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BA1526 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

BA1526: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR AND ALUMINUM ALLOY 6061 OVERALL, hole_diameter: 0.683 INCHES MINIMUM AND 0.689 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 1.200 INCHES NOMINAL IN, overall_length: 2.500 INCHES NOMINAL IN, aperture_diameter: 0.683 INCHES MINIMUM AND 0.689 INCHES MAXIMUM IN, gage_ring_thickness: 0.090 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-795-4085, 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
BA1526
NSN: 5330-00-795-4085
FSC: 5330 — Packing and Gasket Materials
CAGE: SW461 — HUTCHINSON SEAL DE MEXICO STILLMAN SEAL DIVISION DIV STILLMAN SEAL,JPR,ESPA (MEX)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR AND ALUMINUM ALLOY 6061 OVERALL
hole_diameter0.683 INCHES MINIMUM AND 0.689 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
overall_width1.200 INCHES NOMINAL IN
overall_length2.500 INCHES NOMINAL IN
aperture_diameter0.683 INCHES MINIMUM AND 0.689 INCHES MAXIMUM IN
gage_ring_thickness0.090 INCHES NOMINAL IN
cross-sectional_thickness0.130 INCHES NOMINAL IN
cross-sectional_shape_styleMETAL AND SYNTHETIC RUBBER
material_document_and_classificationMIL-S-6855 CLASS 1 GRADE 60 MIL SPEC 1ST MATERIAL RESPONSE AND QQ-A-327 ALLOY 6061-T6 FED SPEC 2ND MATERIAL RESPONSE OVERALL
center_to_center_distance_between_bolt_holes_along_width1.400 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
NSN5330-00-795-4085
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: BA1526 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: 0.130 INCHES NOMINAL IN
•
GAGE RING THICKNESS: 0.090 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6855 CLASS 1 GRADE 60 MIL SPEC 1ST MATERIAL RESPONSE AND QQ-A-327 ALLOY 6061-T6 FED SPEC 2ND MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: METAL AND SYNTHETIC RUBBER
•
APERTURE DIAMETER: 0.683 INCHES MINIMUM AND 0.689 INCHES MAXIMUM IN
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH: 1.400 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.130 INCHES NOMINAL IN
GAGE RING THICKNESS0.090 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6855 CLASS 1 GRADE 60 MIL SPEC 1ST MATERIAL RESPONSE AND QQ-A-327 ALLOY 6061-T6 FED SPEC 2ND MATERIAL RESPONSE OVERALL
OVERALL LENGTH2.500 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEMETAL AND SYNTHETIC RUBBER
OVERALL WIDTH1.200 INCHES NOMINAL IN
APERTURE DIAMETER0.683 INCHES MINIMUM AND 0.689 INCHES MAXIMUM IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH1.400 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR AND ALUMINUM ALLOY 6061 OVERALL
HOLE DIAMETER0.683 INCHES MINIMUM AND 0.689 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES 2
2-52924-49Reference document
Same NSN cross-reference
Reference document — Secondary reference
023260Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BA1526?
BA1526 is a GASKET.
What parts can replace BA1526?
There are 2 known substitutes for BA1526: 2-52924-49, 023260. Substitute compatibility should be verified for your specific system.
What is the NSN for BA1526?
BA1526 is cataloged in the U.S. Government catalog under NSN 5330-00-795-4085. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.