PartsTable TECHNICAL DATA SHEET
NSN 4730-00-075-5918Government record, cited

Coupling Half, Quick Disconnect4730-00-075-5918

NSN 4730-00-075-5918 · NIIN 000755918 · Part number 340245-12
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 00624
Government record, cited
NSN 4730-00-075-5918 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-075-5918. Manufacturer of record part number: 340245-12.
Also searched as  4730-00-075-5918 · 4730000755918 · NIIN 000755918 · 00-075-5918 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 00624 · 340245-12 · GC550HK12
Nearby stock numbers  ·
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Flow Angle: 45.0 DEGREES
  • Connection Style: FLARED ALL ENDS
  • Style Designator: MALE COUPLING HALF
  • Nominal Outside Diameter Tube Accommodated: 0.750 INCHES ALL ENDS IN
  • Features Provided: SELF-SEALING
  • Nominal Thread Size: 1.062 INCHES ALL ENDS IN
  • Seat Angle: 37.0 DEGREES
Identification
  • NSN: 4730-00-075-5918
  • NIIN: 000755918
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: 340245-12
  • Manufacturer: Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-075-5918, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-075-5918
Primary Part Number340245-12
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerEaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
StatusACTIVE
Flow Angle45.0 DEGREES
Connection StyleFLARED ALL ENDS
Style DesignatorMALE COUPLING HALF
Nominal Outside Diameter Tube Accommodated0.750 INCHES ALL ENDS IN
Features ProvidedSELF-SEALING
Nominal Thread Size1.062 INCHES ALL ENDS IN
Seat Angle37.0 DEGREES
Surface TreatmentPASSIVATE BODY
Thread Class3A ALL ENDS A
Thread Quantity Per Inch12 ALL ENDS
MaterialSTEEL CORROSION RESISTING BODY
Quick Disconnect MethodTWIST-LOCK ALL ENDS
Thread Series DesignatorUNIFIED NATIONAL JOINT (UNJ) ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
340245-12 PRIMARY Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
GC550HK12 Northrop Grumman Systems Corporation (USA)
No interchangeability data on file.
Other items in FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895
4730-00-000-1895 · Item name not on file
4730-00-000-4289
4730-00-000-4289 · Item name not on file
4730-00-000-4445
4730-00-000-4445 · Item name not on file
4730-00-000-8373
4730-00-000-8373 · Item name not on file
4730-00-000-8897
4730-00-000-8897 · Item name not on file
4730-00-001-0007
4730-00-001-0007 · Item name not on file
4730-00-001-0008
COUPLING,TUBE
4730-00-001-0008
COUPLING,TUBE

Frequently Asked Questions

What is NSN 4730-00-075-5918?

NSN 4730-00-075-5918 is a Coupling Half,quick Disconnect, manufactured by Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-00-075-5918?

NSN 4730-00-075-5918 has 2 manufacturer part numbers on file: 340245-12 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), GC550HK12 (Northrop Grumman Systems Corporation).

What are the specifications of 340245-12?

Key specifications for 340245-12: Flow Angle: 45.0 DEGREES; Connection Style: FLARED ALL ENDS; Style Designator: MALE COUPLING HALF; Nominal Outside Diameter Tube Accommodated: 0.750 INCHES ALL ENDS IN. 13 specifications are documented in the U.S. Government catalog.

Is NSN 4730-00-075-5918 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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