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523740 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

523740: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING CASE, case_style: RECESSEDRECESSED, seal_width: 0.380 INCHES NOMINAL0.380 INCHES NOMINAL IN, attachment_method: CEMENTEDCEMENTED, housing_bore_diameter: 0.814 INCHES NOMINAL0.814 INCHES NOMINAL IN, sealing_element_style: VERTICALVERTICAL. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-506-3996, 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
523740
NSN: 5330-00-506-3996
FSC: 5330 — Packing and Gasket Materials
CAGE: 03104 — TELEDYNE BROWN ENGINEERING, INC. DBA TELEDYNE TURBINE ENGINES DIV TELEDYNE TURBINE ENGINES (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING CASE
case_styleRECESSEDRECESSED
seal_width0.380 INCHES NOMINAL0.380 INCHES NOMINAL IN
attachment_methodCEMENTEDCEMENTED
housing_bore_diameter0.814 INCHES NOMINAL0.814 INCHES NOMINAL IN
sealing_element_styleVERTICALVERTICAL
accommodated_shaft_diameter0.395 INCHES NOMINAL0.395 INCHES NOMINAL IN
NSN5330-00-506-3996
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 523740 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
•
SEAL WIDTH: 0.380 INCHES NOMINAL0.380 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: VERTICALVERTICAL
•
HOUSING BORE DIAMETER: 0.814 INCHES NOMINAL0.814 INCHES NOMINAL IN
•
CASE STYLE: RECESSEDRECESSED
•
ACCOMMODATED SHAFT DIAMETER: 0.395 INCHES NOMINAL0.395 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING CASE
•
ATTACHMENT METHOD: CEMENTEDCEMENTED
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.380 INCHES NOMINAL0.380 INCHES NOMINAL IN
SEALING ELEMENT STYLEVERTICALVERTICAL
HOUSING BORE DIAMETER0.814 INCHES NOMINAL0.814 INCHES NOMINAL IN
CASE STYLERECESSEDRECESSED
ACCOMMODATED SHAFT DIAMETER0.395 INCHES NOMINAL0.395 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
ATTACHMENT METHODCEMENTEDCEMENTED
SUBSTITUTES & CROSS-REFERENCES 2
A11528Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
706263Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 523740?
523740 is a SEAL,PLAIN ENCASED.
What parts can replace 523740?
There are 2 known substitutes for 523740: A11528, 706263. Substitute compatibility should be verified for your specific system.
What is the NSN for 523740?
523740 is cataloged in the U.S. Government catalog under NSN 5330-00-506-3996. This indicates validated use in U.S. government and defense supply chains.
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