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Technical Data Sheet
334781P01 ✓ 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

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC, overall_diameter: 1.610 INCHES MINIMUM AND 1.670 INCHES MAXIMUM 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 5340-01-304-4156, 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
334781P01
NSN: 5340-01-304-4156
FSC: 5340
CAGE: 62228 — MEGGITT DEFENSE SYSTEMS, INC. DBA MEGGITT DEFENSE SYSTEMS INC (USA)
SPECIFICATIONS
materialPLASTIC
overall_diameter1.610 INCHES MINIMUM AND 1.670 INCHES MAXIMUM IN
NSN5340-01-304-4156
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 334781P01 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
MATERIAL: PLASTIC
OVERALL DIAMETER: 1.610 INCHES MINIMUM AND 1.670 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC
OVERALL DIAMETER1.610 INCHES MINIMUM AND 1.670 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
4270-24YUpgraded Successor
successor cross-reference
successor
P045524-06Upgraded Successor
successor cross-reference
successor
10138010Upgraded Successor
successor cross-reference
successor
276MS593P004REV2Interchangeable
interchangeable cross-reference
interchangeable
67-06C20-37SInterchangeable
interchangeable cross-reference
interchangeable
371-5613-000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 334781P01?
334781P01 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace 334781P01?
There are 10 known substitutes for 334781P01: 4270-24Y, P045524-06, 10138010 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 334781P01?
334781P01 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-304-4156. This indicates validated use in U.S. government and defense supply chains.
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