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Technical Data Sheet
PartsTable / COMPONENT / 43243-12ITEM20
43243-12ITEM20 ✓ 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 PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include color: BLACK, material: RUBBER SYNTHETIC OVERALL, peripheral_diameter: 1.312 INCHES NOMINAL IN, center_hole_diameter: 0.687 INCHES NOMINAL IN, cross-sectional_height: 0.243 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 5330-00-469-2906, 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
43243-12ITEM20
NSN: 5330-00-469-2906
FSC: 5330
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
colorBLACK
materialRUBBER SYNTHETIC OVERALL
peripheral_diameter1.312 INCHES NOMINAL IN
center_hole_diameter0.687 INCHES NOMINAL IN
cross-sectional_height0.243 INCHES NOMINAL IN
NSN5330-00-469-2906
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 43243-12ITEM20 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
•
PERIPHERAL DIAMETER: 1.312 INCHES NOMINAL IN
•
COLOR: BLACK
•
CENTER HOLE DIAMETER: 0.687 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.243 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL DIAMETER1.312 INCHES NOMINAL IN
COLORBLACK
CENTER HOLE DIAMETER0.687 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.243 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
DM6633ALTFPC6Interchangeable
interchangeable cross-reference
interchangeable
5-8INBALLGRADE2SInterchangeable
interchangeable cross-reference
interchangeable
34789Interchangeable
interchangeable cross-reference
interchangeable
STORCENTER IX2 6TBInterchangeable
interchangeable cross-reference
interchangeable
AM57-2200M0ITEM20Interchangeable
Same NIIN cross-reference
interchangeable
39605-1PC65Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 43243-12ITEM20?
43243-12ITEM20 is a PACKING,PREFORMED.
What parts can replace 43243-12ITEM20?
There are 13 known substitutes for 43243-12ITEM20: DM6633ALTFPC6, 5-8INBALLGRADE2S, 34789 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 43243-12ITEM20?
43243-12ITEM20 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-469-2906. 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