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L0677 5-252 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

L0677 5-252: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROSILICONE CLASS FQ, temp_rating: -100.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.779 INCHES MINIMUM AND 0.805 INCHES MAXIMUM IN, center_hole_diameter: 0.647 INCHES MINIMUM AND 0.657 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 5331-00-323-2816, 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
L0677 5-252
NSN: 5331-00-323-2816
FSC: 5331 — O-ring
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER FLUOROSILICONE CLASS FQ
temp_rating-100.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter0.779 INCHES MINIMUM AND 0.805 INCHES MAXIMUM IN
center_hole_diameter0.647 INCHES MINIMUM AND 0.657 INCHES MAXIMUM IN
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5331-00-323-2816
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: L0677 5-252 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: -100.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.779 INCHES MINIMUM AND 0.805 INCHES MAXIMUM IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 0.647 INCHES MINIMUM AND 0.657 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROSILICONE CLASS FQ
TECHNICAL CHARACTERISTICS
TEMP RATING-100.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.779 INCHES MINIMUM AND 0.805 INCHES MAXIMUM IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER0.647 INCHES MINIMUM AND 0.657 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROSILICONE CLASS FQ
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
1583636-51Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LM159-70 5-252Reference document
Same NSN cross-reference
Reference document — Secondary reference
5-252L677-70Reference 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 L0677 5-252?
L0677 5-252 is a O-RING.
What parts can replace L0677 5-252?
There are 3 known substitutes for L0677 5-252: 1583636-51, LM159-70 5-252, 5-252L677-70. Substitute compatibility should be verified for your specific system.
What is the NSN for L0677 5-252?
L0677 5-252 is cataloged in the U.S. Government catalog under NSN 5331-00-323-2816. This indicates validated use in U.S. government and defense supply chains.
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