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Technical Data Sheet
18443 ✓ Verified by PartsTable
DYMO · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

DYMO Rhino Labels are a perfect solution for general labelling in and around any facility where general identification and supplementary information are needed.<br>These labels are ideal for warning and safety messages, patch panels/face plates and general labelling. The strong adhesive and the flexible material make this vinyl tape a reliable selection for many applications. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-091-9078, 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
18443
NSN: 5330-00-091-9078
FSC: 5330
CAGE: 79150 — DANA AUTOMOTIVE SYSTEMS GROUP, LLC DBA DANA SEALING PRODUCTS (USA)
SPECIFICATIONS
colorBLACK FIRST SIDE INSCRIPTION
width2.250 INCHES NOMINAL IN
length1.844 INCHES NOMINAL IN
materialALUMINUM ALLOY
thickness0.041 INCHES NOMINAL IN
body_stylePLAIN, SOLID
bore_styleINVOLUTE SPLINE BOTH ENDS
tooth_formSTANDARD
hole_diameter0.281 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
pitch_diameter3.8310 INCHES MINIMUM AND 3.8350 INCHES MAXIMUM IN
pressure_angle20.0000 DEGREES
teeth_quantity12
NSN5330-00-091-9078
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 18443 MFR: DYMO ⚠ 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
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
STYLE DESIGNATOR: CIRCULAR
OUTSIDE DIAMETER: 5.125 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-12803 NO. +3444-A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
APERTURE DIAMETER: 3.875 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS: 0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN
MATERIAL: PAPER AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
BOLT CIRCLE DIAMETER: 4.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
STYLE DESIGNATORCIRCULAR
OUTSIDE DIAMETER5.125 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-12803 NO. +3444-A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
APERTURE DIAMETER3.875 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN
MATERIALPAPER AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
BOLT CIRCLE DIAMETER4.500 INCHES NOMINAL IN
HOLE DIAMETER0.281 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
BOLT HOLE QUANTITY6
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
K-11017Interchangeable
interchangeable cross-reference
interchangeable
L3006-33Interchangeable
interchangeable cross-reference
interchangeable
1043-2Interchangeable
interchangeable cross-reference
interchangeable
K1-16379Interchangeable
interchangeable cross-reference
interchangeable
KI16379Interchangeable
interchangeable cross-reference
interchangeable
69C2138Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 18443?
18443 is a CONNECTOR,PLUG,ELECTRICAL manufactured by DYMO.
What parts can replace 18443?
There are 17 known substitutes for 18443: K-11017, L3006-33, 1043-2 and 14 more. Substitute compatibility should be verified for your specific system.
Is 18443 still available?
18443 is currently cancelled.
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