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Technical Data Sheet
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A26-111 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A26-111: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, outside_diameter: 1.094 INCHES MINIMUM AND 1.106 INCHES MAXIMUM IN, style_designator: CIRCULAR, aperture_diameter: 0.980 INCHES NOMINAL IN, cross-sectional_thickness: 0.057 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN, cross-sectional_shape_style: SOLID SINGLE OR COMPOSITION. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-100-7252, 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
A26-111
NSN: 5331-00-100-7252
NIINs: 001007252, 008983397
FSC: 5331 — O-ring
CAGE: 91940 — ORTMAN FLUID POWER QUINCY COMPRESSOR DIV SUB OF COLTEC INDUSTRIES INC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
outside_diameter1.094 INCHES MINIMUM AND 1.106 INCHES MAXIMUM IN
style_designatorCIRCULAR
aperture_diameter0.980 INCHES NOMINAL IN
cross-sectional_thickness0.057 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5331-00-100-7252
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A26-111 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 HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.419 INCHES MINIMUM AND 0.429 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.419 INCHES MINIMUM AND 0.429 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 1
A01-709Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A26-111?
A26-111 is a GASKET.
What parts can replace A26-111?
There is 1 known substitute for A26-111: A01-709. Substitute compatibility should be verified for your specific system.
What is the NSN for A26-111?
A26-111 is cataloged in the U.S. Government catalog under NSN 5331-00-100-7252. This indicates validated use in U.S. government and defense supply chains.
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