PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SAE J512 7 010111BNut,tube Coupling

Sae International Dba Sae International · NSN 4730-00-011-8540 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-011-8540 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-011-8540. Primary manufacturer part number: SAE J512 7 010111B.
Features
  • Nut,tube Coupling — FSC 4730
  • Thread Direction: RIGHT-HAND
  • Thread Class: 2B
  • Material: COPPER ALLOY 360 OVERALL
  • Specification/standard Data: 81343-J512 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Nut Height: 1.500 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 16
  • Length to Shoulder: 0.250 INCHES NOMINAL IN
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 4730-00-011-8540, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-011-8540
Primary Part NumberSAE J512 7 010111B
Item NameNut,tube Coupling
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusCANCELLED
Thread DirectionRIGHT-HAND
Thread Class2B
MaterialCOPPER ALLOY 360 OVERALL
Specification/standard Data81343-J512 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Nut Height1.500 INCHES NOMINAL IN
Thread Quantity Per Inch16
Length to Shoulder0.250 INCHES NOMINAL IN
Thread SeriesUNS
Smallest Inside Diameter0.442 INCHES NOMINAL IN
Nominal Thread Size0.687 INCHES IN
Width Across Flats0.812 INCHES NOMINAL IN
Seat Angle45.00 DEGREES NOMINAL
Nominal Tube Outside Diameter0.438 INCHES IN
Nut StyleTUBE COUPLING
Nondefinitive Spec/std Data4 FIGURE
Material Document and ClassificationQQ-B-626,1/2 H FED SPEC ALL MATERIAL RESPONSES OVERALL
Thread Pitch Diameters+0.6469 TO 0.6531 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5330-00-599-045241-7 INTERCHANGEABLE
Packing,preformed
Eaton Aerospace, Llc Dba Jackson South
Cross-Reference Index
Part NumberManufacturer
SAE J512 7 010111B Society of Automotive Engineers Inc (USA)
SAE-J512 Sae International Dba Sae International (USA)
7 010111B Society of Automotive Engineers Inc (USA)
SAE J512 7 010111B PRIMARY Sae International Dba Sae International (USA)
J512 Society of Automotive Engineers Inc (USA)
MS39166-6L Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
41FL-7 Parker-Hannifin Corp Div Fluid System Connector Division (USA)
41X7 Dana Corp Weatherhead Div (USA)
N20311B Diamond Reo Truck Co (USA)
41F7-16 Imperial (USA)
J512 Sae International Dba Sae International (USA)
Related Parts
5330-00-599-0452INTERCHANGEABLE
PACKING,PREFORMED
41-7

Frequently Asked Questions

What is NSN 4730-00-011-8540?

NSN 4730-00-011-8540 is a 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 4730-00-011-8540?

NSN 4730-00-011-8540 has 11 cross-referenced part numbers: SAE J512 7 010111B (Society of Automotive Engineers Inc), SAE-J512 (Sae International Dba Sae International), 7 010111B (Society of Automotive Engineers Inc), SAE J512 7 010111B (Sae International Dba Sae International), J512 (Society of Automotive Engineers Inc) and 6 more.

What NSN replaces 4730-00-011-8540?

There is 1 known substitute for 4730-00-011-8540: 5330-00-599-0452. Verify interchangeability with system specifications before substitution.

What are the specifications of SAE J512 7 010111B?

Key specifications for SAE J512 7 010111B: Thread Direction: RIGHT-HAND; Thread Class: 2B; Material: COPPER ALLOY 360 OVERALL; Specification/standard Data: 81343-J512 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-011-8540 still in active supply?

NSN 4730-00-011-8540 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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