PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

845-6603141-84Gear Operator,valve

Naval Sea Systems Command · NSN 4820-01-415-4349 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-415-4349 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-415-4349. Primary manufacturer part number: 845-6603141-84.
Features
  • Gear Operator,valve — FSC 4820
  • Gear Type: WORM
  • Features Provided: HANDWHEEL
  • Material: STEEL
  • 3 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Power transmission and speed reduction
  • Rotary motion transfer
General Description

The Gear Operator,valve, cataloged under National Stock Number 4820-01-415-4349, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 3 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-415-4349
Primary Part Number845-6603141-84
Item NameGear Operator,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Gear TypeWORM
Features ProvidedHANDWHEEL
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4820-01-389-6485 INTERCHANGEABLE
Gear Operator,valve
4730-01-413-82711/2-NPT INTERCHANGEABLE
Plug,pipe
Naval Sea Systems Command
3020-01-414-7959835-6556499 INTERCHANGEABLE
Gear,internal
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
6603141 Naval Sea Systems Command (USA)
845-6603141-84 PRIMARY Naval Sea Systems Command (USA)
845-6603149 Naval Sea Systems Command (USA)
Related Parts
4820-01-389-6485INTERCHANGEABLE
GEAR OPERATOR,VALVE
4730-01-413-8271INTERCHANGEABLE
PLUG,PIPE
1/2-NPT
3020-01-414-7959INTERCHANGEABLE
GEAR,INTERNAL
835-6556499

Frequently Asked Questions

What is NSN 4820-01-415-4349?

NSN 4820-01-415-4349 is a Gear Operator,valve, manufactured by Naval Sea Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-415-4349?

NSN 4820-01-415-4349 has 3 cross-referenced part numbers: 6603141 (Naval Sea Systems Command), 845-6603141-84 (Naval Sea Systems Command), 845-6603149 (Naval Sea Systems Command).

What NSN replaces 4820-01-415-4349?

There are 3 known substitutes for 4820-01-415-4349: 4820-01-389-6485, 4730-01-413-8271, 3020-01-414-7959. Verify interchangeability with system specifications before substitution.

What are the specifications of 845-6603141-84?

Key specifications for 845-6603141-84: Gear Type: WORM; Features Provided: HANDWHEEL; Material: STEEL; End Item Identification: SEAWOLF CLASS SSN. 4 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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