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Technical Data Sheet
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81144 ✓ Verified by PartsTable
schleich · 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 COVER,ELECTRICAL CONNECTOR is a schleich industrial component. Key specifications include general_characteristics_item_description: BRASS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-422-5912, 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
81144
NSN: 5340-00-422-5912
FSC: 5340
CAGE: 20722 — THE ENTWISTLE COMPANY LLC (USA)
SPECIFICATIONS
general_characteristics_item_descriptionBRASS
NSN5340-00-422-5912
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 81144 MFR: schleich ⚠ 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
•
DISTANCE BETWEEN MOUNTING HOLE CENTERS: 1.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: DOUBLE CONCAVE
•
MATERIAL: STEEL
•
MOUNTING HOLE DIAMETER: 0.281 INCHES NOMINAL IN
•
INSIDE HEIGHT: 0.203 INCHES NOMINAL IN
•
END RADIUS: 0.296 INCHES NOMINAL IN
•
PREBENT LOCKING FEATURE LOCATION: ONE EDGE
•
BODY WIDTH: 0.240 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
DISTANCE BETWEEN MOUNTING HOLE CENTERS1.125 INCHES NOMINAL IN
STYLE DESIGNATORDOUBLE CONCAVE
MATERIALSTEEL
MOUNTING HOLE DIAMETER0.281 INCHES NOMINAL IN
INSIDE HEIGHT0.203 INCHES NOMINAL IN
END RADIUS0.296 INCHES NOMINAL IN
PREBENT LOCKING FEATURE LOCATIONONE EDGE
BODY WIDTH0.240 INCHES NOMINAL IN
PLATE THICKNESS0.030 INCHES NOMINAL IN
WIDTH0.687 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
ND8N01Interchangeable
interchangeable cross-reference
interchangeable
9B8106Interchangeable
interchangeable cross-reference
interchangeable
8144Interchangeable
interchangeable cross-reference
interchangeable
2978-08PC3856CInterchangeable
interchangeable cross-reference
interchangeable
83-539Interchangeable
interchangeable cross-reference
interchangeable
F250SInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 81144?
81144 is a COVER,ELECTRICAL CONNECTOR manufactured by schleich.
What parts can replace 81144?
There are 17 known substitutes for 81144: ND8N01, 9B8106, 8144 and 14 more. Substitute compatibility should be verified for your specific system.
Is 81144 still available?
81144 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026