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1843426 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1843426: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR OVERALL, hardness_rating: 50.0 SHORE DUROMETER A MAXIMUM OVERALL, material_document_and_classification: MIL-R-15624 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-651-8804, 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
1843426
NSN: 5330-00-651-8804
FSC: 5330 — Packing and Gasket Materials
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR OVERALL
hardness_rating50.0 SHORE DUROMETER A MAXIMUM OVERALL
material_document_and_classificationMIL-R-15624 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-651-8804
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1843426 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
•
HARDNESS RATING: 50.0 SHORE DUROMETER A MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-15624 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR OVERALL
TECHNICAL CHARACTERISTICS
HARDNESS RATING50.0 SHORE DUROMETER A MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-15624 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALRUBBER CHLOROPRENE CLASS CR OVERALL
SUBSTITUTES & CROSS-REFERENCES 6
821589PC33Reference document
Same NSN cross-reference
Reference document — Secondary reference
574-7804-1520938PC13Reference document
Same NSN cross-reference
Reference document — Secondary reference
1877647PC33Reference document
Same NSN cross-reference
Reference document — Secondary reference
820522PC33Reference document
Same NSN cross-reference
Reference document — Secondary reference
197384PC13Reference document
Same NSN cross-reference
Reference document — Secondary reference
179019PCALLReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1843426?
1843426 is a GASKET.
What parts can replace 1843426?
There are 6 known substitutes for 1843426: 821589PC33, 574-7804-1520938PC13, 1877647PC33 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1843426?
1843426 is cataloged in the U.S. Government catalog under NSN 5330-00-651-8804. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.