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Technical Data Sheet
CAPLUG-K3 ✓ 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

CAP-PLUG,PROTECTIVE,DUST AND MOI. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-171-6391, 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
CAPLUG-K3
NSN: 5340-01-171-6391
FSC: 5340
CAGE: 99017 — CAPLUGS LLC DBA MOKON DIV CAPLUGS (USA)
SPECIFICATIONS
Part NumberCAPLUG-K3
NSN5340-01-171-6391
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: CAPLUG-K3 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
615721Interchangeable
interchangeable cross-reference
interchangeable
VG95236-T103Interchangeable
interchangeable cross-reference
interchangeable
K3Interchangeable
interchangeable cross-reference
interchangeable
ASTM B438Interchangeable
interchangeable cross-reference
interchangeable
PL-2D3-981 ITEMInterchangeable
interchangeable cross-reference
interchangeable
PB2432-16Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CAPLUG-K3?
CAPLUG-K3 is a CAP-PLUG,PROTECTIVE,DUST AND MOI.
What parts can replace CAPLUG-K3?
There are 18 known substitutes for CAPLUG-K3: 615721, VG95236-T103, K3 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CAPLUG-K3?
CAPLUG-K3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-171-6391. This indicates validated use in U.S. government and defense supply chains.
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