PartsTable TECHNICAL DATA SHEET
NSN 1615-01-669-5252Government record, cited

Coupling, Drive Shaft1615-01-669-5252

NSN 1615-01-669-5252 · NIIN 016695252 · Part number RG25108
Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec · FSC 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components · FSG 16 — Aircraft Components and Accessories · CAGE 51663
Government record, cited
NSN 1615-01-669-5252 — this item is cataloged by the U.S. Government under National Stock Number 1615-01-669-5252. Manufacturer of record part number: RG25108.
Also searched as  1615-01-669-5252 · 1615016695252 · NIIN 016695252 · 01-669-5252 · FSC 1615 Helicopter Rotor Blades, Drive Mechanisms and Components · CAGE 51663 · RG25108
Nearby stock numbers  ·
Features
  • Coupling,drive Shaft — FSC 1615
  • 1 manufacturer part number on file
  • Manufacturer of record: Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec
Identification
  • NSN: 1615-01-669-5252
  • NIIN: 016695252
  • FSC: 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components
  • FSG: 16 — Aircraft Components and Accessories
  • Primary part number: RG25108
  • Manufacturer: Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec
General Description

The Coupling,drive Shaft, cataloged under National Stock Number 1615-01-669-5252, 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 Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec. 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
NSN1615-01-669-5252
Primary Part NumberRG25108
Item NameCoupling,drive Shaft
FSC / FSG1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components
ManufacturerHydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
RG25108 PRIMARY Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (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.
1615-00-001-1399
1615-00-001-1399 · Item name not on file
1615-00-001-1400
1615-00-001-1400 · Item name not on file
1615-00-001-1774
1615-00-001-1774 · Item name not on file
1615-00-001-2675
1615-00-001-2675 · Item name not on file
1615-00-001-6441
1615-00-001-6441 · Item name not on file
1615-00-001-6442
1615-00-001-6442 · Item name not on file
1615-00-003-1146
BOLT ASSEMBLY,ROTARY WING HEAD
1615-00-003-1147
1615-00-003-1147 · Item name not on file

Frequently Asked Questions

What is NSN 1615-01-669-5252?

NSN 1615-01-669-5252 is a Coupling,drive Shaft, manufactured by Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.

What part numbers are listed for NSN 1615-01-669-5252?

NSN 1615-01-669-5252 has 1 manufacturer part number on file: RG25108 (Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec).

What are the specifications of RG25108?

Key specifications for RG25108: Special Features: NEXT HIGHER ASSEMBLY RG9570R1, RG9570R1/M FUEL PUMP; Part Name Assigned by Controlling Agency: COUPLING DRIVE. 0 specifications are documented in the U.S. Government catalog.

Is NSN 1615-01-669-5252 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.

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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