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2-042N304-70 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2-042N304-70: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, outside_diameter: 3.349 INCHES MINIMUM AND 3.409 INCHES MAXIMUM IN, center_hole_diameter: 3.224 INCHES MINIMUM AND 3.254 INCHES MAXIMUM IN, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-051-5542, 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
2-042N304-70
NSN: 5331-01-051-5542
FSC: 5331 — O-ring
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
outside_diameter3.349 INCHES MINIMUM AND 3.409 INCHES MAXIMUM IN
center_hole_diameter3.224 INCHES MINIMUM AND 3.254 INCHES MAXIMUM IN
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5331-01-051-5542
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2-042N304-70 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: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 3.349 INCHES MINIMUM AND 3.409 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 3.224 INCHES MINIMUM AND 3.254 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
OUTSIDE DIAMETER3.349 INCHES MINIMUM AND 3.409 INCHES MAXIMUM IN
CENTER HOLE DIAMETER3.224 INCHES MINIMUM AND 3.254 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 8
MS28775-042Reference document
Same NSN cross-reference
Reference document — Secondary reference
2-042 N674-70Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
080-49800-143Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2-042 N304-75Reference document
Same NSN cross-reference
Reference document — Secondary reference
177711-042Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AS568-042Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2-042N304-70?
2-042N304-70 is a O-RING.
What parts can replace 2-042N304-70?
There are 8 known substitutes for 2-042N304-70: MS28775-042, 2-042 N674-70, 080-49800-143 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-042N304-70?
2-042N304-70 is cataloged in the U.S. Government catalog under NSN 5331-01-051-5542. This indicates validated use in U.S. government and defense supply chains.
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