PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MH399Hose,preformed

Contitech Usa, Inc Dba Veyance Technologies · NSN 4720-00-290-8683 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-290-8683 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-290-8683. Primary manufacturer part number: MH399.
Features
  • Hose,preformed — FSC 4720
  • Material: RUBBER SYNTHETIC COVER
  • Outer Radius: 5.000 INCHES NOMINAL IN
  • Width: 11.250 INCHES NOMINAL IN
  • First Arm Length: 7.000 INCHES NOMINAL IN
  • Second Arm Length: 2.000 INCHES NOMINAL IN
  • Working Length: 13.000 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC OVERALL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Rubber Synthetic Cover construction
General Description

The Hose,preformed, cataloged under National Stock Number 4720-00-290-8683, 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 Contitech Usa, Inc Dba Veyance Technologies. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-00-290-8683
Primary Part NumberMH399
Item NameHose,preformed
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerContitech Usa, Inc Dba Veyance Technologies
StatusACTIVE
MaterialRUBBER SYNTHETIC COVER
Outer Radius5.000 INCHES NOMINAL IN
Width11.250 INCHES NOMINAL IN
First Arm Length7.000 INCHES NOMINAL IN
Second Arm Length2.000 INCHES NOMINAL IN
Working Length13.000 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC OVERALL
Style DesignatorTWO BEND
Wall Thickness0.210 INCHES NOMINAL IN
Bend Radius4.000 INCHES NOMINAL IN
Offset Distance2.000 INCHES NOMINAL IN
Inside Diameter2.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6115-00-143-581320427 INTERCHANGEABLE
Guard,air Vent
Prestolite Electric Inc
3010-00-179-082420427 INTERCHANGEABLE
Gearcase-Motor
Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging
5133-00-262-2180 INTERCHANGEABLE
Drill,twist
5999-00-394-0380136-0384-00 INTERCHANGEABLE
Contact,electrical
Tektronix, Inc.
5130-00-435-2053 INTERCHANGEABLE
Brush,wire,rotary End
5935-00-621-290020-20PSKH INTERCHANGEABLE
Connector,plug,electrical
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation
1270-00-671-894052120 INTERCHANGEABLE
Waveguide Assy
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
6210-00-776-1660 INTERCHANGEABLE
Lens,light
5330-00-936-459420-427 INTERCHANGEABLE
Gasket
Dresser Industries Inc Leroi Div
5950-00-942-4801 INTERCHANGEABLE
Transformer,power
Cross-Reference Index
Part NumberManufacturer
CH427 Gates Corporation (USA)
MH399 Goodyear Tire and Rubber Co the (USA)
CH408 Muviq Usa, Llc (USA)
70408 Dayco Products Llc (USA)
MH399 PRIMARY Contitech Usa, Inc Dba Veyance Technologies (USA)
52120 Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
20427 PRIMARY Gates Corporation (USA)
Related Parts
6115-00-143-5813INTERCHANGEABLE
GUARD,AIR VENT
20427
3010-00-179-0824INTERCHANGEABLE
GEARCASE-MOTOR
20427
5133-00-262-2180INTERCHANGEABLE
DRILL,TWIST
5999-00-394-0380INTERCHANGEABLE
CONTACT,ELECTRICAL
136-0384-00
5130-00-435-2053INTERCHANGEABLE
BRUSH,WIRE,ROTARY END
5935-00-621-2900INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
20-20PSKH
1270-00-671-8940INTERCHANGEABLE
WAVEGUIDE ASSY
52120
6210-00-776-1660INTERCHANGEABLE
LENS,LIGHT
5330-00-936-4594INTERCHANGEABLE
GASKET
20-427
5950-00-942-4801INTERCHANGEABLE
TRANSFORMER,POWER
5330-01-024-7417INTERCHANGEABLE
GASKET
100645
5950-01-086-1789INTERCHANGEABLE
TRANSFORMER,POWER
20427

Frequently Asked Questions

What is NSN 4720-00-290-8683?

NSN 4720-00-290-8683 is a Hose,preformed, manufactured by Contitech Usa, Inc Dba Veyance Technologies, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-00-290-8683?

NSN 4720-00-290-8683 has 7 cross-referenced part numbers: CH427 (Gates Corporation), MH399 (Goodyear Tire and Rubber Co the), CH408 (Muviq Usa, Llc), 70408 (Dayco Products Llc), MH399 (Contitech Usa, Inc Dba Veyance Technologies) and 2 more.

What NSN replaces 4720-00-290-8683?

There are 12 known substitutes for 4720-00-290-8683: 6115-00-143-5813, 3010-00-179-0824, 5133-00-262-2180 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MH399?

Key specifications for MH399: Material: RUBBER SYNTHETIC COVER; Outer Radius: 5.000 INCHES NOMINAL IN; Width: 11.250 INCHES NOMINAL IN; First Arm Length: 7.000 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.
PartsTable Design LLC · partstable.com