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11728320 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11728320: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include hole_diameter: 0.198 INCHES MINIMUM AND 0.208 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 7.949 INCHES MINIMUM AND 7.980 INCHES MAXIMUM IN, aperture_width: 6.719 INCHES MINIMUM AND 6.750 INCHES MAXIMUM IN, overall_length: 8.824 INCHES MINIMUM AND 8.855 INCHES MAXIMUM IN, aperture_length: 7.719 INCHES MINIMUM AND 7.750 INCHES MAXIMUM IN, hardness_rating: 45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-159-3196, 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
11728320
NSN: 5330-00-159-3196
FSC: 5330 — Packing and Gasket Materials
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialRUBBER ETHYLENE-PROPYLENE CLASS EPM OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR OVERALL
hole_diameter0.198 INCHES MINIMUM AND 0.208 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
overall_width7.949 INCHES MINIMUM AND 7.980 INCHES MAXIMUM IN
aperture_width6.719 INCHES MINIMUM AND 6.750 INCHES MAXIMUM IN
overall_length8.824 INCHES MINIMUM AND 8.855 INCHES MAXIMUM IN
aperture_length7.719 INCHES MINIMUM AND 7.750 INCHES MAXIMUM IN
hardness_rating45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL
special_features0.175 IN. DISTANCE FROM EDGE OF GASKET TO CENTER OF BOLT HOLES IN
inside_corner_radius0.235 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
cross-sectional_thickness0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationASTM D2000 2BA515A1F7 ASSN STD ALL MATERIAL RESPONSES OVERALL
NSN5330-00-159-3196
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11728320 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: 0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
•
INSIDE CORNER RADIUS: 0.235 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
•
HARDNESS RATING: 45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D2000 2BA515A1F7 ASSN STD ALL MATERIAL RESPONSES OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE WIDTH: 6.719 INCHES MINIMUM AND 6.750 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
INSIDE CORNER RADIUS0.235 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
HARDNESS RATING45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D2000 2BA515A1F7 ASSN STD ALL MATERIAL RESPONSES OVERALL
OVERALL LENGTH8.824 INCHES MINIMUM AND 8.855 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH7.949 INCHES MINIMUM AND 7.980 INCHES MAXIMUM IN
APERTURE WIDTH6.719 INCHES MINIMUM AND 6.750 INCHES MAXIMUM IN
APERTURE LENGTH7.719 INCHES MINIMUM AND 7.750 INCHES MAXIMUM IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH3.000 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
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 11728320?
11728320 is a GASKET.
What is the NSN for 11728320?
11728320 is cataloged in the U.S. Government catalog under NSN 5330-00-159-3196. 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.