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26431REV D — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

26431REV D: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include hole_diameter: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 2.296 INCHES MINIMUM AND 2.456 INCHES MAXIMUM IN, special_features: CONTAINS NON-ASBESTOS MATERIAL, style_designator: NON-CIRCULAR, aperture_diameter: 2.175 INCHES MINIMUM AND 2.205 INCHES MAXIMUM IN, bolt_circle_diameter: 1.836 INCHES MINIMUM AND 1.876 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-472-5830, 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
26431REV D
NSN: 5330-01-472-5830
FSC: 5330 — Packing and Gasket Materials
CAGE: 01359 — TRIUMPH THERMAL SYSTEMS - MARYLAND, INC. (USA)
SPECIFICATIONS
hole_diameter0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
overall_width2.296 INCHES MINIMUM AND 2.456 INCHES MAXIMUM IN
special_featuresCONTAINS NON-ASBESTOS MATERIAL
style_designatorNON-CIRCULAR
aperture_diameter2.175 INCHES MINIMUM AND 2.205 INCHES MAXIMUM IN
bolt_hole_quantity4
bolt_circle_diameter1.836 INCHES MINIMUM AND 1.876 INCHES MAXIMUM IN
outside_corner_radius0.230 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
cross-sectional_thickness0.028 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
environmental_attribute_codeASBESTOS ALTERNATIVE PRODUCTS
side_radius_from_gasket_center1.212 INCHES MINIMUM AND 1.227 INCHES MAXIMUM IN
NSN5330-01-472-5830
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 26431REV D 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: 0.028 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
•
SIDE RADIUS FROM GASKET CENTER: 1.212 INCHES MINIMUM AND 1.227 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 2.175 INCHES MINIMUM AND 2.205 INCHES MAXIMUM IN
•
BOLT HOLE QUANTITY: 4
•
BOLT CIRCLE DIAMETER: 1.836 INCHES MINIMUM AND 1.876 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.028 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
SIDE RADIUS FROM GASKET CENTER1.212 INCHES MINIMUM AND 1.227 INCHES MAXIMUM IN
STYLE DESIGNATORNON-CIRCULAR
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH2.296 INCHES MINIMUM AND 2.456 INCHES MAXIMUM IN
APERTURE DIAMETER2.175 INCHES MINIMUM AND 2.205 INCHES MAXIMUM IN
BOLT HOLE QUANTITY4
BOLT CIRCLE DIAMETER1.836 INCHES MINIMUM AND 1.876 INCHES MAXIMUM IN
SPECIAL FEATURESCONTAINS NON-ASBESTOS MATERIAL
ENVIRONMENTAL ATTRIBUTE CODEASBESTOS ALTERNATIVE PRODUCTS
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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 26431REV D?
26431REV D is a GASKET.
What is the NSN for 26431REV D?
26431REV D is cataloged in the U.S. Government catalog under NSN 5330-01-472-5830. 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.