PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26766SSHose Assembly,nonmetallic

Allied Systems Company Dba Allied Systems Co · NSN 4720-01-399-5710 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-01-399-5710 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-399-5710. Primary manufacturer part number: 26766SS.
Features
  • Hose Assembly,nonmetallic — FSC 4720
  • End Connection Design: STRAIGHT FIRST END
  • Exterior Color: BLACK
  • Inside Surface Condition: SMOOTH
  • Connection Type: THREADED INTERNAL TUBE FIRST END
  • Media for Which Designed: FUEL/OIL, HYDROCARBON SINGLE RESPONSE
  • Connection Type: THREADED EXTERNAL TUBE SECOND END
  • End Connection Design: STRAIGHT SECOND END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-399-5710, is classified within Federal Supply Class 4720 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Allied Systems Company Dba Allied Systems Co. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-399-5710
Primary Part Number26766SS
Item NameHose Assembly,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerAllied Systems Company Dba Allied Systems Co
StatusACTIVE
End Connection DesignSTRAIGHT FIRST END
Exterior ColorBLACK
Inside Surface ConditionSMOOTH
Connection TypeTHREADED INTERNAL TUBE FIRST END
Media for Which DesignedFUEL/OIL, HYDROCARBON SINGLE RESPONSE
Connection TypeTHREADED EXTERNAL TUBE SECOND END
End Connection DesignSTRAIGHT SECOND END
Cross-Sectional Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5950-00-247-89832994456 INTERCHANGEABLE
Coil,radio Frequency
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5962-00-361-8649 INTERCHANGEABLE
Microcircuit,digital
5995-01-036-7531 INTERCHANGEABLE
Cable Assembly,special Purpose,e
5985-01-075-384825766 INTERCHANGEABLE
Coupler,directional
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
5935-01-132-4434GC811GK1D INTERCHANGEABLE
Connector,receptacle,electrical
Northrop Grumman Systems Corporation
3020-01-225-705425766 INTERCHANGEABLE
Pulley,groove
Industrial Technologies and Services Llc
5360-01-627-701425766 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace Llc
Cross-Reference Index
Part NumberManufacturer
26766SS PRIMARY Allied Systems Company Dba Allied Systems Co (USA)
26766 Allied Systems Company Dba Allied Systems Co (USA)
25766 Allied Systems Company Dba Allied Systems Co (USA)
Related Parts
5950-00-247-8983INTERCHANGEABLE
COIL,RADIO FREQUENCY
2994456
5962-00-361-8649INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5995-01-036-7531INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
5985-01-075-3848INTERCHANGEABLE
COUPLER,DIRECTIONAL
25766
5935-01-132-4434INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
GC811GK1D
3020-01-225-7054INTERCHANGEABLE
PULLEY,GROOVE
25766
5360-01-627-7014INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
25766

Frequently Asked Questions

What is NSN 4720-01-399-5710?

NSN 4720-01-399-5710 is a Hose Assembly,nonmetallic, manufactured by Allied Systems Company Dba Allied Systems Co, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-01-399-5710?

NSN 4720-01-399-5710 has 3 cross-referenced part numbers: 26766SS (Allied Systems Company Dba Allied Systems Co), 26766 (Allied Systems Company Dba Allied Systems Co), 25766 (Allied Systems Company Dba Allied Systems Co).

What NSN replaces 4720-01-399-5710?

There are 7 known substitutes for 4720-01-399-5710: 5950-00-247-8983, 5962-00-361-8649, 5995-01-036-7531 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 26766SS?

Key specifications for 26766SS: End Connection Design: STRAIGHT FIRST END; Exterior Color: BLACK; Inside Surface Condition: SMOOTH; Connection Type: THREADED INTERNAL TUBE FIRST END. 8 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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