PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MB12639-0Hose Assembly,metallic

Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division · NSN 4720-00-874-5978 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-874-5978 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-874-5978. Primary manufacturer part number: MB12639-0.
Features
  • Hose Assembly,metallic — FSC 4720
  • Cross-Sectional Shape Style: ROUND
  • Features Provided: IDENTICAL ENDS
  • Connection Style: SWIVEL NUT FLARE FIRST END
  • End Connection Design: STRAIGHT FIRST END
  • Thread Class: 3B FIRST END
  • Thread Direction: RIGHT-HAND FIRST END
  • Operating Pressure: 290.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,metallic, cataloged under National Stock Number 4720-00-874-5978, 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 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-00-874-5978
Primary Part NumberMB12639-0
Item NameHose Assembly,metallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerParker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
StatusACTIVE
Cross-Sectional Shape StyleROUND
Features ProvidedIDENTICAL ENDS
Connection StyleSWIVEL NUT FLARE FIRST END
End Connection DesignSTRAIGHT FIRST END
Thread Class3B FIRST END
Thread DirectionRIGHT-HAND FIRST END
Operating Pressure290.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
Thread Series DesignatorUNF FIRST END
Measuring Method and Length8.130 INCHES MINIMUM OVERALL AND 8.370 INCHES MAXIMUM OVERALL IN
Connection TypeTHREADED INTERNAL TUBE FIRST END
Specification/standard Data81205-65-19917-4 MANUFACTURERS SOURCE CONTROL
Nominal Thread Size0.438 INCHES FIRST END IN
Outside Diameter0.450 INCHES NOMINAL IN
Layer Composition and LocationOUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE
Inner Conveying Tube StyleHELICAL CLOSE-PITCH CORRUGATED
Inside Diameter0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5930-01-107-922522941 INTERCHANGEABLE
Switch,push
Dana Commercial Vehicle Products, Llc
4720-01-210-957212639 INTERCHANGEABLE
Hose,preformed
Westerbeke Corporation
5985-01-249-631012639 INTERCHANGEABLE
Isolator,radio Frequency Reflect
Versitron Inc
3120-01-268-770512639 INTERCHANGEABLE
Parts Kit,bearing Replacement,me
Middleby Marshall Inc Toastmaster Cooking and Warming Equipment Div
9905-01-348-631912639 INTERCHANGEABLE
Plate,instruction
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
12639 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
88024-0082 Coast Metal Craft, Inc. (USA)
HS720-4 Fmh Aerospace Corp. (USA)
353-016-0008 Senior Operations Llc Div Senior Aerospace Ssp (USA)
MB12639-0 PRIMARY Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
65-19917-4 The Boeing Company Div Defense (USA)
12639 Senior Flexonics Inc (USA)
353-016-0008 Senior Operations Llc (USA)
Related Parts
5930-01-107-9225INTERCHANGEABLE
SWITCH,PUSH
22941
4720-01-210-9572INTERCHANGEABLE
HOSE,PREFORMED
12639
5985-01-249-6310INTERCHANGEABLE
ISOLATOR,RADIO FREQUENCY REFLECT
12639
3120-01-268-7705INTERCHANGEABLE
PARTS KIT,BEARING REPLACEMENT,ME
12639
9905-01-348-6319INTERCHANGEABLE
PLATE,INSTRUCTION
12639

Frequently Asked Questions

What is NSN 4720-00-874-5978?

NSN 4720-00-874-5978 is a Hose Assembly,metallic, manufactured by Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-00-874-5978?

NSN 4720-00-874-5978 has 8 cross-referenced part numbers: 12639 (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division), 88024-0082 (Coast Metal Craft, Inc.), HS720-4 (Fmh Aerospace Corp.), 353-016-0008 (Senior Operations Llc Div Senior Aerospace Ssp), MB12639-0 (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division) and 3 more.

What NSN replaces 4720-00-874-5978?

There are 5 known substitutes for 4720-00-874-5978: 5930-01-107-9225, 4720-01-210-9572, 5985-01-249-6310 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MB12639-0?

Key specifications for MB12639-0: Cross-Sectional Shape Style: ROUND; Features Provided: IDENTICAL ENDS; Connection Style: SWIVEL NUT FLARE FIRST END; End Connection Design: STRAIGHT FIRST END. 16 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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