications for 1615-01-256-9085: General Characteristics Item Description: MATERIAL IS VANASIL SAND CASTING,INSIDE DIA 1.625 IN.,ONE DRILLED HOLE ON THE RING WITH A DIA OF 0.128 IN. 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.
NSN 1615-01-256-9085 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.