PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4519Tubing,nonmetallic

Stalwart Rubber Co the Div of Blasius Industries Inc · NSN 4720-00-287-3370 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-287-3370 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-287-3370. Primary manufacturer part number: 4519.
Features
  • Tubing,nonmetallic — FSC 4720
  • Measuring Method and Length: 72.000 INCHES NOMINAL OVERALL IN
  • Inside Diameter: 0.016 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: ROUND
  • Outside Diameter: 0.048 INCHES NOMINAL IN
  • Material: RUBBER CHLOROPRENE CLASS CR TUBE
  • Flexibility: FLEXIBLE
  • 2 verified cross-references
Applications
  • Applications requiring Rubber Chloroprene Class Cr Tube construction
General Description

The Tubing,nonmetallic, cataloged under National Stock Number 4720-00-287-3370, is classified within Federal Supply Class 4720 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Stalwart Rubber Co the Div of Blasius Industries Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4720-00-287-3370
Primary Part Number4519
Item NameTubing,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerStalwart Rubber Co the Div of Blasius Industries Inc
StatusCANCELLED
Measuring Method and Length72.000 INCHES NOMINAL OVERALL IN
Inside Diameter0.016 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
Outside Diameter0.048 INCHES NOMINAL IN
MaterialRUBBER CHLOROPRENE CLASS CR TUBE
FlexibilityFLEXIBLE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-100-057534478 INTERCHANGEABLE
Cup,tapered Roller Bearing
Federal-Mogul Corp Government Sales Dept
9540-00-232-0135 INTERCHANGEABLE
Beam,structural
5120-00-257-849413358 INTERCHANGEABLE
Wrench,nozzle Changer
Collins Engine Nozzles, Inc
9540-00-406-7420 INTERCHANGEABLE
Beam,structural
9540-00-450-5760 INTERCHANGEABLE
Beam,structural
5360-00-597-2296 INTERCHANGEABLE
Spring,helical,extension
6625-00-768-0955 INTERCHANGEABLE
Voltmeter
6240-00-939-7855 INTERCHANGEABLE
Lamp,incandescent
6240-00-939-7859120MB INTERCHANGEABLE
Lamp,incandescent
Gte Products Corp Lighting Products Group Hillsboro Miniature Lamp Plant
1075-00-986-6683 INTERCHANGEABLE
Tube
Cross-Reference Index
Part NumberManufacturer
4519 Stalwart Rubber Co the Div of Blasius Industries Inc (USA)
34478 Raytheon Company Dba Raytheon (USA)
Related Parts
3110-00-100-0575INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
34478
9540-00-232-0135INTERCHANGEABLE
BEAM,STRUCTURAL
5120-00-257-8494INTERCHANGEABLE
WRENCH,NOZZLE CHANGER
13358
9540-00-406-7420INTERCHANGEABLE
BEAM,STRUCTURAL
9540-00-450-5760INTERCHANGEABLE
BEAM,STRUCTURAL
5360-00-597-2296INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
6625-00-768-0955INTERCHANGEABLE
VOLTMETER
6240-00-939-7855INTERCHANGEABLE
LAMP,INCANDESCENT
6240-00-939-7859INTERCHANGEABLE
LAMP,INCANDESCENT
120MB
1075-00-986-6683INTERCHANGEABLE
TUBE
4610-01-177-5368INTERCHANGEABLE
BRACKET ASSEMBLY
244339
4730-01-206-8775INTERCHANGEABLE
REDUCER,PIPE

Frequently Asked Questions

What is NSN 4720-00-287-3370?

NSN 4720-00-287-3370 is a Tubing,nonmetallic, manufactured by Stalwart Rubber Co the Div of Blasius Industries Inc, classified under FSC 4720 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4720-00-287-3370?

NSN 4720-00-287-3370 has 2 cross-referenced part numbers: 4519 (Stalwart Rubber Co the Div of Blasius Industries Inc), 34478 (Raytheon Company Dba Raytheon).

What NSN replaces 4720-00-287-3370?

There are 12 known substitutes for 4720-00-287-3370: 3110-00-100-0575, 9540-00-232-0135, 5120-00-257-8494 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4519?

Key specifications for 4519: Measuring Method and Length: 72.000 INCHES NOMINAL OVERALL IN; Inside Diameter: 0.016 INCHES NOMINAL IN; Cross-Sectional Shape Style: ROUND; Outside Diameter: 0.048 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4720-00-287-3370 still in active supply?

NSN 4720-00-287-3370 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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