PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

35206Burner,tube

A. O. Smith Corporation Dba a O Smith Corp · NSN 4520-00-481-9413 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-00-481-9413 — this item is cataloged by the U.S. Government under National Stock Number 4520-00-481-9413. Primary manufacturer part number: 35206.
Features
  • Burner,tube — FSC 4520
  • General Characteristics Item Description: 12.438 IN. O/A LG,TUBE,0.500 IN. OD,12.062 IN. LG,W/ 0.750 IN. DIA,18 THD FLARED NUT,0.665 IN. DOUBLE FLARE,ONE END,OTHER END HAS CROSS DRILLED INTERSECTING HOLES AT 90 DEG ANGLE IN STEEL FITTING,BRAZED ON TUBE END,OTHER HOLE ACCOMODATES 0.375 IN. DIA,18 EXTERNAL THD FREE FITTING NIPPLE,2.062 IN. THD LG,ONE END OF NIPPLE HAS 0.438 IN. DIA INTERNAL THD,27 THD PER IN. 0.375 IN. DP,NIPPLE,3.000 IN. O/A LG IN
  • 1 verified cross-reference
  • Primary manufacturer: A. O. Smith Corporation Dba a O Smith Corp
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Burner,tube, cataloged under National Stock Number 4520-00-481-9413, is classified within Federal Supply Class 4520 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is A. O. Smith Corporation Dba a O Smith Corp. Government technical data includes 1 verified specification, 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-00-481-9413
Primary Part Number35206
Item NameBurner,tube
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerA. O. Smith Corporation Dba a O Smith Corp
StatusACTIVE
General Characteristics Item Description12.438 IN. O/A LG,TUBE,0.500 IN. OD,12.062 IN. LG,W/ 0.750 IN. DIA,18 THD FLARED NUT,0.665 IN. DOUBLE FLARE,ONE END,OTHER END HAS CROSS DRILLED INTERSECTING HOLES AT 90 DEG ANGLE IN STEEL FITTING,BRAZED ON TUBE END,OTHER HOLE ACCOMODATES 0.375 IN. DIA,18 EXTERNAL THD FREE FITTING NIPPLE,2.062 IN. THD LG,ONE END OF NIPPLE HAS 0.438 IN. DIA INTERNAL THD,27 THD PER IN. 0.375 IN. DP,NIPPLE,3.000 IN. O/A LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5133-01-097-0411 INTERCHANGEABLE
Drill,twist
5440-01-130-709635206 INTERCHANGEABLE
Stepladder
Bauer Corp
7050-01-323-5293 INTERCHANGEABLE
Memory Board Electr
4220-01-562-548835206 INTERCHANGEABLE
Co2 Cylinder 33g,ai
Isi North America Inc
Cross-Reference Index
Part NumberManufacturer
35206 PRIMARY A. O. Smith Corporation Dba a O Smith Corp (USA)
Related Parts
5133-01-097-0411INTERCHANGEABLE
DRILL,TWIST
5440-01-130-7096INTERCHANGEABLE
STEPLADDER
35206
7050-01-323-5293INTERCHANGEABLE
MEMORY BOARD ELECTR
4220-01-562-5488INTERCHANGEABLE
CO2 CYLINDER 33G,AI
35206

Frequently Asked Questions

What is NSN 4520-00-481-9413?

NSN 4520-00-481-9413 is a Burner,tube, manufactured by A. O. Smith Corporation Dba a O Smith Corp, classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-00-481-9413?

NSN 4520-00-481-9413 has 1 cross-referenced part number: 35206 (A. O. Smith Corporation Dba a O Smith Corp).

What NSN replaces 4520-00-481-9413?

There are 4 known substitutes for 4520-00-481-9413: 5133-01-097-0411, 5440-01-130-7096, 7050-01-323-5293 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 35206?

Key specifications for 35206: General Characteristics Item Description: 12.438 IN. O/A LG,TUBE,0.500 IN. OD,12.062 IN. LG,W/ 0.750 IN. DIA,18 THD FLARED NUT,0.665 IN. DOUBLE FLARE,ONE END,OTHER END HAS CROSS DRILLED INTERSECTING HOLES AT 90 DEG ANGLE IN STEEL FITTING,BRAZED ON TUBE END,OTHER HOLE ACCOMODATES 0.375 IN. DIA,18 EXTERNAL THD FREE FITTING NIPPLE,2.062 IN. THD LG,ONE END OF NIPPLE HAS 0.438 IN. DIA INTERNAL THD,27 THD PER IN. 0.375 IN. DP,NIPPLE,3.000 IN. O/A LG IN. 1 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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