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: PAPER AND GLUE OVERALL, overall_width: 6.750 INCHES NOMINAL IN, aperture_diameter: 4.781 INCHES NOMINAL IN, bolt_circle_diameter: 5.750 INCHES NOMINAL IN, outside_corner_radius: 0.500 INCHES NOMINAL IN, cross-sectional_thickness: 0.010 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 5330-00-291-8985, 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
11A8573
NSN:5330-00-291-8985 FSC:5330 CAGE:95201 — NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC (USA)
SPECIFICATIONS
material
PAPER AND GLUE OVERALL
overall_width
6.750 INCHES NOMINAL IN
aperture_diameter
4.781 INCHES NOMINAL IN
bolt_circle_diameter
5.750 INCHES NOMINAL IN
outside_corner_radius
0.500 INCHES NOMINAL IN
cross-sectional_thickness
0.010 INCHES NOMINAL IN
largest_bolt_hole_diameter
0.594 INCHES NOMINAL IN
cross-sectional_shape_style
SOLID SINGLE OR COMPOSITION
smallest_bolt_hole_diameter
0.531 INCHES NOMINAL IN
side_radius_from_gasket_center
2.938 INCHES NOMINAL IN
material_document_and_classification
MIL-G-12803,NO. +3313-B MIL SPEC ALL MATERIAL RESPONSES OVERALL
NSN
5330-00-291-8985
COMPONENT DIAGRAM
KEY FEATURES
•
LARGEST BOLT HOLE DIAMETER: 0.594 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-12803,NO. +3313-B MIL SPEC ALL MATERIAL RESPONSES OVERALL
•
MATERIAL: PAPER AND GLUE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
CROSS-SECTIONAL THICKNESS: 0.010 INCHES NOMINAL IN
•
SIDE RADIUS FROM GASKET CENTER: 2.938 INCHES NOMINAL IN
•
SMALLEST BOLT HOLE DIAMETER: 0.531 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
LARGEST BOLT HOLE DIAMETER
0.594 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION
MIL-G-12803,NO. +3313-B MIL SPEC ALL MATERIAL RESPONSES OVERALL
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FREQUENTLY ASKED QUESTIONS
What is 11A8573?
11A8573 is a GASKET.
What parts can replace 11A8573?
There are 8 known substitutes for 11A8573: MIL-L-3661/21, 51-0113-203, MIL-DTL-3661/21 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11A8573?
11A8573 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-291-8985. This indicates validated use in U.S. government and defense supply chains.
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