PartsTable
Technical Data Sheet
81100S4105-869744 ✓ 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 GASKET is a the manufacturer industrial component. Key specifications include outside_diameter: 2.140 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 1.640 INCHES NOMINAL IN, cross-sectional_thickness: 0.125 INCHES NOMINAL IN, cross-sectional_shape_style: RECTANGULAR METAL, material_document_and_classification: QQ-C-576,CR,SOFT ANNEALED FED SPEC ALL MATERIAL RESPONSES OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-187-1531, 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
81100S4105-869744
NSN: 5330-00-187-1531
FSC: 5330
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY 102 OR COPPER ALLOY 105 OR COPPER ALLOY 110 OR COPPER ALLOY 116 OR COPPER ALLOY 122 OR COPPER ALLOY 125 OVERALL
outside_diameter2.140 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter1.640 INCHES NOMINAL IN
cross-sectional_thickness0.125 INCHES NOMINAL IN
cross-sectional_shape_styleRECTANGULAR METAL
material_document_and_classificationQQ-C-576,CR,SOFT ANNEALED FED SPEC ALL MATERIAL RESPONSES OVERALL
NSN5330-00-187-1531
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 81100S4105-869744 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
CROSS-SECTIONAL THICKNESS: 0.125 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR METAL
APERTURE DIAMETER: 1.640 INCHES NOMINAL IN
OUTSIDE DIAMETER: 2.140 INCHES NOMINAL IN
MATERIAL: COPPER ALLOY 102 OR COPPER ALLOY 105 OR COPPER ALLOY 110 OR COPPER ALLOY 116 OR COPPER ALLOY 122 OR COPPER ALLOY 125 OVERALL
STYLE DESIGNATOR: CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-576,CR,SOFT ANNEALED FED SPEC ALL MATERIAL RESPONSES OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL THICKNESS0.125 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR METAL
APERTURE DIAMETER1.640 INCHES NOMINAL IN
OUTSIDE DIAMETER2.140 INCHES NOMINAL IN
MATERIALCOPPER ALLOY 102 OR COPPER ALLOY 105 OR COPPER ALLOY 110 OR COPPER ALLOY 116 OR COPPER ALLOY 122 OR COPPER ALLOY 125 OVERALL
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-576,CR,SOFT ANNEALED FED SPEC ALL MATERIAL RESPONSES OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
A-A-410Interchangeable
interchangeable cross-reference
interchangeable
31185Interchangeable
interchangeable cross-reference
interchangeable
65875Interchangeable
interchangeable cross-reference
interchangeable
457997-1Interchangeable
interchangeable cross-reference
interchangeable
31172Interchangeable
interchangeable cross-reference
interchangeable
CRSAInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 81100S4105-869744?
81100S4105-869744 is a GASKET.
What parts can replace 81100S4105-869744?
There are 14 known substitutes for 81100S4105-869744: A-A-410, 31185, 65875 and 11 more. Substitute compatibility should be verified for your specific system.
Is 81100S4105-869744 still available?
81100S4105-869744 is currently cancelled.
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