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PartsTable / COMPONENT / PL-2D3-621 PC 58
PL-2D3-621 PC 58 ✓ 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

PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include material: PLASTIC, POLYETHYLENE (PP), design_type: THREADED, end_item_identification: BRAKE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-465-9969, 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
PL-2D3-621 PC 58
NSN: 5340-01-465-9969
FSC: 5340
CAGE: 34712 — LAKE SHORE SYSTEMS, INC. (USA)
SPECIFICATIONS
materialPLASTIC, POLYETHYLENE (PP)
design_typeTHREADED
end_item_identificationBRAKE
NSN5340-01-465-9969
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: PL-2D3-621 PC 58 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
•
MATERIAL: PLASTIC, POLYETHYLENE (PP)
•
DESIGN TYPE: THREADED
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC, POLYETHYLENE (PP)
END ITEM IDENTIFICATIONBRAKE
DESIGN TYPETHREADED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
TP9Interchangeable
interchangeable cross-reference
interchangeable
TA264PTInterchangeable
interchangeable cross-reference
interchangeable
0121-0048Interchangeable
interchangeable cross-reference
interchangeable
566B3-1Interchangeable
interchangeable cross-reference
interchangeable
773465001Interchangeable
interchangeable cross-reference
interchangeable
563-013Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PL-2D3-621 PC 58?
PL-2D3-621 PC 58 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What parts can replace PL-2D3-621 PC 58?
There are 8 known substitutes for PL-2D3-621 PC 58: TP9, TA264PT, 0121-0048 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PL-2D3-621 PC 58?
PL-2D3-621 PC 58 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-465-9969. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026