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L5265014 — COVER,PROTECTIVE,DUST AND MOISTU

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

L5265014: COVER,PROTECTIVE,DUST AND MOISTU.

COVER,PROTECTIVE,DUST AND MOISTU. Key specifications include shape: CIRCULAR, material: PLASTIC POLYAMIDE NYLON, overall_length: 4.130 INCHES NOMINAL IN, mounting_method: BOLT OR SCREW, special_features: INSIDE RADIUS IS 0.628 INCHES (NOM) IN, overall_thickness: 0.187 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-713-5661, 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
L5265014
NSN: 5340-01-713-5661
NIINs: 017135661, 017240507
FSC: 5340 — Hardware, Commercial
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
shapeCIRCULAR
materialPLASTIC POLYAMIDE NYLON
overall_length4.130 INCHES NOMINAL IN
mounting_methodBOLT OR SCREW
special_featuresINSIDE RADIUS IS 0.628 INCHES (NOM) IN
overall_thickness0.187 INCHES NOMINAL IN
end_item_identificationB1-BACFT
part_name_assigned_by_controlling_agencyCOVER, SHAFT-FLAP/SLAT SYSTEM
NSN5340-01-713-5661
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: L5265014 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
•
MOUNTING METHOD: BOLT OR SCREW
•
OVERALL THICKNESS: 0.187 INCHES NOMINAL IN
•
SHAPE: CIRCULAR
•
MATERIAL: PLASTIC POLYAMIDE NYLON
TECHNICAL CHARACTERISTICS
MOUNTING METHODBOLT OR SCREW
OVERALL THICKNESS0.187 INCHES NOMINAL IN
SHAPECIRCULAR
OVERALL LENGTH4.130 INCHES NOMINAL IN
SPECIAL FEATURESINSIDE RADIUS IS 0.628 INCHES (NOM) IN
PART NAME ASSIGNED BY CONTROLLING AGENCYCOVER, SHAFT-FLAP/SLAT SYSTEM
END ITEM IDENTIFICATIONB1-BACFT
MATERIALPLASTIC POLYAMIDE NYLON
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is L5265014?
L5265014 is a COVER,PROTECTIVE,DUST AND MOISTU.
What is the NSN for L5265014?
L5265014 is cataloged in the U.S. Government catalog under NSN 5340-01-713-5661. 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.