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MS9355-09 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS9355-09: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.900 INCHES NOMINAL IN, center_hole_diameter: 0.701 INCHES MINIMUM AND 0.711 INCHES MAXIMUM IN, cross-sectional_height: 0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-003-0618, 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
MS9355-09
NSN: 5331-00-003-0618
FSC: 5331 — O-ring
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter0.900 INCHES NOMINAL IN
center_hole_diameter0.701 INCHES MINIMUM AND 0.711 INCHES MAXIMUM IN
cross-sectional_height0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
NSN5331-00-003-0618
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS9355-09 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: 0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.900 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 0.701 INCHES MINIMUM AND 0.711 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.900 INCHES NOMINAL IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER0.701 INCHES MINIMUM AND 0.711 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-004-5340 5331-00-005-8194 5331-00-211-9496 5331-00-444-7918 5331-00-454-0478 5331-00-465-2633
SUBSTITUTES & CROSS-REFERENCES 2
SAE-AS3551Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
AS3551-909Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS9355-09?
MS9355-09 is a O-RING.
What parts can replace MS9355-09?
There are 2 known substitutes for MS9355-09: SAE-AS3551, AS3551-909. Substitute compatibility should be verified for your specific system.
What is the NSN for MS9355-09?
MS9355-09 is cataloged in the U.S. Government catalog under NSN 5331-00-003-0618. This indicates validated use in U.S. government and defense supply chains.
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