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1A4772 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1A4772: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: PAPER AND GLUE OVERALL, hole_diameter: 0.344 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 1.875 INCHES NOMINAL IN, style_designator: NON-CIRCULAR, aperture_diameter: 0.438 INCHES NOMINAL IN, bolt_circle_diameter: 1.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-362-3675, 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
1A4772
NSN: 5330-00-362-3675
FSC: 5330 — Packing and Gasket Materials
CAGE: 95201 — NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC (USA)
SPECIFICATIONS
materialPAPER AND GLUE OVERALL
hole_diameter0.344 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width1.875 INCHES NOMINAL IN
style_designatorNON-CIRCULAR
aperture_diameter0.438 INCHES NOMINAL IN
bolt_hole_quantity2
bolt_circle_diameter1.250 INCHES NOMINAL IN
outside_corner_radius0.312 INCHES NOMINAL IN
cross-sectional_thickness0.031 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
outside_corner_inverted_radius0.500 INCHES NOMINAL IN
side_radius_from_gasket_center0.500 INCHES NOMINAL IN
NSN5330-00-362-3675
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1A4772 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: 0.031 INCHES NOMINAL IN
•
SIDE RADIUS FROM GASKET CENTER: 0.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-12803,NO. G-3212 MIL SPEC ALL MATERIAL RESPONSES OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE CORNER INVERTED RADIUS: 0.500 INCHES NOMINAL IN
•
APERTURE DIAMETER: 0.438 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.031 INCHES NOMINAL IN
SIDE RADIUS FROM GASKET CENTER0.500 INCHES NOMINAL IN
STYLE DESIGNATORNON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-12803,NO. G-3212 MIL SPEC ALL MATERIAL RESPONSES OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH1.875 INCHES NOMINAL IN
OUTSIDE CORNER INVERTED RADIUS0.500 INCHES NOMINAL IN
APERTURE DIAMETER0.438 INCHES NOMINAL IN
BOLT HOLE QUANTITY2
BOLT CIRCLE DIAMETER1.250 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 9
90666Reference document
Same NSN cross-reference
Reference document — Secondary reference
96023Reference document
Same NSN cross-reference
Reference document — Secondary reference
15133AReference document
Same NSN cross-reference
Reference document — Secondary reference
24310Reference document
Same NSN cross-reference
Reference document — Secondary reference
62826Reference document
Same NSN cross-reference
Reference document — Secondary reference
15133Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1A4772?
1A4772 is a GASKET.
What parts can replace 1A4772?
There are 9 known substitutes for 1A4772: 90666, 96023, 15133A and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1A4772?
1A4772 is cataloged in the U.S. Government catalog under NSN 5330-00-362-3675. This indicates validated use in U.S. government and defense supply chains.
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