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MS9068-004 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS9068-004: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE CLASS Q, temp_rating: -85.0 FAHRENHEIT AND 401.0 FAHRENHEIT DEGF, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.210 INCHES NOMINAL IN, center_hole_diameter: 0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN, elongation_percentage: 125 MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-450-1908, 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
MS9068-004
NSN: 5331-00-450-1908
FSC: 5331 — O-ring
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q
temp_rating-85.0 FAHRENHEIT AND 401.0 FAHRENHEIT DEGF
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter0.210 INCHES NOMINAL IN
center_hole_diameter0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5331-00-450-1908
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS9068-004 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
•
TEMP RATING: -85.0 FAHRENHEIT AND 401.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.210 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SILICONE CLASS Q
TECHNICAL CHARACTERISTICS
TEMP RATING-85.0 FAHRENHEIT AND 401.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.210 INCHES NOMINAL IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
MATERIALRUBBER SILICONE CLASS Q
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 3
AS3582-004Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
SAE-AS3582Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
2-004 S604-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 MS9068-004?
MS9068-004 is a O-RING.
What parts can replace MS9068-004?
There are 3 known substitutes for MS9068-004: AS3582-004, SAE-AS3582, 2-004 S604-70. Substitute compatibility should be verified for your specific system.
What is the NSN for MS9068-004?
MS9068-004 is cataloged in the U.S. Government catalog under NSN 5331-00-450-1908. This indicates validated use in U.S. government and defense supply chains.
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