PartsTable TECHNICAL DATA SHEET
NSN 6615-01-476-7733Government record, cited

Spring Assy, Collective Loop6615-01-476-7733

NSN 6615-01-476-7733 · NIIN 014767733 · Part number S6165-61500-861
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 6615 — Automatic Pilot Mechanisms and Airborne Gyro Components · FSG 66 — Instruments and Laboratory Equipment · CAGE 78286
Government record, cited
NSN 6615-01-476-7733 — this item is cataloged by the U.S. Government under National Stock Number 6615-01-476-7733. Manufacturer of record part number: S6165-61500-861.
Also searched as  6615-01-476-7733 · 6615014767733 · NIIN 014767733 · 01-476-7733 · FSC 6615 Automatic Pilot Mechanisms and Airborne Gyro Components · CAGE 78286 · S6165-61500-861
Nearby stock numbers  ·
Features
  • Spring Assy,collective Loop — FSC 6615
  • General Characteristics Item Description: NEXT HIGHER ASSEMBLY S6165-61500-853 SERVO CYL ASSY
  • 1 manufacturer part number on file
  • Manufacturer of record: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Identification
  • NSN: 6615-01-476-7733
  • NIIN: 014767733
  • FSC: 6615 — Automatic Pilot Mechanisms and Airborne Gyro Components
  • FSG: 66 — Instruments and Laboratory Equipment
  • Primary part number: S6165-61500-861
  • Manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
General Description

The Spring Assy,collective Loop, cataloged under National Stock Number 6615-01-476-7733, is classified within Federal Supply Class 6615 (Automatic Pilot Mechanisms and Airborne Gyro Components) of the Instruments and Laboratory Equipment 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
NSN6615-01-476-7733
Primary Part NumberS6165-61500-861
Item NameSpring Assy,collective Loop
FSC / FSG6615 / 66 — Automatic Pilot Mechanisms and Airborne Gyro Components
ManufacturerSikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
StatusACTIVE
General Characteristics Item DescriptionNEXT HIGHER ASSEMBLY S6165-61500-853 SERVO CYL ASSY
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
S6165-61500-861 PRIMARY Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
No interchangeability data on file.
Other items in FSC 6615 — Automatic Pilot Mechanisms and Airborne Gyro Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6615-00-001-2505
GYROSCOPE,RATE
6615-00-001-2521
6615-00-001-2521 · Item name not on file
6615-00-001-3716
GYROMOTOR
6615-00-003-6602
6615-00-003-6602 · Item name not on file
6615-00-003-8469
6615-00-003-8469 · Item name not on file
6615-00-003-8470
6615-00-003-8470 · Item name not on file
6615-00-004-2193
6615-00-004-2193 · Item name not on file
6615-00-004-3779
6615-00-004-3779 · Item name not on file

Frequently Asked Questions

What is NSN 6615-01-476-7733?

NSN 6615-01-476-7733 is a Spring Assy,collective Loop, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 6615, Automatic Pilot Mechanisms and Airborne Gyro Components. Status: active.

What part numbers are listed for NSN 6615-01-476-7733?

NSN 6615-01-476-7733 has 1 manufacturer part number on file: S6165-61500-861 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).

What are the specifications of S6165-61500-861?

Key specifications for S6165-61500-861: General Characteristics Item Description: NEXT HIGHER ASSEMBLY S6165-61500-853 SERVO CYL ASSY; End Item Identification: CH124A/B ACFT. 1 specification is documented in the U.S. Government catalog.

Is NSN 6615-01-476-7733 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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