PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

725-8839153-A1Gear Operator,valve

Naval Sea Systems Command · NSN 4820-01-706-7150 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-706-7150 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-706-7150. Primary manufacturer part number: 725-8839153-A1.
Features
  • Gear Operator,valve — FSC 4820
  • 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 4820-01-706-7150, 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. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGear Operator,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersElectric Boat Corporation Div General Dynamics Electric Boat (CAGE 96169); Naval Sea Systems Command (CAGE 53711)
Technical Specifications
ParameterValue
NSN4820-01-706-7150
Primary Part Number725-8839153-A1
Item NameGear Operator,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-01-709-1173725-8839153-A3 INTERCHANGEABLE
Deck Box Operator,valve
Naval Sea Systems Command
5340-01-721-4395725-8839153-25 INTERCHANGEABLE
Handle,manual Control
Naval Sea Systems Command
3040-01-721-4405725-8839153-A103 INTERCHANGEABLE
Manual Remote Operator
Naval Sea Systems Command
3010-01-721-4413725-8839153-106 INTERCHANGEABLE
Universal Joint,nonvehicular
Naval Sea Systems Command
3010-01-721-4915725-8839153-124 INTERCHANGEABLE
Universal Joint,nonvehicular
Naval Sea Systems Command
3130-01-721-5291725-8839153-90 INTERCHANGEABLE
Bearing Unit,plain
Naval Sea Systems Command
5340-01-721-7013725-8839153-25-02 INTERCHANGEABLE
Handle,manual Control
Naval Sea Systems Command
3010-01-722-2133725-8839153-125 INTERCHANGEABLE
Universal Joint,nonvehicular
Naval Sea Systems Command
3040-01-722-4130725-8839153-A101 INTERCHANGEABLE
Manual Remote
Naval Sea Systems Command
3010-01-722-4140725-8839153-105 INTERCHANGEABLE
Universal Joint,nonvehicular
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
R5257820-A1 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
725-8839153-A1 PRIMARY Naval Sea Systems Command (USA)
8839153 Naval Sea Systems Command (USA)
Related Parts
4820-01-709-1173INTERCHANGEABLE
DECK BOX OPERATOR,VALVE
725-8839153-A3
5340-01-721-4395INTERCHANGEABLE
HANDLE,MANUAL CONTROL
725-8839153-25
3040-01-721-4405INTERCHANGEABLE
MANUAL REMOTE OPERATOR
725-8839153-A103
3010-01-721-4413INTERCHANGEABLE
UNIVERSAL JOINT,NONVEHICULAR
725-8839153-106
3010-01-721-4915INTERCHANGEABLE
UNIVERSAL JOINT,NONVEHICULAR
725-8839153-124
3130-01-721-5291INTERCHANGEABLE
BEARING UNIT,PLAIN
725-8839153-90
5340-01-721-7013INTERCHANGEABLE
HANDLE,MANUAL CONTROL
725-8839153-25-02
3010-01-722-2133INTERCHANGEABLE
UNIVERSAL JOINT,NONVEHICULAR
725-8839153-125
3040-01-722-4130INTERCHANGEABLE
MANUAL REMOTE
725-8839153-A101
3010-01-722-4140INTERCHANGEABLE
UNIVERSAL JOINT,NONVEHICULAR
725-8839153-105
5355-01-722-6937INTERCHANGEABLE
POINTER,DIAL
845-4687407-35
3040-01-734-5981INTERCHANGEABLE
MANUAL REMOTE OPERATOR
725-8839153-A102

Frequently Asked Questions

What is NSN 4820-01-706-7150?

NSN 4820-01-706-7150 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 4820-01-706-7150?

NSN 4820-01-706-7150 has 3 cross-referenced part numbers: R5257820-A1 (Electric Boat Corporation Div General Dynamics Electric Boat), 725-8839153-A1 (Naval Sea Systems Command), 8839153 (Naval Sea Systems Command).

What NSN replaces 4820-01-706-7150?

There are 12 known substitutes for 4820-01-706-7150: 4820-01-709-1173, 5340-01-721-4395, 3040-01-721-4405 and 9 more. Verify interchangeability with system specifications before substitution.

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