PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

519-4Fitting

Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division · NSN 4730-01-121-3910 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-121-3910 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-121-3910. Primary manufacturer part number: 519-4.
Features
  • Fitting — FSC 4730
  • 2 verified cross-references
  • Primary manufacturer: Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Fitting, cataloged under National Stock Number 4730-01-121-3910, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameFitting
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersParker Hannifin Corp Div Fluid Connector Service Center - Los Angeles (CAGE 03925); Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (CAGE 98441)
Technical Specifications
ParameterValue
NSN4730-01-121-3910
Primary Part Number519-4
Item NameFitting
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerParker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5331-00-426-25895-194 N674-70 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5360-00-498-62535194 INTERCHANGEABLE
Spring,helical,extension
Garwood/feller Inc Garwood Winch Div
4030-00-697-07775194 INTERCHANGEABLE
Rod,anchor
Ngk-Locke, Inc.
2915-00-706-27635194-1 INTERCHANGEABLE
Parts Kit,pump,cure
Hydro-Aire Aerospace Corp
6515-01-125-64095194 INTERCHANGEABLE
Needle,hypodermic
Becton, Dickinson and Co Dba Becton Dickinson & Co
5120-01-307-1477D5194 INTERCHANGEABLE
Alignment Tool,electronic Equipm
Cessna Aircraft Co Mccauley Accessory Div
5998-01-705-55985194 INTERCHANGEABLE
Circuit Card Assembly
Acromag, Incorporated
Cross-Reference Index
Part NumberManufacturer
519-4 Parker Hannifin Corp Div Fluid Connector Service Center - Los Angeles (USA)
519-4 PRIMARY Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
Related Parts
5331-00-426-2589INTERCHANGEABLE
O-RING
5-194 N674-70
5360-00-498-6253INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
5194
4030-00-697-0777INTERCHANGEABLE
ROD,ANCHOR
5194
2915-00-706-2763INTERCHANGEABLE
PARTS KIT,PUMP,CURE
5194-1
6515-01-125-6409INTERCHANGEABLE
NEEDLE,HYPODERMIC
5194
5120-01-307-1477INTERCHANGEABLE
ALIGNMENT TOOL,ELECTRONIC EQUIPM
D5194
5998-01-705-5598INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5194

Frequently Asked Questions

What is NSN 4730-01-121-3910?

NSN 4730-01-121-3910 is a Fitting, manufactured by Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-121-3910?

NSN 4730-01-121-3910 has 2 cross-referenced part numbers: 519-4 (Parker Hannifin Corp Div Fluid Connector Service Center - Los Angeles), 519-4 (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division).

What NSN replaces 4730-01-121-3910?

There are 7 known substitutes for 4730-01-121-3910: 5331-00-426-2589, 5360-00-498-6253, 4030-00-697-0777 and 4 more. Verify interchangeability with system specifications before substitution.

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