PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A18-4Nut,tube Coupling

Lube Devices Inc Flodar Fluid Power Fittings Div · NSN 4730-01-345-7923 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-345-7923 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-345-7923. Primary manufacturer part number: A18-4.
Features
  • Nut,tube Coupling — FSC 4730
  • Specification/standard Data: 98660-A18-4 MANUFACTURERS STANDARD
  • 1 verified cross-reference
  • Primary manufacturer: Lube Devices Inc Flodar Fluid Power Fittings Div
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Fluid conveyance
  • Hydraulic system plumbing
General Description

The Nut,tube Coupling, cataloged under National Stock Number 4730-01-345-7923, 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 Lube Devices Inc Flodar Fluid Power Fittings Div. 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-345-7923
Primary Part NumberA18-4
Item NameNut,tube Coupling
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerLube Devices Inc Flodar Fluid Power Fittings Div
StatusACTIVE
Specification/standard Data98660-A18-4 MANUFACTURERS STANDARD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5940-00-111-3184A79 INTERCHANGEABLE
Terminal,lug
Abb Installation Products Inc
3455-00-194-053410310 INTERCHANGEABLE
Cutter,milling,plain
Niagara Cutter Inc
6810-00-264-8955 INTERCHANGEABLE
Acetone
5340-00-526-1045184 INTERCHANGEABLE
Holder,spring
Aerocontrolex Group, Inc. Div Talley Actuators
2590-00-734-8873A184 INTERCHANGEABLE
Cylinder Asy Hydrau
Heil Environmental Industries
5977-00-756-85287652-245 INTERCHANGEABLE
Holder Assembly,electrical Conta
Goodrich Corporation Dba Goodrich Isr Systems Div Surveillance & Reconnaissance Systems
6150-01-156-5331 INTERCHANGEABLE
Lead,electrical
5962-01-162-4542728000-47 INTERCHANGEABLE
Microcircuit,linear
Raytheon Company Div Rmd Strategic
5330-01-179-5888A18-4 INTERCHANGEABLE
Retainer,packing
Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc
6810-01-461-8136 INTERCHANGEABLE
Acetone
Cross-Reference Index
Part NumberManufacturer
A18-4 PRIMARY Lube Devices Inc Flodar Fluid Power Fittings Div (USA)
Related Parts
5940-00-111-3184INTERCHANGEABLE
TERMINAL,LUG
A79
3455-00-194-0534INTERCHANGEABLE
CUTTER,MILLING,PLAIN
10310
6810-00-264-8955INTERCHANGEABLE
ACETONE
5340-00-526-1045INTERCHANGEABLE
HOLDER,SPRING
184
2590-00-734-8873INTERCHANGEABLE
CYLINDER ASY HYDRAU
A184
5977-00-756-8528INTERCHANGEABLE
HOLDER ASSEMBLY,ELECTRICAL CONTA
7652-245
6150-01-156-5331INTERCHANGEABLE
LEAD,ELECTRICAL
5962-01-162-4542INTERCHANGEABLE
MICROCIRCUIT,LINEAR
728000-47
5330-01-179-5888INTERCHANGEABLE
RETAINER,PACKING
A18-4
6810-01-461-8136INTERCHANGEABLE
ACETONE

Frequently Asked Questions

What is NSN 4730-01-345-7923?

NSN 4730-01-345-7923 is a Nut,tube Coupling, manufactured by Lube Devices Inc Flodar Fluid Power Fittings Div, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-345-7923?

NSN 4730-01-345-7923 has 1 cross-referenced part number: A18-4 (Lube Devices Inc Flodar Fluid Power Fittings Div).

What NSN replaces 4730-01-345-7923?

There are 10 known substitutes for 4730-01-345-7923: 5940-00-111-3184, 3455-00-194-0534, 6810-00-264-8955 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A18-4?

Key specifications for A18-4: Specification/standard Data: 98660-A18-4 MANUFACTURERS STANDARD. 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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