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PartsTable / COMPONENT / 444MDH1
444MDH1 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PLUG,EXPANSION is a the manufacturer industrial component. Key specifications include height: 0.438 INCHES NOMINAL IN, material: STEEL, outside_diameter: 1.500 INCHES NOMINAL IN, style_designator: CUP, surface_treatment: CADMIUM, material_thickness: 0.094 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-276-5835, 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
444MDH1
NSN: 5340-00-276-5835
FSC: 5340
CAGE: 05415 — LINDE LIFT TRUCK CORP. (USA)
SPECIFICATIONS
height0.438 INCHES NOMINAL IN
materialSTEEL
outside_diameter1.500 INCHES NOMINAL IN
style_designatorCUP
surface_treatmentCADMIUM
material_thickness0.094 INCHES NOMINAL IN
NSN5340-00-276-5835
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 444MDH1 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE TREATMENT: CADMIUM
•
HEIGHT: 0.438 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CUP
•
MATERIAL THICKNESS: 0.094 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTCADMIUM
HEIGHT0.438 INCHES NOMINAL IN
OUTSIDE DIAMETER1.500 INCHES NOMINAL IN
STYLE DESIGNATORCUP
MATERIAL THICKNESS0.094 INCHES NOMINAL IN
MATERIALSTEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
112CInterchangeable
interchangeable cross-reference
interchangeable
C2UT399NDInterchangeable
interchangeable cross-reference
interchangeable
17801Interchangeable
interchangeable cross-reference
interchangeable
FIG112CInterchangeable
interchangeable cross-reference
interchangeable
C112Interchangeable
interchangeable cross-reference
interchangeable
A-A-52160Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 444MDH1?
444MDH1 is a PLUG,EXPANSION.
What parts can replace 444MDH1?
There are 17 known substitutes for 444MDH1: 112C, C2UT399ND, 17801 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 444MDH1?
444MDH1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-276-5835. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026