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Technical Data Sheet
PartsTable / COMPONENT / 0246400
0246400 ✓ 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

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: COPPER ALLOY, design_type: SOLID, end_diameter: 0.8750 INCHES NOMINAL IN, overall_height: 0.3750 INCHES NOMINAL IN, style_designator: SEAT, first_step_diameter: 1.2500 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 5340-00-621-5455, 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
0246400
NSN: 5340-00-621-5455
FSC: 5340
CAGE: 75545 — LAWLER MANUFACTURING COMPANY, INC. (USA)
SPECIFICATIONS
materialCOPPER ALLOY
design_typeSOLID
end_diameter0.8750 INCHES NOMINAL IN
overall_height0.3750 INCHES NOMINAL IN
style_designatorSEAT
first_step_diameter1.2500 INCHES NOMINAL IN
distance_from_end_to_first_step0.1880 INCHES NOMINAL IN
NSN5340-00-621-5455
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 0246400 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
•
FIRST STEP DIAMETER: 1.2500 INCHES NOMINAL IN
•
END DIAMETER: 0.8750 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SEAT
•
DISTANCE FROM END TO FIRST STEP: 0.1880 INCHES NOMINAL IN
•
DESIGN TYPE: SOLID
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
FIRST STEP DIAMETER1.2500 INCHES NOMINAL IN
END DIAMETER0.8750 INCHES NOMINAL IN
STYLE DESIGNATORSEAT
DISTANCE FROM END TO FIRST STEP0.1880 INCHES NOMINAL IN
DESIGN TYPESOLID
MATERIALCOPPER ALLOY
OVERALL HEIGHT0.3750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
2464Upgraded Successor
successor cross-reference
successor
919-4Interchangeable
interchangeable cross-reference
interchangeable
2807-4Interchangeable
interchangeable cross-reference
interchangeable
7277-191Interchangeable
interchangeable cross-reference
interchangeable
605720Interchangeable
interchangeable cross-reference
interchangeable
WM-2464Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0246400?
0246400 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace 0246400?
There are 11 known substitutes for 0246400: 2464, 919-4, 2807-4 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 0246400?
0246400 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-621-5455. 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