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N0304 5-557 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

N0304 5-557: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, temp_rating: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL OVERALL, peripheral_diameter: 3.301 INCHES MINIMUM AND 3.361 INCHES MAXIMUM IN, center_hole_diameter: 3.110 INCHES MINIMUM AND 3.140 INCHES MAXIMUM IN, elongation_percentage: 164 MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-052-3723, 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
N0304 5-557
NSN: 5330-01-052-3723
FSC: 5330 — Packing and Gasket Materials
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
temp_rating-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
hardness_rating75.0 SHORE DUROMETER A NOMINAL OVERALL
peripheral_diameter3.301 INCHES MINIMUM AND 3.361 INCHES MAXIMUM IN
center_hole_diameter3.110 INCHES MINIMUM AND 3.140 INCHES MAXIMUM IN
elongation_percentage164 MAXIMUM
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
cross-sectional_shape_styleO-RING
cross_section_outside_diameter0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
NSN5330-01-052-3723
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: N0304 5-557 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: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: O-RING
•
ELONGATION PERCENTAGE: 164 MAXIMUM
•
PERIPHERAL DIAMETER: 3.301 INCHES MINIMUM AND 3.361 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 3.110 INCHES MINIMUM AND 3.140 INCHES MAXIMUM IN
•
CROSS SECTION OUTSIDE DIAMETER: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL OVERALL
CROSS-SECTIONAL SHAPE STYLEO-RING
ELONGATION PERCENTAGE164 MAXIMUM
PERIPHERAL DIAMETER3.301 INCHES MINIMUM AND 3.361 INCHES MAXIMUM IN
CENTER HOLE DIAMETER3.110 INCHES MINIMUM AND 3.140 INCHES MAXIMUM IN
CROSS SECTION OUTSIDE DIAMETER0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
5-557N304-75Reference document
Same NSN cross-reference
Reference document — Secondary reference
5-557N304-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is N0304 5-557?
N0304 5-557 is a PACKING,PREFORMED.
What parts can replace N0304 5-557?
There are 2 known substitutes for N0304 5-557: 5-557N304-75, 5-557N304-7. Substitute compatibility should be verified for your specific system.
What is the NSN for N0304 5-557?
N0304 5-557 is cataloged in the U.S. Government catalog under NSN 5330-01-052-3723. This indicates validated use in U.S. government and defense supply chains.
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