The Yoke Assy,tail Rotor, cataloged under National Stock Number 1615-00-121-6464, 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1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1615-00-121-6464 |
| Item Name | Yoke Assy,tail Rotor |
| FSC / FSG | 1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY AMS 4135 COMP 2014-T6,SURFACE TREATMENT CHEMICAL FILM PER BPS FW4182,DIM.,12.580 IN. MIM,129602 IN. MAX O/A LG,2.240 IN. NOM O/A W,4.352 IN. NOM O/A HT,1.938 IN. NOM W ACROSS TANGS,0.408 IN. NOM TANG OUTSIDE W,1.122 IM. NOM TANG INSIDE W,4.285 IM. NOM INSIDE TANG DEPTH,TWO HOLES IN-LINE DRILLED THRU EACH TANG 0.4995 IN. MIM,0.5000 IN. MAX DIA 0.800 AND 2.800 IM. FROM EACH END,EIGHT NO. 206-010-425-9 BUSHINGS INSERTED IN TANG HOLES W/FLANGES ON TANG INSIDE,ONE HOLE 1-KL15 IN. MIM,1.5625 IN. MAX DIA DRILLED THRU YOKE CENTER PARALLEL TO TANG HOLES 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 | F |
| Reference | Meaning |
|---|---|
| 206-011-802-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1615-00-121-6464 is a Yoke Assy,tail Rotor, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
Key specifications for 1615-00-121-6464: General Characteristics Item Description: ALUMINUM ALLOY AMS 4135 COMP 2014-T6,SURFACE TREATMENT CHEMICAL FILM PER BPS FW4182,DIM.,12.580 IN. MIM,129602 IN. MAX O/A LG,2.240 IN. NOM O/A W,4.352 IN. NOM O/A HT,1.938 IN. NOM W ACROSS TANGS,0.408 IN. NOM TANG OUTSIDE W,1.122 IM. NOM TANG INSIDE W,4.285 IM. NOM INSIDE TANG DEPTH,TWO HOLES IN-LINE DRILLED THRU EACH TANG 0.4995 IN. MIM,0.5000 IN. MAX DIA 0.800 AND 2.800 IM. FROM EACH END,EIGHT NO. 206-010-425-9 BUSHINGS INSERTED IN TANG HOLES W/FLANGES ON TANG INSIDE,ONE HOLE 1-KL15 IN. MIM,1.5625 IN. MAX DIA DRILLED THRU YOKE CENTER PARALLEL TO TANG HOLES 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 1615-00-121-6464 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.