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Technical Data Sheet
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MH438 ✓ Verified by PartsTable
— · PIPE SECTION
WHAT YOU NEED TO KNOW
Schedule = wall thickness, NOT diameter Nominal pipe size != actual OD
Sch 40 and Sch 80 same OD, different wall
PRODUCT OVERVIEW

The HOSE,PREFORMED is a the manufacturer industrial component. Key specifications include special_features: AIR WATER VALVE, end_item_identification: EVIS 140 SERIES. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4720-01-169-9832, 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
MH438
NSN: 4720-01-169-9832
FSC: 4720
CAGE: 25472 — GOODRICH CORPORATION (USA)
SPECIFICATIONS
special_featuresAIR WATER VALVE
end_item_identificationEVIS 140 SERIES
NSN4720-01-169-9832
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — — — PN: MH438 · 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
•
FEATURES PROVIDED: ENLARGED ENDS
•
STYLE DESIGNATOR: SINGLE BEND
TECHNICAL CHARACTERISTICS (FLIS)
FEATURES PROVIDEDENLARGED ENDS
STYLE DESIGNATORSINGLE BEND
SPECIAL FEATURESAMERICAN MOTORS HORNET AND JEEP 1975 AND ABOVE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
3229402Interchangeable
interchangeable cross-reference
interchangeable
5133PL0881891Interchangeable
interchangeable cross-reference
interchangeable
46626Interchangeable
interchangeable cross-reference
interchangeable
NAS907Interchangeable
interchangeable cross-reference
interchangeable
MH-438Interchangeable
interchangeable cross-reference
interchangeable
20926Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MH438?
MH438 is a HOSE,PREFORMED.
What parts can replace MH438?
There are 8 known substitutes for MH438: 3229402, 5133PL0881891, 46626 and 5 more. Substitute compatibility should be verified for your specific system.
Is MH438 still available?
MH438 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026