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50-68-D-018-3 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

50-68-D-018-3: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL, hardness_rating: 80.0 SHORE DUROMETER A MINIMUM AND 90.0 SHORE DUROMETER A MAXIMUM OVERALL, outside_diameter: 25.250 INCHES NOMINAL IN, aperture_diameter: 21.625 INCHES NOMINAL IN, bolt_circle_diameter: 24.000 INCHES NOMINAL IN, cross-sectional_thickness: 0.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-057-7159, 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
50-68-D-018-3
NSN: 5330-01-057-7159
FSC: 5330 — Packing and Gasket Materials
CAGE: 11839 — BEAIRD INDUSTRIES INC. (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-STYRENE CLASS SBR OVERALL
hardness_rating80.0 SHORE DUROMETER A MINIMUM AND 90.0 SHORE DUROMETER A MAXIMUM OVERALL
outside_diameter25.250 INCHES NOMINAL IN
aperture_diameter21.625 INCHES NOMINAL IN
bolt_circle_diameter24.000 INCHES NOMINAL IN
cross-sectional_thickness0.125 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-R-21252 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-057-7159
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 50-68-D-018-3 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: 0.125 INCHES NOMINAL IN
•
HARDNESS RATING: 80.0 SHORE DUROMETER A MINIMUM AND 90.0 SHORE DUROMETER A MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-21252 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 25.250 INCHES NOMINAL IN
•
APERTURE DIAMETER: 21.625 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 24.000 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.125 INCHES NOMINAL IN
HARDNESS RATING80.0 SHORE DUROMETER A MINIMUM AND 90.0 SHORE DUROMETER A MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-21252 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER25.250 INCHES NOMINAL IN
APERTURE DIAMETER21.625 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER24.000 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-STYRENE CLASS SBR 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 1
150-068-D-018-3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 50-68-D-018-3?
50-68-D-018-3 is a GASKET.
What parts can replace 50-68-D-018-3?
There is 1 known substitute for 50-68-D-018-3: 150-068-D-018-3. Substitute compatibility should be verified for your specific system.
What is the NSN for 50-68-D-018-3?
50-68-D-018-3 is cataloged in the U.S. Government catalog under NSN 5330-01-057-7159. This indicates validated use in U.S. government and defense supply chains.
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