PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20777Hose,preformed

Gates Corporation · NSN 4720-01-271-8003 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-01-271-8003 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-271-8003. Primary manufacturer part number: 20777.
Features
  • Hose,preformed — FSC 4720
  • Inside Diameter: 1.000 INCHES NOMINAL IN
  • Working Length: 9.875 INCHES NOMINAL IN
  • Style Designator: BENDU
  • Material: RUBBER SYNTHETIC OVERALL
  • 1 verified cross-reference
  • Primary manufacturer: Gates Corporation
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Rubber Synthetic Overall construction
General Description

The Hose,preformed, cataloged under National Stock Number 4720-01-271-8003, 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 Gates Corporation. Government technical data includes 4 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-271-8003
Primary Part Number20777
Item NameHose,preformed
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerGates Corporation
StatusACTIVE
Inside Diameter1.000 INCHES NOMINAL IN
Working Length9.875 INCHES NOMINAL IN
Style DesignatorBENDU
MaterialRUBBER SYNTHETIC OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
6685-00-068-344645-1377BS02B600 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ashcroft Inc Dba Heise
5120-00-230-7900DWG5120-00-230-7900 INTERCHANGEABLE
Adjuster,spring,communications E
General Services Administration Federal Supply Service
5935-00-549-5312SM-B-342540 INTERCHANGEABLE
Jack,telephone
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
1040-00-936-938854A50B204-1 INTERCHANGEABLE
Tube Assy
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4820-01-229-691320777 INTERCHANGEABLE
Valve,flow Control
Aerco International, Inc. Dba Aerco International Inc
4820-01-650-5353121995 INTERCHANGEABLE
Valve,stop-Check
Aerco International, Inc. Dba Aerco International Inc
4820-01-650-5375122933 INTERCHANGEABLE
Valve,stop-Check
Aerco International, Inc. Dba Aerco International Inc
Cross-Reference Index
Part NumberManufacturer
20777 PRIMARY Gates Corporation (USA)
Related Parts
6685-00-068-3446INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
45-1377BS02B600
5120-00-230-7900INTERCHANGEABLE
ADJUSTER,SPRING,COMMUNICATIONS E
DWG5120-00-230-7900
5935-00-549-5312INTERCHANGEABLE
JACK,TELEPHONE
SM-B-342540
1040-00-936-9388INTERCHANGEABLE
TUBE ASSY
54A50B204-1
4820-01-229-6913INTERCHANGEABLE
VALVE,FLOW CONTROL
20777
4820-01-650-5353INTERCHANGEABLE
VALVE,STOP-CHECK
121995
4820-01-650-5375INTERCHANGEABLE
VALVE,STOP-CHECK
122933

Frequently Asked Questions

What is NSN 4720-01-271-8003?

NSN 4720-01-271-8003 is a Hose,preformed, manufactured by Gates Corporation, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-01-271-8003?

NSN 4720-01-271-8003 has 1 cross-referenced part number: 20777 (Gates Corporation).

What NSN replaces 4720-01-271-8003?

There are 7 known substitutes for 4720-01-271-8003: 6685-00-068-3446, 5120-00-230-7900, 5935-00-549-5312 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20777?

Key specifications for 20777: Inside Diameter: 1.000 INCHES NOMINAL IN; Working Length: 9.875 INCHES NOMINAL IN; Style Designator: BENDU; Material: RUBBER SYNTHETIC OVERALL. 4 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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