PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

57449-00Indicator,valve Opening

Triumph Controls, Llc Dba Triumph Controls, Llc · NSN 4820-01-395-3452 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-395-3452 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-395-3452. Primary manufacturer part number: 57449-00.
Features
  • Indicator,valve Opening — FSC 4820
  • 4 verified cross-references
  • Primary manufacturer: Triumph Controls, Llc Dba Triumph Controls, Llc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Indicator,valve Opening, cataloged under National Stock Number 4820-01-395-3452, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Triumph Controls, Llc Dba Triumph Controls, Llc. This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameIndicator,valve Opening
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersTriumph Controls, Llc Dba Triumph Controls, Llc (CAGE 78710)
Technical Specifications
ParameterValue
NSN4820-01-395-3452
Primary Part Number57449-00
Item NameIndicator,valve Opening
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTriumph Controls, Llc Dba Triumph Controls, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5905-00-201-367057-449 INTERCHANGEABLE
Resistor,fixed,wire Wound,nonind
Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
6125-00-553-0873115-5190P1 INTERCHANGEABLE
Dynamotor
Raytheon Company Div Corp
4820-01-066-267457449 INTERCHANGEABLE
Sleeve and Slide,directional Con
Parker Hannifin Corporation Div Hydraulic Systems Division
3120-01-184-38065041-373 INTERCHANGEABLE
Bushing,sleeve
Raytheon Company Div Rmd Strategic
3040-01-392-698458202-03 INTERCHANGEABLE
Actuator,mechanical,nonaircraft
Triumph Controls, Llc Dba Triumph Controls, Llc
3040-01-392-698558202-04 INTERCHANGEABLE
Actuator,mechanical,nonaircraft
Triumph Controls, Llc Dba Triumph Controls, Llc
3040-01-393-585458200-02 INTERCHANGEABLE
Shaft,shouldered
Triumph Controls, Llc Dba Triumph Controls, Llc
4820-01-395-399457448-00 INTERCHANGEABLE
Indicator,valve Opening
Triumph Controls, Llc Dba Triumph Controls, Llc
Cross-Reference Index
Part NumberManufacturer
57449-00 PRIMARY Triumph Controls, Llc Dba Triumph Controls, Llc (USA)
58202 Triumph Controls, Llc Dba Triumph Controls, Llc (USA)
57449 Triumph Controls, Llc Dba Triumph Controls, Llc (USA)
58202 ITEM 3 57449 Triumph Controls, Llc Dba Triumph Controls, Llc (USA)
Related Parts
5905-00-201-3670INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,NONIND
57-449
6125-00-553-0873INTERCHANGEABLE
DYNAMOTOR
115-5190P1
4820-01-066-2674INTERCHANGEABLE
SLEEVE AND SLIDE,DIRECTIONAL CON
57449
3120-01-184-3806INTERCHANGEABLE
BUSHING,SLEEVE
5041-373
3040-01-392-6984INTERCHANGEABLE
ACTUATOR,MECHANICAL,NONAIRCRAFT
58202-03
3040-01-392-6985INTERCHANGEABLE
ACTUATOR,MECHANICAL,NONAIRCRAFT
58202-04
3040-01-393-5854INTERCHANGEABLE
SHAFT,SHOULDERED
58200-02
4820-01-395-3994INTERCHANGEABLE
INDICATOR,VALVE OPENING
57448-00

Frequently Asked Questions

What is NSN 4820-01-395-3452?

NSN 4820-01-395-3452 is a Indicator,valve Opening, manufactured by Triumph Controls, Llc Dba Triumph Controls, Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-395-3452?

NSN 4820-01-395-3452 has 4 cross-referenced part numbers: 57449-00 (Triumph Controls, Llc Dba Triumph Controls, Llc), 58202 (Triumph Controls, Llc Dba Triumph Controls, Llc), 57449 (Triumph Controls, Llc Dba Triumph Controls, Llc), 58202 ITEM 3 57449 (Triumph Controls, Llc Dba Triumph Controls, Llc).

What NSN replaces 4820-01-395-3452?

There are 8 known substitutes for 4820-01-395-3452: 5905-00-201-3670, 6125-00-553-0873, 4820-01-066-2674 and 5 more. Verify interchangeability with system specifications before substitution.

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