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Technical Data Sheet
PartsTable / COMPONENT / HE1526-4
HE1526-4 ✓ 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 SYNTHETIC OVERALL, outside_diameter: 2.250 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 2.000 INCHES NOMINAL IN, cross-sectional_thickness: 0.066 INCHES NOMINAL IN, cross-sectional_shape_style: SOLID SINGLE OR COMPOSITION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-838-5040, 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
HE1526-4
NSN: 5330-00-838-5040
FSC: 5330
CAGE: 72914 — GRIMES AEROSPACE COMPANY (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
outside_diameter2.250 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter2.000 INCHES NOMINAL IN
cross-sectional_thickness0.066 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-00-838-5040
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: HE1526-4 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
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL THICKNESS: 0.066 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 2.250 INCHES NOMINAL IN
•
APERTURE DIAMETER: 2.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL THICKNESS0.066 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER2.250 INCHES NOMINAL IN
APERTURE DIAMETER2.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
N15264Interchangeable
interchangeable cross-reference
interchangeable
12914N PIECE 17Interchangeable
interchangeable cross-reference
interchangeable
15264Interchangeable
interchangeable cross-reference
interchangeable
3015Interchangeable
interchangeable cross-reference
interchangeable
12Z7001-5073Interchangeable
interchangeable cross-reference
interchangeable
83346-5-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HE1526-4?
HE1526-4 is a GASKET.
What parts can replace HE1526-4?
There are 15 known substitutes for HE1526-4: N15264, 12914N PIECE 17, 15264 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HE1526-4?
HE1526-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-838-5040. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026