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12308242 — SEAL,NONMETALLIC SPECIAL SHAPED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12308242: SEAL,NONMETALLIC SPECIAL SHAPED.

SEAL,NONMETALLIC SPECIAL SHAPED. Key specifications include material: RUBBER OVERALL, construction: ONE-PIECEONE-PIECE, aperture_width: 2.410 INCHES NOMINAL2.410 INCHES NOMINAL IN, aperture_length: 5.000 INCHES NOMINAL5.000 INCHES NOMINAL IN, style_designator: NON-CIRCULAR, inside_corner_radius: 0.100 INCHES NOMINAL0.100 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-218-6180, 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
12308242
NSN: 5330-01-218-6180
FSC: 5330 — Packing and Gasket Materials
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialRUBBER OVERALL
constructionONE-PIECEONE-PIECE
aperture_width2.410 INCHES NOMINAL2.410 INCHES NOMINAL IN
aperture_length5.000 INCHES NOMINAL5.000 INCHES NOMINAL IN
style_designatorNON-CIRCULAR
inside_corner_radius0.100 INCHES NOMINAL0.100 INCHES NOMINAL IN
cross-sectional_width0.270 INCHES NOMINAL0.270 INCHES NOMINAL IN
outside_corner_radius0.062 INCHES MINIMUM AND 0.062 INCHES MINIMUM AND 0.092 INCHES MAXIMUM0.092 INCHES MAXIMUM IN
cross-sectional_height0.310 INCHES NOMINAL0.310 INCHES NOMINAL IN
end_item_identificationUSED ON IFV M2A1; A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLEUSED ON IFV M2A1; A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
cross-sectional_shape_styleSPECIALSPECIAL
material_document_and_classificationMIL-R-3065 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-218-6180
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12308242 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 HEIGHT: 0.310 INCHES NOMINAL0.310 INCHES NOMINAL IN
•
INSIDE CORNER RADIUS: 0.100 INCHES NOMINAL0.100 INCHES NOMINAL IN
•
CROSS-SECTIONAL WIDTH: 0.270 INCHES NOMINAL0.270 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-3065 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SPECIALSPECIAL
•
APERTURE WIDTH: 2.410 INCHES NOMINAL2.410 INCHES NOMINAL IN
•
APERTURE LENGTH: 5.000 INCHES NOMINAL5.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.310 INCHES NOMINAL0.310 INCHES NOMINAL IN
INSIDE CORNER RADIUS0.100 INCHES NOMINAL0.100 INCHES NOMINAL IN
CROSS-SECTIONAL WIDTH0.270 INCHES NOMINAL0.270 INCHES NOMINAL IN
STYLE DESIGNATORNON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-3065 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESPECIALSPECIAL
APERTURE WIDTH2.410 INCHES NOMINAL2.410 INCHES NOMINAL IN
APERTURE LENGTH5.000 INCHES NOMINAL5.000 INCHES NOMINAL IN
END ITEM IDENTIFICATIONUSED ON IFV M2A1; A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLEUSED ON IFV M2A1; A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
OUTSIDE CORNER RADIUS0.062 INCHES MINIMUM AND 0.062 INCHES MINIMUM AND 0.092 INCHES MAXIMUM0.092 INCHES MAXIMUM 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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12308242?
12308242 is a SEAL,NONMETALLIC SPECIAL SHAPED.
What is the NSN for 12308242?
12308242 is cataloged in the U.S. Government catalog under NSN 5330-01-218-6180. 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.