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12271552 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12271552: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: ASBESTOS OVERALL, hole_diameter: 0.270 INCHES MINIMUM AND 0.300 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 4.760 INCHES MINIMUM AND 4.820 INCHES MAXIMUM IN, special_features: 1,0.250 DIA,HOLE LOCATED 15 DEG LEFT OF TOP RIGHT CORNER HOLE, style_designator: CIRCULAR WITH TWO PERIPHERAL FLATS, aperture_diameter: 3.000 INCHES MINIMUM AND 3.060 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-099-6413, 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
12271552
NSN: 5330-01-099-6413
FSC: 5330 — Packing and Gasket Materials
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialASBESTOS OVERALL
hole_diameter0.270 INCHES MINIMUM AND 0.300 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter4.760 INCHES MINIMUM AND 4.820 INCHES MAXIMUM IN
special_features1,0.250 DIA,HOLE LOCATED 15 DEG LEFT OF TOP RIGHT CORNER HOLE
style_designatorCIRCULAR WITH TWO PERIPHERAL FLATS
aperture_diameter3.000 INCHES MINIMUM AND 3.060 INCHES MAXIMUM IN
bolt_hole_quantity4
bolt_circle_diameter4.250 INCHES NOMINAL IN
cross-sectional_thickness0.056 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
gasket_center_to_flat_distance2.160 INCHES NOMINAL IN
gasket_center_to_second_flat_distance2.300 INCHES NOMINAL IN
NSN5330-01-099-6413
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12271552 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: 0.056 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
•
GASKET CENTER TO FLAT DISTANCE: 2.160 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR WITH TWO PERIPHERAL FLATS
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 4.760 INCHES MINIMUM AND 4.820 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 3.000 INCHES MINIMUM AND 3.060 INCHES MAXIMUM IN
•
BOLT HOLE QUANTITY: 4
•
BOLT CIRCLE DIAMETER: 4.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.056 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
GASKET CENTER TO FLAT DISTANCE2.160 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR WITH TWO PERIPHERAL FLATS
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER4.760 INCHES MINIMUM AND 4.820 INCHES MAXIMUM IN
APERTURE DIAMETER3.000 INCHES MINIMUM AND 3.060 INCHES MAXIMUM IN
BOLT HOLE QUANTITY4
BOLT CIRCLE DIAMETER4.250 INCHES NOMINAL IN
SPECIAL FEATURES1,0.250 DIA,HOLE LOCATED 15 DEG LEFT OF TOP RIGHT CORNER HOLE
MATERIALASBESTOS OVERALL
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: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12271552?
12271552 is a GASKET.
What is the NSN for 12271552?
12271552 is cataloged in the U.S. Government catalog under NSN 5330-01-099-6413. 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.