PartsTable
Technical Data Sheet
MC-034556 ✓ 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

PLUG,PROTECTIVE,DUST AND MOISTUR. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-690-6610, 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
MC-034556
NSN: 5340-01-690-6610
FSC: 5340
CAGE: 27192 — DRS NAVAL POWER SYSTEMS INC DBA DRS POWER & CONTROL TECHNOLOGIES INC (USA)
SPECIFICATIONS
Part NumberMC-034556
NSN5340-01-690-6610
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MC-034556 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
84482R1Upgraded Successor
successor cross-reference
successor
51576Upgraded Successor
successor cross-reference
successor
68049Interchangeable
interchangeable cross-reference
interchangeable
436MRL-25Interchangeable
interchangeable cross-reference
interchangeable
1631MInterchangeable
interchangeable cross-reference
interchangeable
U9VLJPFPInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MC-034556?
MC-034556 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What parts can replace MC-034556?
There are 10 known substitutes for MC-034556: 84482R1, 51576, 68049 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MC-034556?
MC-034556 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-690-6610. This indicates validated use in U.S. government and defense supply chains.
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