PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

114630Nut,tube Coupling

Rolls-Royce Solutions America Inc · NSN 4730-01-057-9598 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-057-9598 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-057-9598. Primary manufacturer part number: 114630.
Features
  • Nut,tube Coupling — FSC 4730
  • Thread Direction: RIGHT-HAND
  • Nominal Tube Outside Diameter: 0.312 INCHES IN
  • Thread Quantity Per Inch: 24
  • Material: COPPER ALLOY OVERALL
  • Length to Shoulder: 0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
  • Thread Series: UNS
  • Nominal Thread Size: 0.500 INCHES 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 4730-01-057-9598, 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 Rolls-Royce Solutions America Inc. Government technical data includes 14 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-057-9598
Primary Part Number114630
Item NameNut,tube Coupling
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerRolls-Royce Solutions America Inc
StatusACTIVE
Thread DirectionRIGHT-HAND
Nominal Tube Outside Diameter0.312 INCHES IN
Thread Quantity Per Inch24
MaterialCOPPER ALLOY OVERALL
Length to Shoulder0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
Thread SeriesUNS
Nominal Thread Size0.500 INCHES IN
Width Across Flats0.562 INCHES NOMINAL IN
Thread Class2B
Nut Height0.438 INCHES NOMINAL IN
Smallest Inside Diameter0.312 INCHES NOMINAL IN
Fabrication MethodMACHINED
Nut StyleTUBE COUPLING
Seat Angle45.0 DEGREES NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4730-00-278-8829SAE J512 5 060110B INTERCHANGEABLE
Nut,tube Coupling
Sae International Dba Sae International
6120-00-954-3993 INTERCHANGEABLE
Power Supply
4730-01-431-9152DS-G-73206-6 PC2 INTERCHANGEABLE
Nozzle,spray,fluid-Emulsion
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
4730010579598 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
114630 PRIMARY Rolls-Royce Solutions America Inc (USA)
Related Parts
4730-00-278-8829INTERCHANGEABLE
NUT,TUBE COUPLING
SAE J512 5 060110B
6120-00-954-3993INTERCHANGEABLE
POWER SUPPLY
4730-01-431-9152INTERCHANGEABLE
NOZZLE,SPRAY,FLUID-EMULSION
DS-G-73206-6 PC2

Frequently Asked Questions

What is NSN 4730-01-057-9598?

NSN 4730-01-057-9598 is a Nut,tube Coupling, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-057-9598?

NSN 4730-01-057-9598 has 2 cross-referenced part numbers: 4730010579598 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), 114630 (Rolls-Royce Solutions America Inc).

What NSN replaces 4730-01-057-9598?

There are 3 known substitutes for 4730-01-057-9598: 4730-00-278-8829, 6120-00-954-3993, 4730-01-431-9152. Verify interchangeability with system specifications before substitution.

What are the specifications of 114630?

Key specifications for 114630: Thread Direction: RIGHT-HAND; Nominal Tube Outside Diameter: 0.312 INCHES IN; Thread Quantity Per Inch: 24; Material: COPPER ALLOY OVERALL. 14 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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