PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6050-223PC158Coupling Half

Huntington Ingalls Inc Div Newport News Shipbuilding · NSN 4730-00-051-4679 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-051-4679 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-051-4679. Primary manufacturer part number: 6050-223PC158.
Features
  • Coupling Half — FSC 4730
  • Special Test Features: TESTED IN ACCORDANCE W/MIL-Q-9858
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY SPECIAL TEST FEATURES
  • 8 verified cross-references
  • Primary manufacturer: Huntington Ingalls Inc Div Newport News Shipbuilding
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Coupling Half, cataloged under National Stock Number 4730-00-051-4679, 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 Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-051-4679
Primary Part Number6050-223PC158
Item NameCoupling Half
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerHuntington Ingalls Inc Div Newport News Shipbuilding
StatusACTIVE
Special Test FeaturesTESTED IN ACCORDANCE W/MIL-Q-9858
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY SPECIAL TEST FEATURES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-00-784-818126878 INTERCHANGEABLE
Coupling Half,self-Sealing
Triumph Thermal Systems - Maryland, Inc.
4730-01-180-0927 INTERCHANGEABLE
Coupling Half,self-Sealing
Cross-Reference Index
Part NumberManufacturer
6050-223PC158 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
5400-S2-16 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
27341-2-16S Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
5400-S2-16 Danfoss Power Solutions II, Llc (USA)
2632-0962 PC11 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
16-00-8307 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
516-4639633ITEMF44 Naval Ship Systems Command (USA)
N9-845-193PC58 Merritt-Chapman and Scott Corp New York Shipbuilding Co Div (USA)
Related Parts
4730-00-784-8181INTERCHANGEABLE
COUPLING HALF,SELF-SEALING
26878
4730-01-180-0927INTERCHANGEABLE
COUPLING HALF,SELF-SEALING

Frequently Asked Questions

What is NSN 4730-00-051-4679?

NSN 4730-00-051-4679 is a Coupling Half, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-051-4679?

NSN 4730-00-051-4679 has 8 cross-referenced part numbers: 6050-223PC158 (Huntington Ingalls Inc Div Newport News Shipbuilding), 5400-S2-16 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), 27341-2-16S (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division), 5400-S2-16 (Danfoss Power Solutions II, Llc), 2632-0962 PC11 (Electric Boat Corporation Div General Dynamics Electric Boat) and 3 more.

What NSN replaces 4730-00-051-4679?

There are 2 known substitutes for 4730-00-051-4679: 4730-00-784-8181, 4730-01-180-0927. Verify interchangeability with system specifications before substitution.

What are the specifications of 6050-223PC158?

Key specifications for 6050-223PC158: Special Test Features: TESTED IN ACCORDANCE W/MIL-Q-9858; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY SPECIAL TEST FEATURES. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com