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ST7M424 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

ST7M424: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE NITRILE BINDING, hole_diameter: 0.380 INCHES NOMINAL ALL HOLES IN, outside_diameter: 4.120 INCHES NOMINAL IN, special_features: 1 BUMPOUT WITH HOLE 1.5 DIAMETER, style_designator: CIRCULAR, aperture_diameter: 3.400 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-725-5327, 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
ST7M424
NSN: 5330-01-725-5327
NIINs: 017255327, 017255328, 017256093, 017256116, 017259098
FSC: 5330 — Packing and Gasket Materials
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE NITRILE BINDING
hole_diameter0.380 INCHES NOMINAL ALL HOLES IN
outside_diameter4.120 INCHES NOMINAL IN
special_features1 BUMPOUT WITH HOLE 1.5 DIAMETER
style_designatorCIRCULAR
aperture_diameter3.400 INCHES NOMINAL IN
bolt_hole_quantity4
bolt_circle_diameter2.000 INCHES NOMINAL IN
end_item_identificationF-15EX
cross-sectional_thickness0.032 INCHES NOMINAL IN
specification/standard_data76301-ST7-424 MANUFACTURERS STANDARD
material_document_and_classificationASTM F104 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-725-5327
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ST7M424 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: 0.032 INCHES NOMINAL IN
•
APERTURE DIAMETER: 3.400 INCHES NOMINAL IN
•
SPECIFICATION/STANDARD DATA: 76301-ST7-424 MANUFACTURERS STANDARD
•
BOLT HOLE QUANTITY: 4
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: 4.08 INCHES NOMINAL ALL HOLES IN
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH: 1.88 INCHES NOMINAL ALL HOLES IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.032 INCHES NOMINAL IN
APERTURE DIAMETER3.400 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA76301-ST7-424 MANUFACTURERS STANDARD
BOLT HOLE QUANTITY4
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH4.08 INCHES NOMINAL ALL HOLES IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH1.88 INCHES NOMINAL ALL HOLES IN
PART NAME ASSIGNED BY CONTROLLING AGENCYGASKET-FUEL SYSTEM FITTINGS
END ITEM IDENTIFICATIONF-15EX
HOLE DIAMETER0.380 INCHES NOMINAL ALL HOLES IN
SUBSTITUTES & CROSS-REFERENCES 1
ST7M424-8-1Same 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 ST7M424?
ST7M424 is a GASKET.
What parts can replace ST7M424?
There is 1 known substitute for ST7M424: ST7M424-8-1. Substitute compatibility should be verified for your specific system.
What is the NSN for ST7M424?
ST7M424 is cataloged in the U.S. Government catalog under NSN 5330-01-725-5327. This indicates validated use in U.S. government and defense supply chains.
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