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Technical Data Sheet
PartsTable / COMPONENT / 2HG421
2HG421 ✓ 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

GASKET AND PREFORMED PACKING SET. Key specifications include end_item_identification: 2320-01-304-2277 PLS (PALLETIZED LOADING SYSTEM)., nonsupply_items_and_quantities: GASKET 1;PACKING,PREFORMED 1. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-122-0624, 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
2HG421
NSN: 5330-00-122-0624
FSC: 5330
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
component_quantity2
end_item_identification2320-01-304-2277 PLS (PALLETIZED LOADING SYSTEM).
nonsupply_items_and_quantitiesGASKET 1;PACKING,PREFORMED 1
NSN5330-00-122-0624
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2HG421 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
•
COMPONENT QUANTITY: 2
•
NONSUPPLY ITEMS AND QUANTITIES: GASKET 1;PACKING,PREFORMED 1
TECHNICAL CHARACTERISTICS (FLIS)
COMPONENT QUANTITY2
END ITEM IDENTIFICATION2320-01-304-2277 PLS (PALLETIZED LOADING SYSTEM).
NONSUPPLY ITEMS AND QUANTITIESGASKET 1;PACKING,PREFORMED 1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
2200-771744REVAITEM105CInterchangeable
interchangeable cross-reference
interchangeable
P44Interchangeable
interchangeable cross-reference
interchangeable
T1-2409-1286522REVAPC13Interchangeable
interchangeable cross-reference
interchangeable
420 4926Interchangeable
interchangeable cross-reference
interchangeable
BLACKWIZARD405Interchangeable
interchangeable cross-reference
interchangeable
600 2 IN.Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2HG421?
2HG421 is a GASKET AND PREFORMED PACKING SET.
What parts can replace 2HG421?
There are 15 known substitutes for 2HG421: 2200-771744REVAITEM105C, P44, T1-2409-1286522REVAPC13 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2HG421?
2HG421 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-122-0624. 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