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NSN 1615-01-125-9103Government record, cited

Liner, Main Gearbox1615-01-125-9103

NSN 1615-01-125-9103 · NIIN 011259103 · Part number 64351-11023-130
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components · FSG 16 — Aircraft Components and Accessories · CAGE 78286
Government record, cited
NSN 1615-01-125-9103 — this item is cataloged by the U.S. Government under National Stock Number 1615-01-125-9103. Manufacturer of record part number: 64351-11023-130.
Also searched as  1615-01-125-9103 · 1615011259103 · NIIN 011259103 · 01-125-9103 · FSC 1615 Helicopter Rotor Blades, Drive Mechanisms and Components · CAGE 78286 · 64351-11023-130
Nearby stock numbers  ·
Features
  • Liner,main Gearbox — FSC 1615
  • General Characteristics Item Description: 15.154 IN. MIN,15.155 IN. MAX OD,14.905 IN. MIN,14.915 IN. MAX ID,1.500 IN. MIN,1.510 IN. MAX W IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Identification
  • NSN: 1615-01-125-9103
  • NIIN: 011259103
  • FSC: 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components
  • FSG: 16 — Aircraft Components and Accessories
  • Primary part number: 64351-11023-130
  • Manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
General Description

The Liner,main Gearbox, cataloged under National Stock Number 1615-01-125-9103, 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1615-01-125-9103
Primary Part Number64351-11023-130
Item NameLiner,main Gearbox
FSC / FSG1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components
ManufacturerSikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
StatusACTIVE
General Characteristics Item Description15.154 IN. MIN,15.155 IN. MAX OD,14.905 IN. MIN,14.915 IN. MAX ID,1.500 IN. MIN,1.510 IN. MAX W IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL Q — CCL Item — Commerce Control List
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
64351-11023-130 PRIMARY Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
No interchangeability data on file.
Other items in FSC 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1615-00-056-4862
1615-00-056-4862 · Item name not on file
1615-00-420-7841
1615-00-420-7841 · Item name not on file
1615-00-446-7576
GRIP ASSEMBLY,MAIN
1615-00-458-8376
HOUSING ASSEMBLY
1615-00-621-1853
TRANSMISSION,MECHANICAL,HELICOPT
1615-00-629-4445
1615-00-629-4445 · Item name not on file
1615-00-689-6306
STABILIZER,ROTARY WING
1615-00-689-6307
STABILIZER,ROTARY WING

Frequently Asked Questions

What is NSN 1615-01-125-9103?

NSN 1615-01-125-9103 is a Liner,main Gearbox, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.

What part numbers are listed for NSN 1615-01-125-9103?

NSN 1615-01-125-9103 has 1 manufacturer part number on file: 64351-11023-130 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).

What are the specifications of 64351-11023-130?

Key specifications for 64351-11023-130: General Characteristics Item Description: 15.154 IN. MIN,15.155 IN. MAX OD,14.905 IN. MIN,14.915 IN. MAX ID,1.500 IN. MIN,1.510 IN. MAX W IN; End Item Identification: AIRCRAFT MODEL CH-53E. 1 specification is documented in the U.S. Government catalog.

Is NSN 1615-01-125-9103 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

What is the DEMIL code for NSN 1615-01-125-9103?

NSN 1615-01-125-9103 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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