PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

63SB1 3-4Hose,air Duct

Gates Corporation · NSN 4720-00-472-1554 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-472-1554 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-472-1554. Primary manufacturer part number: 63SB1 3-4.
Features
  • Hose,air Duct — FSC 4720
  • End Overall Length: 1.500 INCHES NOMINAL BOTH ENDS IN
  • Material: STEEL REINFORCING CORD
  • Material: FIBERGLASS AND RUBBER CHLOROPRENE CLASS CR COVER
  • Minimum Inside Bending Radius: 2.000 INCHES IN
  • Inside Diameter: 1.750 INCHES NOMINAL FIRST END IN
  • Material: STEEL REINFORCING WIRE
  • Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Reinforcing Cord construction
General Description

The Hose,air Duct, cataloged under National Stock Number 4720-00-472-1554, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4720-00-472-1554
Primary Part Number63SB1 3-4
Item NameHose,air Duct
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerGates Corporation
StatusCANCELLED
End Overall Length1.500 INCHES NOMINAL BOTH ENDS IN
MaterialSTEEL REINFORCING CORD
MaterialFIBERGLASS AND RUBBER CHLOROPRENE CLASS CR COVER
Minimum Inside Bending Radius2.000 INCHES IN
Inside Diameter1.750 INCHES NOMINAL FIRST END IN
MaterialSTEEL REINFORCING WIRE
Style DesignatorHELICALLY WOUND CONTINOUS WIRE SUPPORTED
Operating Pressure10.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Connection StyleROUND BOTH ENDS
Connection TypePREFORMED BOTH ENDS
MaterialFIBERGLASS AND RUBBER CHLOROPRENE CLASS CR FIRST PLY
Cross-Sectional Shape StyleROUND
Wall Thickness0.095 INCHES NOMINAL IN
End Inside Diameter1.750 INCHES NOMINAL BOTH ENDS IN
Hose Weight3.840 OUNCES PER LINEAR FOOT OZ
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5961-00-107-2571 INTERCHANGEABLE
Transistor
4810-00-168-032632039 INTERCHANGEABLE
Seat,valve
Reidville Hydraulics & Mfg Inc
4720-00-268-64513-1664-18-XR INTERCHANGEABLE
Hose,air Duct
Arrowhead Products Corp
2510-00-774-08597740859 INTERCHANGEABLE
Keeper
U S Army Tank Automotive Command Amsta-Im-Mm
5360-00-850-500985686 INTERCHANGEABLE
Spring,helical,extension
Triumph Engine Control Systems Llc
4720-01-214-929763SB7/8ID INTERCHANGEABLE
Hose,air Duct
Gates Corporation
4130-01-412-8459638032039 INTERCHANGEABLE
Chute,ice Maker Dispenser
Wilshire Corp
3110-01-595-578632039 INTERCHANGEABLE
Roller,bearing
Stone Construction Equipment, Inc.
6515-01-603-8072J646H INTERCHANGEABLE
Suture,absorbable,surgical
Ethicon Us Llc Div Ethicon
5120-01-660-510732039 INTERCHANGEABLE
Screwdriver,flat Tip
Wiha Quality Tools
Cross-Reference Index
Part NumberManufacturer
63SB1 3-4 PRIMARY Gates Corporation (USA)
85686 Fwd Seagrave Holdings Lp (USA)
32039 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
4663A Gates Corporation (USA)
E390953 Bros Inc
63SB Gates Corporation (USA)
Related Parts
5961-00-107-2571INTERCHANGEABLE
TRANSISTOR
4810-00-168-0326INTERCHANGEABLE
SEAT,VALVE
32039
4720-00-268-6451INTERCHANGEABLE
HOSE,AIR DUCT
3-1664-18-XR
2510-00-774-0859INTERCHANGEABLE
KEEPER
7740859
5360-00-850-5009INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
85686
4720-01-214-9297INTERCHANGEABLE
HOSE,AIR DUCT
63SB7/8ID
4130-01-412-8459INTERCHANGEABLE
CHUTE,ICE MAKER DISPENSER
638032039
3110-01-595-5786INTERCHANGEABLE
ROLLER,BEARING
32039
6515-01-603-8072INTERCHANGEABLE
SUTURE,ABSORBABLE,SURGICAL
J646H
5120-01-660-5107INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
32039

Frequently Asked Questions

What is NSN 4720-00-472-1554?

NSN 4720-00-472-1554 is a Hose,air Duct, manufactured by Gates Corporation, classified under FSC 4720 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4720-00-472-1554?

NSN 4720-00-472-1554 has 6 cross-referenced part numbers: 63SB1 3-4 (Gates Corporation), 85686 (Fwd Seagrave Holdings Lp), 32039 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), 4663A (Gates Corporation), E390953 (Bros Inc) and 1 more.

What NSN replaces 4720-00-472-1554?

There are 10 known substitutes for 4720-00-472-1554: 5961-00-107-2571, 4810-00-168-0326, 4720-00-268-6451 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 63SB1 3-4?

Key specifications for 63SB1 3-4: End Overall Length: 1.500 INCHES NOMINAL BOTH ENDS IN; Material: STEEL REINFORCING CORD; Material: FIBERGLASS AND RUBBER CHLOROPRENE CLASS CR COVER; Minimum Inside Bending Radius: 2.000 INCHES IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4720-00-472-1554 still in active supply?

NSN 4720-00-472-1554 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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