The Liner,hub,main Rotor, cataloged under National Stock Number 1615-00-941-8546, 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1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1615-00-941-8546 |
| Item Name | Liner,hub,main Rotor |
| FSC / FSG | 1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,CORROSION RESISTING AMS5643COMP 17-4PH,PASSIVATED PER HP4-8,ROCKWELL HARDNESS C SCALE 40 TO 47,DIM.,4.380 IN. NOM O/A LG,3.370 IN. MIN,3.380 IN. MAX LEFT END FLANGE OD BY 0.375 IN. W,3.0015 IN. MIN,3.0020 IN. MAX LEFT END 1ST STEP BY 0.812 IN. W,2.997 IN.MIN,2.999 IN. MAX BODY OD,2.859 IN. MIM,2.863 IN. MAX BODY ID,2.8555 IN. MIN,2.8560 IN. MAX LEFT END 1ST STEP ID,3.250 IN. LEFT END COUNTERBORE DIA BY 0.313 IN. DEEP,2.626 IN. MIN,2.636 IN.MAX RIGHT END INTERNAL FLANGE ID BY 0.127 IN. W,MAX SURFACE FINISH,LEFT END FLANGE AND BODY OD 10 MICROINCHES AA,1ST STEP 63 MICROINCHES AA 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 |
|---|---|
| 369A1209 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
| 369D21209 | 3/9 Design control — primary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 1615-00-941-8546 is a Liner,hub,main Rotor, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
Key specifications for 1615-00-941-8546: General Characteristics Item Description: STEEL,CORROSION RESISTING AMS5643COMP 17-4PH,PASSIVATED PER HP4-8,ROCKWELL HARDNESS C SCALE 40 TO 47,DIM.,4.380 IN. NOM O/A LG,3.370 IN. MIN,3.380 IN. MAX LEFT END FLANGE OD BY 0.375 IN. W,3.0015 IN. MIN,3.0020 IN. MAX LEFT END 1ST STEP BY 0.812 IN. W,2.997 IN.MIN,2.999 IN. MAX BODY OD,2.859 IN. MIM,2.863 IN. MAX BODY ID,2.8555 IN. MIN,2.8560 IN. MAX LEFT END 1ST STEP ID,3.250 IN. LEFT END COUNTERBORE DIA BY 0.313 IN. DEEP,2.626 IN. MIN,2.636 IN.MAX RIGHT END INTERNAL FLANGE ID BY 0.127 IN. W,MAX SURFACE FINISH,LEFT END FLANGE AND BODY OD 10 MICROINCHES AA,1ST STEP 63 MICROINCHES AA 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 1615-00-941-8546 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.