PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LL2K16Coupling Half,quick Disconnect

Tuthill Corp Hansen Coupling Div · NSN 4730-00-363-4099 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-363-4099 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-363-4099. Primary manufacturer part number: LL2K16.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Quick Disconnect Method: PUSH-PULL ALL ENDS
  • Leg Length: 0.406 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
  • Connection Type: EXTERNAL QUICK DISCONNECT ALL ENDS
  • Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE BODY
  • Surface Treatment: PASSIVATE BODY
  • Connection Type: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION
  • Features Provided: SELF-SEALING
Applications
  • Applications requiring Steel and Steel Corrosion Resisting Body construction
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-363-4099, 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 Tuthill Corp Hansen Coupling Div. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-363-4099
Primary Part NumberLL2K16
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerTuthill Corp Hansen Coupling Div
StatusCANCELLED
Quick Disconnect MethodPUSH-PULL ALL ENDS
Leg Length0.406 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
Connection TypeEXTERNAL QUICK DISCONNECT ALL ENDS
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE BODY
Surface TreatmentPASSIVATE BODY
Connection TypeTHREADED INTERNAL PIPE FIRST FLUID END CONNECTION
Features ProvidedSELF-SEALING
Thread Series DesignatorNPT ALL ENDS
Nominal Thread Size0.250 INCHES ALL ENDS IN
MaterialSTEEL AND STEEL CORROSION RESISTING BODY
Style DesignatorMALE COUPLING HALF
Connection StylePLAIN ALL ENDS
Quick Disconnect Nominal Size0.562 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5940-00-271-3738816-169 INTERCHANGEABLE
Terminal,lug
Zierick Mfg Corp
5935-01-303-6665K2SS INTERCHANGEABLE
Socket,plug-in Electronic Compon
Aromat Corp
4730-01-700-0182SH2-63 INTERCHANGEABLE
Coupling Half,quick Disconnect
Thyssen Elevator Corp
Cross-Reference Index
Part NumberManufacturer
SH2-63 Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA)
SH2-63 Parker-Hannifin Corporation Div Quick Coupling Division (USA)
TK2-16-303 Hoke Inc Dba Hoke Controls Houston Division (USA)
LL2K16 PRIMARY Tuthill Corp Hansen Coupling Div (USA)
K2-SS Leach International Gepe (groupement Europeen De Productions Electromecaniques Et Electroniques) (FRA)
SH2-63 Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division (USA)
K2S/S Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co (USA)
TK2-16-303 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
K2-SS Airbus Helicopters (ets De Marignane) (FRA)
FD45-1004-04-04 Danfoss Power Solutions II, Llc (USA)
816169 Safran Transmission Systems (FRA)
Related Parts
5940-00-271-3738INTERCHANGEABLE
TERMINAL,LUG
816-169
5935-01-303-6665INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
K2SS
4730-01-700-0182INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
SH2-63

Frequently Asked Questions

What is NSN 4730-00-363-4099?

NSN 4730-00-363-4099 is a Coupling Half,quick Disconnect, manufactured by Tuthill Corp Hansen Coupling Div, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-363-4099?

NSN 4730-00-363-4099 has 11 cross-referenced part numbers: SH2-63 (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division), SH2-63 (Parker-Hannifin Corporation Div Quick Coupling Division), TK2-16-303 (Hoke Inc Dba Hoke Controls Houston Division), LL2K16 (Tuthill Corp Hansen Coupling Div), K2-SS (Leach International Gepe (groupement Europeen De Productions Electromecaniques Et Electroniques)) and 6 more.

What NSN replaces 4730-00-363-4099?

There are 3 known substitutes for 4730-00-363-4099: 5940-00-271-3738, 5935-01-303-6665, 4730-01-700-0182. Verify interchangeability with system specifications before substitution.

What are the specifications of LL2K16?

Key specifications for LL2K16: Quick Disconnect Method: PUSH-PULL ALL ENDS; Leg Length: 0.406 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN; Connection Type: EXTERNAL QUICK DISCONNECT ALL ENDS; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE BODY. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-363-4099 still in active supply?

NSN 4730-00-363-4099 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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