PartsTable TECHNICAL DATA SHEET
NSN 1615-00-073-2437Government record, cited

Ring Assembly1615-00-073-2437

NSN 1615-00-073-2437 · NIIN 000732437 · Part number A02D3172-1
The Boeing Company · FSC 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components · FSG 16 — Aircraft Components and Accessories · CAGE 77272
Government record, cited
NSN 1615-00-073-2437 — this item is cataloged by the U.S. Government under National Stock Number 1615-00-073-2437. Manufacturer of record part number: A02D3172-1.
Also searched as  1615-00-073-2437 · 1615000732437 · NIIN 000732437 · 00-073-2437 · FSC 1615 Helicopter Rotor Blades, Drive Mechanisms and Components · CAGE 77272 · A02D3172-1
Nearby stock numbers  ·
Features
  • Ring Assembly — FSC 1615
  • 1 manufacturer part number on file
  • Manufacturer of record: The Boeing Company
Identification
  • NSN: 1615-00-073-2437
  • NIIN: 000732437
  • FSC: 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components
  • FSG: 16 — Aircraft Components and Accessories
  • Primary part number: A02D3172-1
  • Manufacturer: The Boeing Company
General Description

The Ring Assembly, cataloged under National Stock Number 1615-00-073-2437, 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 The Boeing Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Catalog Facts
Item NameRing Assembly
FSC / FSG1615 — Helicopter Rotor Blades, Drive Mechanisms and Components (FSG 16)
ManufacturersThe Boeing Company (CAGE 77272)
Technical Specifications
ParameterValue
NSN1615-00-073-2437
Primary Part NumberA02D3172-1
Item NameRing Assembly
FSC / FSG1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components
ManufacturerThe Boeing Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL B — Remove Demilitarization Key Points
HazardNo hazard code in the DLA record (HMIC N)
Cross-Reference Index
Part NumberManufacturer
A02D3172-1 PRIMARY The Boeing Company (USA)
Reference documents
ReferenceMeaning
A02D3172-1 5/2 Secondary reference
U.S. Government activity
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 1615-00-073-2437?

NSN 1615-00-073-2437 is a Ring Assembly, manufactured by The Boeing Company, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.

What part numbers are listed for NSN 1615-00-073-2437?

NSN 1615-00-073-2437 has 1 manufacturer part number on file: A02D3172-1 (The Boeing Company).

Is NSN 1615-00-073-2437 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 1615-00-073-2437?

NSN 1615-00-073-2437 has DEMIL Code B. 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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