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Technical Data Sheet
PartsTable / COMPONENT / Y109101004N ITEM 12
Y109101004N ITEM 12 ✓ 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. Key specifications include material: NICKEL ALLOY 600 AND GRAPHITE OVERALL, special_features: INCONEL 600/GRAPHITE, part_name_assigned_by_controlling_agency: GASKET,BONNET. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-481-4539, 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
Y109101004N ITEM 12
NSN: 5330-01-481-4539
FSC: 5330
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY 600 AND GRAPHITE OVERALL
special_featuresINCONEL 600/GRAPHITE
end_item_identificationTARAWA CLASS LHA;2IN CLASS 600 AEROFLOW WITH 6IN & 4IN ANSI B16.5 WELD NECK FLANGES 6IN DOUBLE ACTING SPRING RETURN PISTON ACTUATOR IN
part_name_assigned_by_controlling_agencyGASKET,BONNET
NSN5330-01-481-4539
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: Y109101004N ITEM 12 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: NICKEL ALLOY 600 AND GRAPHITE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALNICKEL ALLOY 600 AND GRAPHITE OVERALL
END ITEM IDENTIFICATIONTARAWA CLASS LHA;2IN CLASS 600 AEROFLOW WITH 6IN & 4IN ANSI B16.5 WELD NECK FLANGES 6IN DOUBLE ACTING SPRING RETURN PISTON ACTUATOR IN
SPECIAL FEATURESINCONEL 600/GRAPHITE
PART NAME ASSIGNED BY CONTROLLING AGENCYGASKET,BONNET
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
74689Interchangeable
interchangeable cross-reference
interchangeable
71-62Interchangeable
interchangeable cross-reference
interchangeable
00044Interchangeable
interchangeable cross-reference
interchangeable
8395848Interchangeable
interchangeable cross-reference
interchangeable
8395848-2Interchangeable
interchangeable cross-reference
interchangeable
A74689Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is Y109101004N ITEM 12?
Y109101004N ITEM 12 is a GASKET.
What parts can replace Y109101004N ITEM 12?
There are 6 known substitutes for Y109101004N ITEM 12: 74689, 71-62, 00044 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for Y109101004N ITEM 12?
Y109101004N ITEM 12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-481-4539. 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