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Technical Data Sheet
5340PL1879626 ✓ 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), drive_type: SERRATED, design_type: THREADED, overall_diameter: 0.405 INCHES NOMINAL IN, special_features: COLOR CODED GREEN, thread_size_and_series/type_designator: 1/2-27 NPT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-526-1691, 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
5340PL1879626
NSN: 5340-00-526-1691
FSC: 5340
CAGE: 9009H — JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX (POL)
SPECIFICATIONS
materialPLASTIC, POLYETHYLENE (PP)
drive_typeSERRATED
design_typeTHREADED
overall_diameter0.405 INCHES NOMINAL IN
special_featuresCOLOR CODED GREEN
thread_size_and_series/type_designator1/2-27 NPT
NSN5340-00-526-1691
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5340PL1879626 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
OVERALL DIAMETER: 0.405 INCHES NOMINAL IN
MATERIAL: PLASTIC, POLYETHYLENE (PP)
DRIVE TYPE: SERRATED
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 1/2-27 NPT
DESIGN TYPE: THREADED
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL DIAMETER0.405 INCHES NOMINAL IN
SPECIAL FEATURESCOLOR CODED GREEN
MATERIALPLASTIC, POLYETHYLENE (PP)
DRIVE TYPESERRATED
THREAD SIZE AND SERIES/TYPE DESIGNATOR1/2-27 NPT
DESIGN TYPETHREADED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
13040-1Upgraded Successor
successor cross-reference
successor
N1689-5Upgraded Successor
successor cross-reference
successor
N1705 02DUpgraded Successor
successor cross-reference
successor
3-2104-PUpgraded Successor
successor cross-reference
successor
B5672Interchangeable
interchangeable cross-reference
interchangeable
130201Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5340PL1879626?
5340PL1879626 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What parts can replace 5340PL1879626?
There are 7 known substitutes for 5340PL1879626: 13040-1, N1689-5, N1705 02D and 4 more. Substitute compatibility should be verified for your specific system.
Is 5340PL1879626 still available?
5340PL1879626 is currently cancelled.
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