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Technical Data Sheet
PartsTable / O-RING / 30153 ITEM 19
30153 ITEM 19 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The O-RING is a the manufacturer industrial component. Key specifications include material: FLUOROCARBON RUBBER, temp_rating: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL, outside_diameter: 2.480 INCHES MINIMUM AND 2.532 INCHES MAXIMUM IN, special_features: MATERIAL: FLUOROCARBON CLASS FKM, center_hole_diameter: 2.280 INCHES MINIMUM AND 2.320 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-330-3307, 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
30153 ITEM 19
NSN: 5331-00-330-3307
FSC: 5331 — O-RING
CAGE: 72352 — CURTISS-WRIGHT FLOW CONTROL CORPORATION DBA FARRIS ENGINEERING DIV CURTISS-WRIGHT VALVES DIVISION- FARRIS (USA)
SPECIFICATIONS
materialFLUOROCARBON RUBBER
temp_rating-15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
hardness_rating75.0 SHORE DUROMETER A NOMINAL
outside_diameter2.480 INCHES MINIMUM AND 2.532 INCHES MAXIMUM IN
special_featuresMATERIAL: FLUOROCARBON CLASS FKM
center_hole_diameter2.280 INCHES MINIMUM AND 2.320 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
end_item_identificationMULTIPLE LAUNCH ROCKET SYSTEM (MLRS); A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
NSN5331-00-330-3307
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 30153 ITEM 19 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
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
MATERIAL: FLUOROCARBON RUBBER
•
TEMP RATING: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 2.480 INCHES MINIMUM AND 2.532 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
ELONGATION PERCENTAGE125 MAXIMUM
END ITEM IDENTIFICATIONMULTIPLE LAUNCH ROCKET SYSTEM (MLRS); A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
SPECIAL FEATURESMATERIAL: FLUOROCARBON CLASS FKM
MATERIALFLUOROCARBON RUBBER
TEMP RATING-15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
OUTSIDE DIAMETER2.480 INCHES MINIMUM AND 2.532 INCHES MAXIMUM IN
CENTER HOLE DIAMETER2.280 INCHES MINIMUM AND 2.320 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 37
30808989 ITEM 23Interchangeable
interchangeable cross-reference
interchangeable
N-999-6082-A-007 ITEM 12Interchangeable
interchangeable cross-reference
interchangeable
M82348/1-136Interchangeable
interchangeable cross-reference
interchangeable
AMS7276Interchangeable
interchangeable cross-reference
interchangeable
M83248-1-451Interchangeable
interchangeable cross-reference
interchangeable
M83248/1-451Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 30153 ITEM 19?
30153 ITEM 19 is a O-RING.
What parts can replace 30153 ITEM 19?
There are 37 known substitutes for 30153 ITEM 19: 30808989 ITEM 23, N-999-6082-A-007 ITEM 12, M82348/1-136 and 34 more. Substitute compatibility should be verified for your specific system.
Is 30153 ITEM 19 still available?
30153 ITEM 19 is currently cancelled.
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Last verified: July 2026