PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30149Seat,valve

Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val · NSN 4810-01-419-1600 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-419-1600 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-419-1600. Primary manufacturer part number: 30149.
Features
  • Seat,valve — FSC 4810
  • Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Material: STEEL COMP 420 OVERALL
  • Hardness Rating: 50.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL
  • Surface Treatment: PASSIVATE OVERALL
  • Body Outside Diameter: 0.250 INCHES NOMINAL IN
  • Body Inside Diameter: 0.125 INCHES NOMINAL IN
  • 1 verified cross-reference
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Comp 420 Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4810-01-419-1600, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-01-419-1600
Primary Part Number30149
Item NameSeat,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerTriumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val
StatusACTIVE
Surface Treatment Document and ClassificationMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MaterialSTEEL COMP 420 OVERALL
Hardness Rating50.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL
Surface TreatmentPASSIVATE OVERALL
Body Outside Diameter0.250 INCHES NOMINAL IN
Body Inside Diameter0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5330-00-390-753530149 INTERCHANGEABLE
Gasket
Honeywell International, Inc Div Aerospace-Tucson
4730-01-121-529930149 INTERCHANGEABLE
Nut,tube Coupling
Sabre Engines Ltd
6210-01-182-481330149 INTERCHANGEABLE
Lens,light
Osram Sylvania Ltd
4730-01-284-323430149 INTERCHANGEABLE
Coupling Half,quick Disconnect
Little Beaver Inc
4820-01-524-267230149 INTERCHANGEABLE
Nozzle,valve
Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris
Cross-Reference Index
Part NumberManufacturer
30149 PRIMARY Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val (USA)
Related Parts
5330-00-390-7535INTERCHANGEABLE
GASKET
30149
4730-01-121-5299INTERCHANGEABLE
NUT,TUBE COUPLING
30149
6210-01-182-4813INTERCHANGEABLE
LENS,LIGHT
30149
4730-01-284-3234INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
30149
4820-01-524-2672INTERCHANGEABLE
NOZZLE,VALVE
30149

Frequently Asked Questions

What is NSN 4810-01-419-1600?

NSN 4810-01-419-1600 is a Seat,valve, manufactured by Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-419-1600?

NSN 4810-01-419-1600 has 1 cross-referenced part number: 30149 (Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val).

What NSN replaces 4810-01-419-1600?

There are 5 known substitutes for 4810-01-419-1600: 5330-00-390-7535, 4730-01-121-5299, 6210-01-182-4813 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30149?

Key specifications for 30149: Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Material: STEEL COMP 420 OVERALL; Hardness Rating: 50.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL; Surface Treatment: PASSIVATE OVERALL. 7 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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