PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12J36-40ACoupling Assembly,tube,flexible

Hydraflow · NSN 4730-00-303-6105 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-303-6105 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-303-6105. Primary manufacturer part number: 12J36-40A.
Features
  • Coupling Assembly,tube,flexible — FSC 4730
  • 7 verified cross-references
  • Primary manufacturer: Hydraflow
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Coupling Assembly,tube,flexible, cataloged under National Stock Number 4730-00-303-6105, 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 Hydraflow. This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameCoupling Assembly,tube,flexible
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersHydraflow (CAGE 24984); Transdigm Inc Div Adelwiggins Group (CAGE 79326); Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M (CAGE 81349); Northrop Grumman Systems Corporation (CAGE 26512)
Technical Specifications
ParameterValue
NSN4730-00-303-6105
Primary Part Number12J36-40A
Item NameCoupling Assembly,tube,flexible
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerHydraflow
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-303-6103 INTERCHANGEABLE
Coupling Assembly,tube,flexible
4730-00-303-6104 INTERCHANGEABLE
Coupling Assembly,tube,flexible
4730-00-311-1153 INTERCHANGEABLE
Coupling Assembly,tube,flexible
4730-00-311-1154 INTERCHANGEABLE
Coupling Assembly,tube,flexible
4730-00-311-1156AS5352-24D INTERCHANGEABLE
Coupling Assembly,tube,flexible
Sae International Dba Sae International
4730-00-315-6703 INTERCHANGEABLE
Coupling Assembly,tube,flexible
4730-00-319-4286 INTERCHANGEABLE
Coupling Assembly,tube,flexible
4730-00-326-5625 INTERCHANGEABLE
Coupling Assembly,tube,flexible
4730-00-475-5808 INTERCHANGEABLE
Coupling Assembly,tube,flexible
4730-00-475-5809 INTERCHANGEABLE
Coupling Assembly,tube,flexible
Cross-Reference Index
Part NumberManufacturer
12J36-40A Hydraflow (USA)
3605-40D Transdigm Inc Div Adelwiggins Group (USA)
MIL-DTL-85061 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M85061-40A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
3601-40D Transdigm Inc Div Adelwiggins Group (USA)
GC550C40 Northrop Grumman Systems Corporation (USA)
MIL-C-85061 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4730-00-303-6103INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
4730-00-303-6104INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
4730-00-311-1153INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
4730-00-311-1154INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
4730-00-311-1156INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
AS5352-24D
4730-00-315-6703INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
4730-00-319-4286INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
4730-00-326-5625INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
4730-00-475-5808INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
4730-00-475-5809INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
4730-00-475-5811INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
4730-00-628-4196INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE

Frequently Asked Questions

What is NSN 4730-00-303-6105?

NSN 4730-00-303-6105 is a Coupling Assembly,tube,flexible, manufactured by Hydraflow, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-303-6105?

NSN 4730-00-303-6105 has 7 cross-referenced part numbers: 12J36-40A (Hydraflow), 3605-40D (Transdigm Inc Div Adelwiggins Group), MIL-DTL-85061 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M85061-40A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 3601-40D (Transdigm Inc Div Adelwiggins Group) and 2 more.

What NSN replaces 4730-00-303-6105?

There are 12 known substitutes for 4730-00-303-6105: 4730-00-303-6103, 4730-00-303-6104, 4730-00-311-1153 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 4730-00-303-6105 still in active supply?

NSN 4730-00-303-6105 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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