PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

149611Disk,valve

Curtiss-Wright Controls, Inc. Div Actuation Division · NSN 4820-00-482-8531 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-482-8531 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-482-8531. Primary manufacturer part number: 149611.
Features
  • Disk,valve — FSC 4820
  • Style Designator: POPPET
  • Flange Diameter: 1.180 INCHES NOMINAL IN
  • Material: STEEL
  • Shank Diameter: 1.000 INCHES NOMINAL IN
  • Seat Angle: 45.0 DEGREES NOMINAL
  • 1 verified cross-reference
  • Primary manufacturer: Curtiss-Wright Controls, Inc. Div Actuation Division
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-482-8531, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Curtiss-Wright Controls, Inc. Div Actuation Division. Government technical data includes 5 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-482-8531
Primary Part Number149611
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCurtiss-Wright Controls, Inc. Div Actuation Division
StatusACTIVE
Style DesignatorPOPPET
Flange Diameter1.180 INCHES NOMINAL IN
MaterialSTEEL
Shank Diameter1.000 INCHES NOMINAL IN
Seat Angle45.0 DEGREES NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4710-00-715-0730149-0611 INTERCHANGEABLE
Tube Assembly,metal
Cummins Power Generation Inc.
Cross-Reference Index
Part NumberManufacturer
149611 PRIMARY Curtiss-Wright Controls, Inc. Div Actuation Division (USA)
Related Parts
4710-00-715-0730INTERCHANGEABLE
TUBE ASSEMBLY,METAL
149-0611

Frequently Asked Questions

What is NSN 4820-00-482-8531?

NSN 4820-00-482-8531 is a Disk,valve, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-482-8531?

NSN 4820-00-482-8531 has 1 cross-referenced part number: 149611 (Curtiss-Wright Controls, Inc. Div Actuation Division).

What NSN replaces 4820-00-482-8531?

There is 1 known substitute for 4820-00-482-8531: 4710-00-715-0730. Verify interchangeability with system specifications before substitution.

What are the specifications of 149611?

Key specifications for 149611: Style Designator: POPPET; Overall Height: 2.000 INCHES NOMINAL IN; Flange Diameter: 1.180 INCHES NOMINAL IN; Material: STEEL. 6 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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