PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

341 PART 341-01VMSeat,valve

Naval Inventory Control Point Mechanicsburg · NSN 4820-01-380-7441 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-380-7441 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-380-7441. Primary manufacturer part number: 341 PART 341-01VM.
Features
  • Seat,valve — FSC 4820
  • 4 verified cross-references
  • Primary manufacturer: Naval Inventory Control Point Mechanicsburg
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-380-7441, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeat,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersNaval Inventory Control Point Mechanicsburg (CAGE 03950); Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (CAGE 55378)
Technical Specifications
ParameterValue
NSN4820-01-380-7441
Primary Part Number341 PART 341-01VM
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5935-00-054-14862743-9 INTERCHANGEABLE
Connector,plug,electrical
Microwave Devices Inc
5950-00-249-257634101 INTERCHANGEABLE
Coil,radio Frequency
Beta Labs Inc a-B and Millen Mfg Div
2825-00-389-8452D15-743-86 INTERCHANGEABLE
Yoke,hand Valve
Northrop Grumman Systems Corporation Div Marine Systems
5310-00-465-6756 INTERCHANGEABLE
Washer Spring
4820-00-824-5274341-01 INTERCHANGEABLE
Seat,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
1660-00-960-4493 INTERCHANGEABLE
Filler Valve,aircraft Oxygen
Cross-Reference Index
Part NumberManufacturer
341 PART 341-01VM Naval Inventory Control Point Mechanicsburg (USA)
341-01 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
341 PART 341-01 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
341-01VM Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5935-00-054-1486INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
2743-9
5950-00-249-2576INTERCHANGEABLE
COIL,RADIO FREQUENCY
34101
2825-00-389-8452INTERCHANGEABLE
YOKE,HAND VALVE
D15-743-86
5310-00-465-6756INTERCHANGEABLE
WASHER SPRING
4820-00-824-5274INTERCHANGEABLE
SEAT,VALVE
341-01
1660-00-960-4493INTERCHANGEABLE
FILLER VALVE,AIRCRAFT OXYGEN

Frequently Asked Questions

What is NSN 4820-01-380-7441?

NSN 4820-01-380-7441 is a Seat,valve, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-380-7441?

NSN 4820-01-380-7441 has 4 cross-referenced part numbers: 341 PART 341-01VM (Naval Inventory Control Point Mechanicsburg), 341-01 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 341 PART 341-01 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 341-01VM (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 4820-01-380-7441?

There are 6 known substitutes for 4820-01-380-7441: 5935-00-054-1486, 5950-00-249-2576, 2825-00-389-8452 and 3 more. Verify interchangeability with system specifications before substitution.

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