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431203-2 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

431203-2: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROSILICONE CLASS FQ AND NICKEL ALLOY AND COPPER ALLOY OVERALL, slot_depth: 1.500 INCHES NOMINAL IN, slot_length: 10.630 INCHES NOMINAL IN, overall_width: 14.750 INCHES NOMINAL IN, overall_length: 35.719 INCHES NOMINAL IN, aperture_length: 31.219 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-335-6466, 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
431203-2
NSN: 5330-01-335-6466
FSC: 5330 — Packing and Gasket Materials
CAGE: 3T833 — FOXTRONIX INC (USA)
SPECIFICATIONS
materialRUBBER FLUOROSILICONE CLASS FQ AND NICKEL ALLOY AND COPPER ALLOY OVERALL
slot_depth1.500 INCHES NOMINAL IN
slot_length10.630 INCHES NOMINAL IN
overall_width14.750 INCHES NOMINAL IN
overall_length35.719 INCHES NOMINAL IN
aperture_length31.219 INCHES NOMINAL IN
bolt_hole_quantity30
inside_corner_radius0.250 INCHES NOMINAL IN
end_item_identificationEA-6B ACFT
outside_corner_inverted_radius0.500 INCHES NOMINAL IN
outside_edge_to_bolt_hole_center_distance_along_length0.344 INCHES NOMINAL IN
center_to_center_distance_between_bolt_holes_along_width7.030 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
NSN5330-01-335-6466
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 431203-2 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
•
INSIDE CORNER RADIUS: 0.250 INCHES NOMINAL IN
•
OUTSIDE EDGE TO INSIDE EDGE SMALLEST DISTANCE ALONG WIDTH: 1.750 INCHES NOMINAL IN
•
OUTSIDE CORNER INVERTED RADIUS: 0.500 INCHES NOMINAL IN
•
APERTURE LENGTH: 31.219 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 30
•
SLOT DEPTH: 1.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
INSIDE CORNER RADIUS0.250 INCHES NOMINAL IN
OUTSIDE EDGE TO INSIDE EDGE SMALLEST DISTANCE ALONG WIDTH1.750 INCHES NOMINAL IN
OVERALL LENGTH35.719 INCHES NOMINAL IN
OVERALL WIDTH14.750 INCHES NOMINAL IN
OUTSIDE CORNER INVERTED RADIUS0.500 INCHES NOMINAL IN
APERTURE LENGTH31.219 INCHES NOMINAL IN
BOLT HOLE QUANTITY30
SLOT DEPTH1.500 INCHES NOMINAL IN
OUTSIDE EDGE TO INSIDE EDGE SMALLEST DISTANCE ALONG LENGTH0.500 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH17.850 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 431203-2?
431203-2 is a GASKET.
What is the NSN for 431203-2?
431203-2 is cataloged in the U.S. Government catalog under NSN 5330-01-335-6466. 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.