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8018086 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8018086: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include design_type: THREADED, overall_diameter: 1.138 INCHES MINIMUM AND 1.140 INCHES MAXIMUM IN, inside_diameter_length: 0.310 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN, round_cap_outside_surface_condition: KNURLED. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-348-6512, 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
8018086
NSN: 5340-01-348-6512
FSC: 5340 — Hardware, Commercial
CAGE: 60225 — L3 TECHNOLOGIES, INC. DIV OCEAN SYSTEMS (USA)
SPECIFICATIONS
design_typeTHREADED
overall_diameter1.138 INCHES MINIMUM AND 1.140 INCHES MAXIMUM IN
inside_diameter_length0.310 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
round_cap_outside_surface_conditionKNURLED
NSN5340-01-348-6512
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8018086 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
•
DESIGN TYPE: THREADED
•
OVERALL DIAMETER: 1.138 INCHES MINIMUM AND 1.140 INCHES MAXIMUM IN
•
INSIDE DIAMETER LENGTH: 0.310 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
•
ROUND CAP OUTSIDE SURFACE CONDITION: KNURLED
TECHNICAL CHARACTERISTICS
DESIGN TYPETHREADED
OVERALL DIAMETER1.138 INCHES MINIMUM AND 1.140 INCHES MAXIMUM IN
INSIDE DIAMETER LENGTH0.310 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
ROUND CAP OUTSIDE SURFACE CONDITIONKNURLED
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8018086?
8018086 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What is the NSN for 8018086?
8018086 is cataloged in the U.S. Government catalog under NSN 5340-01-348-6512. 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.