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Technical Data Sheet
A-201949 ✓ 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 material: RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL, overall_width: 5.560 INCHES NOMINAL IN, aperture_width: 5.190 INCHES NOMINAL IN, overall_length: 5.750 INCHES NOMINAL IN, aperture_length: 5.000 INCHES NOMINAL IN, bearing_surface_width: 0.375 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-084-5340, 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
A-201949
NSN: 5330-01-084-5340
FSC: 5330
CAGE: 28199 — L3 TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-STYRENE CLASS SBR OVERALL
overall_width5.560 INCHES NOMINAL IN
aperture_width5.190 INCHES NOMINAL IN
overall_length5.750 INCHES NOMINAL IN
aperture_length5.000 INCHES NOMINAL IN
bearing_surface_width0.375 INCHES NOMINAL IN
cross-sectional_thickness0.062 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-084-5340
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A-201949 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 WIDTH: 5.190 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS: 0.062 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL: RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL
APERTURE LENGTH: 5.000 INCHES NOMINAL IN
BEARING SURFACE WIDTH: 0.375 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
TECHNICAL CHARACTERISTICS (FLIS)
APERTURE WIDTH5.190 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS0.062 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALRUBBER BUTADIENE-STYRENE CLASS SBR OVERALL
OVERALL WIDTH5.560 INCHES NOMINAL IN
APERTURE LENGTH5.000 INCHES NOMINAL IN
BEARING SURFACE WIDTH0.375 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL LENGTH5.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
A20149Interchangeable
interchangeable cross-reference
interchangeable
8412314Interchangeable
interchangeable cross-reference
interchangeable
20149Interchangeable
interchangeable cross-reference
interchangeable
RS14Interchangeable
interchangeable cross-reference
interchangeable
19092Interchangeable
interchangeable cross-reference
interchangeable
15P226348-21-11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-201949?
A-201949 is a GASKET.
What parts can replace A-201949?
There are 10 known substitutes for A-201949: A20149, 8412314, 20149 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-201949?
A-201949 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-084-5340. This indicates validated use in U.S. government and defense supply chains.
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