PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20495Hose,preformed

Gates Corporation · NSN 4720-00-917-7820 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-917-7820 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-917-7820. Primary manufacturer part number: 20495.
Features
  • Hose,preformed — FSC 4720
  • Inside Diameter: 1.750 INCHES NOMINAL IN
  • Second Arm Length: 7.000 INCHES NOMINAL IN
  • Bend Radius: 1.000 INCHES NOMINAL IN
  • First Arm Length: 2.500 INCHES NOMINAL IN
  • Features Provided: ENLARGED ENDS
  • Material: RUBBER CHLOROPRENE CLASS CR OVERALL
  • Working Length: 11.000 INCHES NOMINAL IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Rubber Chloroprene Class Cr Overall construction
General Description

The Hose,preformed, cataloged under National Stock Number 4720-00-917-7820, 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 12 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-00-917-7820
Primary Part Number20495
Item NameHose,preformed
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerGates Corporation
StatusACTIVE
Inside Diameter1.750 INCHES NOMINAL IN
Second Arm Length7.000 INCHES NOMINAL IN
Bend Radius1.000 INCHES NOMINAL IN
First Arm Length2.500 INCHES NOMINAL IN
Features ProvidedENLARGED ENDS
MaterialRUBBER CHLOROPRENE CLASS CR OVERALL
Working Length11.000 INCHES NOMINAL IN
MaterialRUBBER CHLOROPRENE CLASS CR COVER
Style DesignatorTWO BEND
Center to Center Distance7.500 INCHES NOMINAL IN
Wall Thickness0.188 INCHES MINIMUM IN
Offset Distance3.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5342-00-065-73167041-7 INTERCHANGEABLE
Fork
Precise Aero Products, Inc Dba Precise Aero Products Inc
2810-00-118-716120495 INTERCHANGEABLE
Body,relief Valve
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5935-00-201-2753 INTERCHANGEABLE
Connector,receptacle,electrical
5133-00-236-4064 INTERCHANGEABLE
Drill,twist
5935-00-433-9317 INTERCHANGEABLE
Connector,receptacle,electrical
3020-00-779-633720495 INTERCHANGEABLE
Gear,helical
Cummins Inc.
3130-00-837-2594SAF22511 INTERCHANGEABLE
Bearing Unit,roller
Skf Usa Inc.
4720-00-860-98313768955 INTERCHANGEABLE
Hose,preformed
General Motors Llc Dba General Motors Llc
3120-01-278-6112N20495 INTERCHANGEABLE
Bushing,sleeve
Leslie Controls, Inc. Dba Leslie Controls Inc
5950-01-414-6459 INTERCHANGEABLE
Coil,radio Frequency
Cross-Reference Index
Part NumberManufacturer
CH495 Gates Corporation (USA)
899347R1 Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
CH417 Dayco Products Llc (USA)
70417 Dayco Products Llc (USA)
899347R1 Navistar International Corporation Dba Navistar (USA)
20495 PRIMARY Gates Corporation (USA)
Related Parts
5342-00-065-7316INTERCHANGEABLE
FORK
7041-7
2810-00-118-7161INTERCHANGEABLE
BODY,RELIEF VALVE
20495
5935-00-201-2753INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5133-00-236-4064INTERCHANGEABLE
DRILL,TWIST
5935-00-433-9317INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
3020-00-779-6337INTERCHANGEABLE
GEAR,HELICAL
20495
3130-00-837-2594INTERCHANGEABLE
BEARING UNIT,ROLLER
SAF22511
4720-00-860-9831INTERCHANGEABLE
HOSE,PREFORMED
3768955
3120-01-278-6112INTERCHANGEABLE
BUSHING,SLEEVE
N20495
5950-01-414-6459INTERCHANGEABLE
COIL,RADIO FREQUENCY
5340-01-593-6457INTERCHANGEABLE
FASTENER,CASEMENT

Frequently Asked Questions

What is NSN 4720-00-917-7820?

NSN 4720-00-917-7820 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 4720-00-917-7820?

NSN 4720-00-917-7820 has 6 cross-referenced part numbers: CH495 (Gates Corporation), 899347R1 (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/), CH417 (Dayco Products Llc), 70417 (Dayco Products Llc), 899347R1 (Navistar International Corporation Dba Navistar) and 1 more.

What NSN replaces 4720-00-917-7820?

There are 11 known substitutes for 4720-00-917-7820: 5342-00-065-7316, 2810-00-118-7161, 5935-00-201-2753 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20495?

Key specifications for 20495: Inside Diameter: 1.750 INCHES NOMINAL IN; Second Arm Length: 7.000 INCHES NOMINAL IN; Bend Radius: 1.000 INCHES NOMINAL IN; First Arm Length: 2.500 INCHES NOMINAL IN. 12 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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