The Weight,hub Assembly, cataloged under National Stock Number 1615-01-140-4059, is classified within Federal Supply Class 1615 (Helicopter Rotor Blades, Drive Mechanisms and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1615-01-140-4059 |
| Primary Part Number | 65123-11313-105 |
| Item Name | Weight,hub Assembly |
| FSC / FSG | 1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL, 4130 MIL-S-18729; FIVE DRILLED HOLES 0.281 IN. DIA; 0.156 IN. THK IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 65123-11313-105 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| Reference | Meaning |
|---|---|
| 65123-11313 | D/9 Drawing number reference only Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
NSN 1615-01-140-4059 is a Weight,hub Assembly, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
NSN 1615-01-140-4059 has 1 manufacturer part number on file: 65123-11313-105 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for 65123-11313-105: General Characteristics Item Description: STEEL, 4130 MIL-S-18729; FIVE DRILLED HOLES 0.281 IN. DIA; 0.156 IN. THK IN; Special Features: COUNTERWEIGHT ASSY, HUB ASSY, ROTARY WING HEAD; End Item Identification: AIRCRAFT MODEL CH-53E ROTARY WING HEAD. 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.
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.