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513820 ✓ 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

The VALVE,BUTTERFLY is a the manufacturer industrial component. Key specifications include valve_size: 4.000 INCHES IN, style_designator: STRAIGHT THRU, mounting_facility: WAFER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-232-4383, 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
513820
NSN: 5340-01-232-4383
FSC: 5340
CAGE: 89536 — FLUKE CORP (USA)
SPECIFICATIONS
valve_size4.000 INCHES IN
style_designatorSTRAIGHT THRU
mounting_facilityWAFER
NSN5340-01-232-4383
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 513820 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 POLYURETHANE
•
OUTSIDE/TOP FLANGE DIAMETER: 0.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT TOP
•
COLOR: BLACK
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC POLYURETHANE
OVERALL HEIGHT0.140 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER0.500 INCHES NOMINAL IN
STYLE DESIGNATORFLAT TOP
COLORBLACK
SPECIAL FEATURESSELF ADHESIVE BACK
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
69514Upgraded Successor
successor cross-reference
successor
007700Upgraded Successor
successor cross-reference
successor
001206Upgraded Successor
successor cross-reference
successor
A92G037Upgraded Successor
successor cross-reference
successor
92-8-12-8 ALBUpgraded Successor
successor cross-reference
successor
8000Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 513820?
513820 is a VALVE,BUTTERFLY.
What parts can replace 513820?
There are 8 known substitutes for 513820: 69514, 007700, 001206 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 513820?
513820 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-232-4383. 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