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Technical Data Sheet
PartsTable / COMPONENT / MRA5300-6PC56
MRA5300-6PC56 ✓ 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 GASKET is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-391-8757, 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
MRA5300-6PC56
NSN: 5330-00-391-8757
FSC: 5330
CAGE: 10855 — CARRIER CORP (USA)
SPECIFICATIONS
Part NumberMRA5300-6PC56
NSN5330-00-391-8757
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MRA5300-6PC56 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 19
282-4501-801805REVFPCF40Interchangeable
interchangeable cross-reference
interchangeable
E8643APC55-1 1-2Interchangeable
interchangeable cross-reference
interchangeable
565-4105-1016997ALTIPC5SH1Interchangeable
interchangeable cross-reference
interchangeable
5511-2Interchangeable
interchangeable cross-reference
interchangeable
1622-100Interchangeable
interchangeable cross-reference
interchangeable
519-1-2-1-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MRA5300-6PC56?
MRA5300-6PC56 is a GASKET.
What parts can replace MRA5300-6PC56?
There are 19 known substitutes for MRA5300-6PC56: 282-4501-801805REVFPCF40, E8643APC55-1 1-2, 565-4105-1016997ALTIPC5SH1 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MRA5300-6PC56?
MRA5300-6PC56 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-391-8757. 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