The Hub,tail Rotor Blade, cataloged under National Stock Number 1615-00-652-6385, 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1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1615-00-652-6385 |
| Item Name | Hub,tail Rotor Blade |
| FSC / FSG | 1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,MIL-S-5000 COMP 4340,CADMIUM-PLATED QQ-P-416 CLASS 2 TYPE 2SHOULDER AND 2ND STEP,DIM.,7.700 IN. O/A LG,1.750 IN. MIN,1.780 IN. MAXSHOULDER OD,3.600 IN. SHOULDER W,0.313 IN. HUB ID,SHOULDER INCLINED 45 DEGANGLE FROM VERTICAL W/1.1885 IN. MIN,1.1890 IN. MAX ID,SHOULDER DRILLED THRU1.800 IN. DIA PERPENDICULAR TO BOTH HUB AND SHOULDER ID,HUB ENDS IDENTICAL,0.6250-18 UNF CLASS 3A THREADS 0.500 IN. LG ON ENDS,4 EQUALLY SPACED HOLES0.093 IN. DIA DRILLED THRU THREADS 0.162 IN. FROM END,0.421 IN. NOM LG BY0.6693 IN. OD 1ST STEP,1.129 IN. NOM LG BY 0.9995 IN. OD 2ND STEP W/ENDSBEVELED TO 19.5 DEG ANGLE,MAGNETIC PARTICLE INSPECTED,MAGNAFLUXED,MIL-I-6868AND BPS 4075 BELL HELICOPTER CO A |
| 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 |
|---|---|
| 47-641-104-5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1615-00-652-6385 is a Hub,tail Rotor Blade, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
Key specifications for 1615-00-652-6385: General Characteristics Item Description: STEEL,MIL-S-5000 COMP 4340,CADMIUM-PLATED QQ-P-416 CLASS 2 TYPE 2SHOULDER AND 2ND STEP,DIM.,7.700 IN. O/A LG,1.750 IN. MIN,1.780 IN. MAXSHOULDER OD,3.600 IN. SHOULDER W,0.313 IN. HUB ID,SHOULDER INCLINED 45 DEGANGLE FROM VERTICAL W/1.1885 IN. MIN,1.1890 IN. MAX ID,SHOULDER DRILLED THRU1.800 IN. DIA PERPENDICULAR TO BOTH HUB AND SHOULDER ID,HUB ENDS IDENTICAL,0.6250-18 UNF CLASS 3A THREADS 0.500 IN. LG ON ENDS,4 EQUALLY SPACED HOLES0.093 IN. DIA DRILLED THRU THREADS 0.162 IN. FROM END,0.421 IN. NOM LG BY0.6693 IN. OD 1ST STEP,1.129 IN. NOM LG BY 0.9995 IN. OD 2ND STEP W/ENDSBEVELED TO 19.5 DEG ANGLE,MAGNETIC PARTICLE INSPECTED,MAGNAFLUXED,MIL-I-6868AND BPS 4075 BELL HELICOPTER CO 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 1615-00-652-6385 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.