PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

845-6603141-50Ring Gear

Naval Sea Systems Command · NSN 3020-01-382-3563 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-382-3563 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-382-3563. Primary manufacturer part number: 845-6603141-50.
Features
  • Ring Gear — FSC 3020
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
  • Criticality Code Justification: ZZZY
  • 3 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Ring Gear, cataloged under National Stock Number 3020-01-382-3563, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-382-3563
Primary Part Number845-6603141-50
Item NameRing Gear
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3020-01-414-7959835-6556499 INTERCHANGEABLE
Gear,internal
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
845-6603141-50 Naval Sea Systems Command (USA)
845-6800704-050 Naval Sea Systems Command (USA)
845-6556499 Naval Sea Systems Command (USA)
Related Parts
3020-01-414-7959INTERCHANGEABLE
GEAR,INTERNAL
835-6556499

Frequently Asked Questions

What is NSN 3020-01-382-3563?

NSN 3020-01-382-3563 is a Ring Gear, manufactured by Naval Sea Systems Command, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-382-3563?

NSN 3020-01-382-3563 has 3 cross-referenced part numbers: 845-6603141-50 (Naval Sea Systems Command), 845-6800704-050 (Naval Sea Systems Command), 845-6556499 (Naval Sea Systems Command).

What NSN replaces 3020-01-382-3563?

There is 1 known substitute for 3020-01-382-3563: 3020-01-414-7959. Verify interchangeability with system specifications before substitution.

What are the specifications of 845-6603141-50?

Key specifications for 845-6603141-50: Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS; Criticality Code Justification: ZZZY. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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