PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50109-1Coupling Half,quick Disconnect

Futurecraft Corp Sub of South Bend Controls Inc · NSN 4730-00-518-3555 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-518-3555 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-518-3555. Primary manufacturer part number: 50109-1.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Quick Disconnect Method: PUSH-PULL ALL ENDS
  • Nominal Thread Size: 0.750 INCHES ALL ENDS IN
  • Style Designator: MALE COUPLING HALF
  • Material: STEEL CORROSION RESISTING BODY
  • Connection Style: EXTERNAL SEAT FOR GASKET SEAL ALL ENDS
  • Connection Type: THREADED EXTERNAL BOSS FIRST FLUID END CONNECTION
  • Thread Series Designator: UNEF ALL ENDS
Applications
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-518-3555, 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 Futurecraft Corp Sub of South Bend Controls Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN4730-00-518-3555
Primary Part Number50109-1
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerFuturecraft Corp Sub of South Bend Controls Inc
StatusACTIVE
Quick Disconnect MethodPUSH-PULL ALL ENDS
Nominal Thread Size0.750 INCHES ALL ENDS IN
Style DesignatorMALE COUPLING HALF
MaterialSTEEL CORROSION RESISTING BODY
Connection StyleEXTERNAL SEAT FOR GASKET SEAL ALL ENDS
Connection TypeTHREADED EXTERNAL BOSS FIRST FLUID END CONNECTION
Thread Series DesignatorUNEF ALL ENDS
Features ProvidedSELF-SEALING
Connection TypeINTERNAL QUICK DISCONNECT ALL ENDS
Thread Class3A ALL ENDS A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5325-00-803-6227 INTERCHANGEABLE
Ring,retaining
5930-01-351-574780-1091 INTERCHANGEABLE
Switch Subassembly
Fabwright Inc
6145-01-710-492350109-1 INTERCHANGEABLE
Cable,radio Frequency
Megaphase Llc
Cross-Reference Index
Part NumberManufacturer
50109-1 Futurecraft Corp Sub of South Bend Controls Inc (USA)
Related Parts
5325-00-803-6227INTERCHANGEABLE
RING,RETAINING
5930-01-351-5747INTERCHANGEABLE
SWITCH SUBASSEMBLY
80-1091
6145-01-710-4923INTERCHANGEABLE
CABLE,RADIO FREQUENCY
50109-1

Frequently Asked Questions

What is NSN 4730-00-518-3555?

NSN 4730-00-518-3555 is a Coupling Half,quick Disconnect, manufactured by Futurecraft Corp Sub of South Bend Controls Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-518-3555?

NSN 4730-00-518-3555 has 1 cross-referenced part number: 50109-1 (Futurecraft Corp Sub of South Bend Controls Inc).

What NSN replaces 4730-00-518-3555?

There are 3 known substitutes for 4730-00-518-3555: 5325-00-803-6227, 5930-01-351-5747, 6145-01-710-4923. Verify interchangeability with system specifications before substitution.

What are the specifications of 50109-1?

Key specifications for 50109-1: Quick Disconnect Method: PUSH-PULL ALL ENDS; Nominal Thread Size: 0.750 INCHES ALL ENDS IN; Style Designator: MALE COUPLING HALF; Material: STEEL CORROSION RESISTING BODY. 11 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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