PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

7072720-A1Coupling Assembly Set,quick Disc

Electric Boat Corporation Div General Dynamics Electric Boat · NSN 4730-01-495-3052 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-495-3052 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-495-3052. Primary manufacturer part number: 7072720-A1.
Features
  • Coupling Assembly Set,quick Disc — FSC 4730
  • Supply Items and Quantities: 4730-01-494-8974 CAP 1; 1045-01-494-9296 STOWAGE COUPLING 1; 4010-01-308-5097 WIRE 1; 4030-01-088-2952 CRIMP SLEEVE 2
  • 6 verified cross-references
  • Primary manufacturer: Electric Boat Corporation Div General Dynamics Electric Boat
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Coupling Assembly Set,quick Disc, cataloged under National Stock Number 4730-01-495-3052, 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 Electric Boat Corporation Div General Dynamics Electric Boat. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-495-3052
Primary Part Number7072720-A1
Item NameCoupling Assembly Set,quick Disc
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerElectric Boat Corporation Div General Dynamics Electric Boat
StatusACTIVE
Supply Items and Quantities4730-01-494-8974 CAP 1; 1045-01-494-9296 STOWAGE COUPLING 1; 4010-01-308-5097 WIRE 1; 4030-01-088-2952 CRIMP SLEEVE 2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4730-01-494-8974751-7072720-1 INTERCHANGEABLE
Cap,quick Disconnect
Naval Sea Systems Command
1045-01-494-9296751-7072721-1 INTERCHANGEABLE
Coupling,stow,torpe
Naval Sea Systems Command
1045-01-495-8669751-7072725-A1 INTERCHANGEABLE
Protector Assy Torp
Naval Sea Systems Command
1045-01-495-86887072714-A1 INTERCHANGEABLE
Line Assy Air Torpe Torpedo Tube
Electric Boat Corporation Div General Dynamics Electric Boat
1045-01-495-87037072748-2 INTERCHANGEABLE
Retainer Weapon
Electric Boat Corporation Div General Dynamics Electric Boat
1045-01-495-87067072747-2 INTERCHANGEABLE
Retainer Weapon Tor
Electric Boat Corporation Div General Dynamics Electric Boat
Cross-Reference Index
Part NumberManufacturer
7072720-A1 PRIMARY Electric Boat Corporation Div General Dynamics Electric Boat (USA)
H821-0701-59 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
7072720 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
751-7108123-59 Naval Sea Systems Command (USA)
7108123 Naval Sea Systems Command (USA)
751-7072720-A1 Naval Sea Systems Command (USA)
Related Parts
4730-01-494-8974INTERCHANGEABLE
CAP,QUICK DISCONNECT
751-7072720-1
1045-01-494-9296INTERCHANGEABLE
COUPLING,STOW,TORPE
751-7072721-1
1045-01-495-8669INTERCHANGEABLE
PROTECTOR ASSY TORP
751-7072725-A1
1045-01-495-8688INTERCHANGEABLE
LINE ASSY AIR TORPE TORPEDO TUBE
7072714-A1
1045-01-495-8703INTERCHANGEABLE
RETAINER WEAPON
7072748-2
1045-01-495-8706INTERCHANGEABLE
RETAINER WEAPON TOR
7072747-2

Frequently Asked Questions

What is NSN 4730-01-495-3052?

NSN 4730-01-495-3052 is a Coupling Assembly Set,quick Disc, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-495-3052?

NSN 4730-01-495-3052 has 6 cross-referenced part numbers: 7072720-A1 (Electric Boat Corporation Div General Dynamics Electric Boat), H821-0701-59 (Electric Boat Corporation Div General Dynamics Electric Boat), 7072720 (Electric Boat Corporation Div General Dynamics Electric Boat), 751-7108123-59 (Naval Sea Systems Command), 7108123 (Naval Sea Systems Command) and 1 more.

What NSN replaces 4730-01-495-3052?

There are 6 known substitutes for 4730-01-495-3052: 4730-01-494-8974, 1045-01-494-9296, 1045-01-495-8669 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7072720-A1?

Key specifications for 7072720-A1: Part Name Assigned by Controlling Agency: COUPLING STOWAGE ASSEMBLY; Special Features: STOWAGE COUPLING 1ST END HAS MALE QUICK DISCONNECT WHILE 2ND END HAS .375-16 UNC THREADS FOR MOUNTING TO SHELL ASSEMBLY; LANYARD ATTACHES CAP TO COUPLING; Supply Items and Quantities: 4730-01-494-8974 CAP 1; 1045-01-494-9296 STOWAGE COUPLING 1; 4010-01-308-5097 WIRE 1; 4030-01-088-2952 CRIMP SLEEVE 2; End Item Identification: SHIP, SSN. 4 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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