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MDK89525-1 — HOSE ASSEMBLY,AIR DUCT

✓ Government record, cited
— · PIPE SECTION
PRODUCT OVERVIEW

MDK89525-1: HOSE ASSEMBLY,AIR DUCT.

The HOSE ASSEMBLY,AIR DUCT is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING FIRST END COUPLING, coupling_style: PLAIN FLANGE FIRST END, connection_type: COUPLING FIRST END, inside_diameter: 4.000 INCHES NOMINAL FIRST END IN, style_designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED, surface_treatment: PASSIVATE FIRST END COUPLING. This part is cataloged in the U.S.

Government catalog under NSN 4720-01-012-9104, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MDK89525-1
NSN: 4720-01-012-9104
FSC: 4720 — Hose and Flexible Tubing
CAGE: 90598 — ENGINEERED AIR SYSTEMS, INC. DBA DRS SUSTAINMENT SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING FIRST END COUPLING
coupling_stylePLAIN FLANGE FIRST END
connection_typeCOUPLING FIRST END
inside_diameter4.000 INCHES NOMINAL FIRST END IN
style_designatorHELICALLY WOUND CONTINOUS WIRE SUPPORTED
surface_treatmentPASSIVATE FIRST END COUPLING
operating_pressure16.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
cross-sectional_shape_styleROUND
measuring_method_and_length89.000 INCHES NOMINAL OVERALL IN
material_document_and_classificationMIL-H-7365 MIL SPEC SINGLE MATERIAL RESPONSE SINGLE PLY
NSN4720-01-012-9104
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — — — PN: MDK89525-1 · OEM ⚠ VERIFY BEFORE ORDERING Schedule = wall thickness, NOT pipe diameter. Sch 40 and Sch 80 have the same OD but different wall thickness. Nominal pipe size ≠ actual OD — a 1" pipe is actually 1.315" OD ✓ BROKER TIP Sch 40 = standard wall, Sch 80 = heavy wall (higher pressure), Sch 160 = extra heavy. Seamless pipe is required for high-pressure applications — welded pipe has lower ratings PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MEASURING METHOD AND LENGTH: 89.000 INCHES NOMINAL OVERALL IN
•
CONNECTION TYPE: COUPLING FIRST END
•
STYLE DESIGNATOR: HELICALLY WOUND CONTINOUS WIRE SUPPORTED
•
COUPLING STYLE: PLAIN FLANGE FIRST END
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-H-7365 MIL SPEC SINGLE MATERIAL RESPONSE SINGLE PLY
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
OPERATING PRESSURE: 16.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
•
INSIDE DIAMETER: 4.000 INCHES NOMINAL FIRST END IN
TECHNICAL CHARACTERISTICS
MEASURING METHOD AND LENGTH89.000 INCHES NOMINAL OVERALL IN
CONNECTION TYPECOUPLING FIRST END
STYLE DESIGNATORHELICALLY WOUND CONTINOUS WIRE SUPPORTED
COUPLING STYLEPLAIN FLANGE FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-H-7365 MIL SPEC SINGLE MATERIAL RESPONSE SINGLE PLY
CROSS-SECTIONAL SHAPE STYLEROUND
OPERATING PRESSURE16.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
INSIDE DIAMETER4.000 INCHES NOMINAL FIRST END IN
SURFACE TREATMENTPASSIVATE FIRST END COUPLING
MATERIALRUBBER SINGLE PLY
OTHER ITEMS IN FSC 4720 — Hose and Flexible Tubing
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4720-00-000-0080 4720-00-000-0081 4720-00-000-0084 4720-00-000-0724 4720-00-001-0014 4720-00-001-0015 4720-00-001-0023 4720-00-001-0025
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MDK89525-1?
MDK89525-1 is a HOSE ASSEMBLY,AIR DUCT.
What is the NSN for MDK89525-1?
MDK89525-1 is cataloged in the U.S. Government catalog under NSN 4720-01-012-9104. This indicates validated use in U.S. government and defense supply chains.
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