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Technical Data Sheet
PartsTable / COMPONENT / 512A42-9
512A42-9 ✓ 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 BUMPER is a the manufacturer industrial component. Key specifications include color: BLACK, material: RUBBER SYNTHETIC, shank_length: 0.188 INCHES NOMINAL IN, overall_height: 0.375 INCHES NOMINAL IN, shank_diameter: 0.188 INCHES NOMINAL IN, style_designator: ROUND TOP FLANGE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-813-5391, 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
512A42-9
NSN: 5340-00-813-5391
FSC: 5340
CAGE: 94033 — CARDWELL CONDENSER CORP LAPOINTE-ADMIRAL DIV (USA)
SPECIFICATIONS
colorBLACK
materialRUBBER SYNTHETIC
shank_length0.188 INCHES NOMINAL IN
overall_height0.375 INCHES NOMINAL IN
shank_diameter0.188 INCHES NOMINAL IN
style_designatorROUND TOP FLANGE
material_hardness_rating65.0 DUROMETER NOMINAL
outside/top_flange_diameter0.313 INCHES NOMINAL IN
NSN5340-00-813-5391
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 512A42-9 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: RUBBER SYNTHETIC
•
SHANK DIAMETER: 0.188 INCHES NOMINAL IN
•
COLOR: BLACK
•
SHANK LENGTH: 0.188 INCHES NOMINAL IN
•
MATERIAL HARDNESS RATING: 65.0 DUROMETER NOMINAL
•
OUTSIDE/TOP FLANGE DIAMETER: 0.313 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND TOP FLANGE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER SYNTHETIC
SHANK DIAMETER0.188 INCHES NOMINAL IN
COLORBLACK
SHANK LENGTH0.188 INCHES NOMINAL IN
MATERIAL HARDNESS RATING65.0 DUROMETER NOMINAL
OVERALL HEIGHT0.375 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER0.313 INCHES NOMINAL IN
STYLE DESIGNATORROUND TOP FLANGE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
15021Interchangeable
interchangeable cross-reference
interchangeable
CAKX1AMInterchangeable
interchangeable cross-reference
interchangeable
GAA6934CInterchangeable
interchangeable cross-reference
interchangeable
210MInterchangeable
interchangeable cross-reference
interchangeable
SPECIALG0VERNMENT2Interchangeable
interchangeable cross-reference
interchangeable
FM207AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 512A42-9?
512A42-9 is a BUMPER.
What parts can replace 512A42-9?
There are 13 known substitutes for 512A42-9: 15021, CAKX1AM, GAA6934C and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 512A42-9?
512A42-9 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-813-5391. 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