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Technical Data Sheet
10043943-10 ✓ 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 FELT,MECHANICAL,PREFORMED is a the manufacturer industrial component. Key specifications include material: WOOL OVERALL, outside_diameter: 0.750 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 0.500 INCHES NOMINAL IN, cross-sectional_width: 0.125 INCHES NOMINAL IN, cross-sectional_height: 0.078 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-171-5367, 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
10043943-10
NSN: 5330-00-171-5367
FSC: 5330
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialWOOL OVERALL
outside_diameter0.750 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter0.500 INCHES NOMINAL IN
cross-sectional_width0.125 INCHES NOMINAL IN
cross-sectional_height0.078 INCHES NOMINAL IN
cross-sectional_shape_styleRECTANGULAR
cross_section_inside_diameter0.500 INCHES NOMINAL IN
cross_section_outside_diameter0.750 INCHES NOMINAL IN
NSN5330-00-171-5367
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 10043943-10 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
APERTURE DIAMETER: 0.500 INCHES NOMINAL IN
STYLE DESIGNATOR: CIRCULAR
CROSS SECTION OUTSIDE DIAMETER: 0.750 INCHES NOMINAL IN
OUTSIDE DIAMETER: 0.750 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT: 0.078 INCHES NOMINAL IN
CROSS SECTION INSIDE DIAMETER: 0.500 INCHES NOMINAL IN
CROSS-SECTIONAL WIDTH: 0.125 INCHES NOMINAL IN
MATERIAL: WOOL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
APERTURE DIAMETER0.500 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
CROSS SECTION OUTSIDE DIAMETER0.750 INCHES NOMINAL IN
OUTSIDE DIAMETER0.750 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.078 INCHES NOMINAL IN
CROSS SECTION INSIDE DIAMETER0.500 INCHES NOMINAL IN
CROSS-SECTIONAL WIDTH0.125 INCHES NOMINAL IN
MATERIALWOOL OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
204-135Interchangeable
interchangeable cross-reference
interchangeable
5043-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10043943-10?
10043943-10 is a FELT,MECHANICAL,PREFORMED.
What parts can replace 10043943-10?
There are 2 known substitutes for 10043943-10: 204-135, 5043-4. Substitute compatibility should be verified for your specific system.
Is 10043943-10 still available?
10043943-10 is currently cancelled.
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