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Technical Data Sheet

L099/L100 — INSERT,FLEXIBLE COUPLING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

L099/L100: INSERT,FLEXIBLE COUPLING.

The INSERT,FLEXIBLE COUPLING is a the manufacturer industrial component. Key specifications include style_designator: SPIDER, overall_thickness: 0.71 INCHES NOMINAL IN, end_item_identification: OK0-410 (V)4 SQ, overall_outside_diameter: 2.54 INCHES NOMINAL IN, general_characteristics_item_description: USED ON LOVEJOY FLEXIBLE COUPLING 7-8X1 3/8 IN HEATING,VENTILATING AND AC UTILITY ANNEX IN, part_name_assigned_by_controlling_agency: COUPLING,SPIDER. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-088-6401, 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
L099/L100
NSN: 5330-01-088-6401
NIINs: 010886401, 016691428
FSC: 5330 — Packing and Gasket Materials
CAGE: 75665 — LOVEJOY, LLC DIV LOVEJOY (USA)
SPECIFICATIONS
style_designatorSPIDER
overall_thickness0.71 INCHES NOMINAL IN
end_item_identificationOK0-410 (V)4 SQ
overall_outside_diameter2.54 INCHES NOMINAL IN
general_characteristics_item_descriptionUSED ON LOVEJOY FLEXIBLE COUPLING 7-8X1 3/8 IN HEATING,VENTILATING AND AC UTILITY ANNEX IN
part_name_assigned_by_controlling_agencyCOUPLING,SPIDER
NSN5330-01-088-6401
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: L099/L100 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: USED ON LOVEJOY FLEXIBLE COUPLING 7-8X1 3/8 IN HEATING,VENTILATING AND AC UTILITY ANNEX IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONUSED ON LOVEJOY FLEXIBLE COUPLING 7-8X1 3/8 IN HEATING,VENTILATING AND AC UTILITY ANNEX IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is L099/L100?
L099/L100 is a INSERT,FLEXIBLE COUPLING.
What is the NSN for L099/L100?
L099/L100 is cataloged in the U.S. Government catalog under NSN 5330-01-088-6401. 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.