PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SAE J512 3 040110BInverted Nut,tube Coupling

Sae International Dba Sae International · NSN 4730-00-014-2431 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-014-2431 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-014-2431. Primary manufacturer part number: SAE J512 3 040110B.
Features
  • Inverted Nut,tube Coupling — FSC 4730
  • Thread Class: 2A A
  • Screw Thread Series Designator: UNF
  • Material: COPPER ALLOY 360
  • Specification/standard Data: 81343-J512 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Style Designator: INVERTED NUT, TUBE, FLARE
  • Material Document and Classification: SAE CA360, 1/2H ASSN STD SINGLE MATERIAL RESPONSE
  • Width Across Flats: 0.370 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Fluid conveyance
  • Hydraulic system plumbing
General Description

The Inverted Nut,tube Coupling, cataloged under National Stock Number 4730-00-014-2431, 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 Sae International Dba Sae International. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 19 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-014-2431
Primary Part NumberSAE J512 3 040110B
Item NameInverted Nut,tube Coupling
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusCANCELLED
Thread Class2A A
Screw Thread Series DesignatorUNF
MaterialCOPPER ALLOY 360
Specification/standard Data81343-J512 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Style DesignatorINVERTED NUT, TUBE, FLARE
Material Document and ClassificationSAE CA360, 1/2H ASSN STD SINGLE MATERIAL RESPONSE
Width Across Flats0.370 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Tube Outside Diameter for Which Designed0.188 INCHES NOMINAL IN
Nondefinitive Spec/std Data9 FIGURE
Casehardening IndicatorNOT CASEHARDENED
Thread Size3/8-24
Seat Angle in Deg45.0
Smallest Inside Diameter0.194 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
4730-00-014-2432SAE J512 4 040110B INTERCHANGEABLE
Inverted Nut,tube Coupling
Sae International Dba Sae International
5995-00-204-7053 INTERCHANGEABLE
Lead,electrical
5945-00-295-6674C746516-2 INTERCHANGEABLE
Relay,electromagnetic
L3 Technologies, Inc. Div Communication Systems-East
1650-00-345-4958142431 INTERCHANGEABLE
Pin and Bracket,swivel Joint
Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company
5331-01-555-1378ORM0300-10000 N-70 INTERCHANGEABLE
O-Ring
Zatkoff Seals and Packings
4730-01-563-8483 INTERCHANGEABLE
Adapter,lance
Cross-Reference Index
Part NumberManufacturer
SAE J512 3 040110B Society of Automotive Engineers Inc (USA)
142431 Spalla Inc (USA)
100X3 Dana Corp Weatherhead Div (USA)
SAE J512 3 040110B PRIMARY Sae International Dba Sae International (USA)
41-WB-03 Imperial (USA)
SAE-J512 Sae International Dba Sae International (USA)
2100X3 Essex Brass Corporation (USA)
J512 Society of Automotive Engineers Inc (USA)
142431 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
2100X3 United Technologies Automotive Inc Components Div (USA)
65A81C312-01 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
J512 Sae International Dba Sae International (USA)
53668 Am General Llc (USA)
100X3 Danfoss Power Solutions II, Llc (USA)
195158A1 Peterson Spring a Peterson American Co Fastener and Special Products (USA)
3 040110B Society of Automotive Engineers Inc (USA)
5262187 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
4730000142431 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
41IF-3 Parker-Hannifin Corp Div Fluid System Connector Division (USA)
Related Parts
4730-00-014-2432INTERCHANGEABLE
INVERTED NUT,TUBE COUPLING
SAE J512 4 040110B
5995-00-204-7053INTERCHANGEABLE
LEAD,ELECTRICAL
5945-00-295-6674INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
C746516-2
1650-00-345-4958INTERCHANGEABLE
PIN AND BRACKET,SWIVEL JOINT
142431
5331-01-555-1378INTERCHANGEABLE
O-RING
ORM0300-10000 N-70
4730-01-563-8483INTERCHANGEABLE
ADAPTER,LANCE

Frequently Asked Questions

What is NSN 4730-00-014-2431?

NSN 4730-00-014-2431 is a Inverted Nut,tube Coupling, manufactured by Sae International Dba Sae International, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-014-2431?

NSN 4730-00-014-2431 has 19 cross-referenced part numbers: SAE J512 3 040110B (Society of Automotive Engineers Inc), 142431 (Spalla Inc), 100X3 (Dana Corp Weatherhead Div), SAE J512 3 040110B (Sae International Dba Sae International), 41-WB-03 (Imperial) and 14 more.

What NSN replaces 4730-00-014-2431?

There are 6 known substitutes for 4730-00-014-2431: 4730-00-014-2432, 5995-00-204-7053, 5945-00-295-6674 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SAE J512 3 040110B?

Key specifications for SAE J512 3 040110B: Thread Class: 2A A; Screw Thread Series Designator: UNF; Material: COPPER ALLOY 360; Specification/standard Data: 81343-J512 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-014-2431 still in active supply?

NSN 4730-00-014-2431 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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