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2023AS349-1 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2023AS349-1: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC POLYVINYL CHLORIDE (PVC), design_type: FRICTION, overall_diameter: 7.1 MILLIMETERS NOMINAL MM, special_features: 25.4 MM O/A LG; CLOSED END ROUNDED; COLOR BLACK MM, tube_outside_diameter_for_which_designed: 5.3 MILLIMETERS MAXIMUM MM. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-409-1710, 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
2023AS349-1
NSN: 5340-01-409-1710
FSC: 5340 — Hardware, Commercial
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialPLASTIC POLYVINYL CHLORIDE (PVC)
design_typeFRICTION
overall_diameter7.1 MILLIMETERS NOMINAL MM
special_features25.4 MM O/A LG; CLOSED END ROUNDED; COLOR BLACK MM
tube_outside_diameter_for_which_designed5.3 MILLIMETERS MAXIMUM MM
NSN5340-01-409-1710
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2023AS349-1 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: FRICTION
•
OVERALL DIAMETER: 7.1 MILLIMETERS NOMINAL MM
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 5.3 MILLIMETERS MAXIMUM MM
•
MATERIAL: PLASTIC POLYVINYL CHLORIDE (PVC)
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
OVERALL DIAMETER7.1 MILLIMETERS NOMINAL MM
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED5.3 MILLIMETERS MAXIMUM MM
SPECIAL FEATURES25.4 MM O/A LG; CLOSED END ROUNDED; COLOR BLACK MM
MATERIALPLASTIC POLYVINYL CHLORIDE (PVC)
SUBSTITUTES & CROSS-REFERENCES 1
02-0002-5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 2023AS349-1?
2023AS349-1 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace 2023AS349-1?
There is 1 known substitute for 2023AS349-1: 02-0002-5. Substitute compatibility should be verified for your specific system.
What is the NSN for 2023AS349-1?
2023AS349-1 is cataloged in the U.S. Government catalog under NSN 5340-01-409-1710. 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.