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7-239E540-80 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7-239E540-80: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include temp_rating: -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF, peripheral_diameter: 3.854 INCHES MINIMUM AND 3.900 INCHES MAXIMUM IN, center_hole_diameter: 3.594 INCHES MINIMUM AND 3.624 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN, criticality_code_justification: ZZZY. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-006-8243, 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
7-239E540-80
NSN: 5331-00-006-8243
FSC: 5331 — O-ring
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
temp_rating-70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
peripheral_diameter3.854 INCHES MINIMUM AND 3.900 INCHES MAXIMUM IN
center_hole_diameter3.594 INCHES MINIMUM AND 3.624 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsAS DIFFERENTIATED BY PACKAGING IN ACCORDANCE WITH MIL-P-23199 AND MATERIAL CONFORMING TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS
NSN5331-00-006-8243
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7-239E540-80 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: -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
PERIPHERAL DIAMETER: 3.854 INCHES MINIMUM AND 3.900 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 3.594 INCHES MINIMUM AND 3.624 INCHES MAXIMUM IN
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: AS DIFFERENTIATED BY PACKAGING IN ACCORDANCE WITH MIL-P-23199 AND MATERIAL CONFORMING TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS
TECHNICAL CHARACTERISTICS
TEMP RATING-70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATIONZZZY
PERIPHERAL DIAMETER3.854 INCHES MINIMUM AND 3.900 INCHES MAXIMUM IN
CENTER HOLE DIAMETER3.594 INCHES MINIMUM AND 3.624 INCHES MAXIMUM IN
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY PACKAGING IN ACCORDANCE WITH MIL-P-23199 AND MATERIAL CONFORMING TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS
SUBSTITUTES & CROSS-REFERENCES 2
E0540 7-239Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
MS29561-239Reference 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 7-239E540-80?
7-239E540-80 is a O-RING.
What parts can replace 7-239E540-80?
There are 2 known substitutes for 7-239E540-80: E0540 7-239, MS29561-239. Substitute compatibility should be verified for your specific system.
What is the NSN for 7-239E540-80?
7-239E540-80 is cataloged in the U.S. Government catalog under NSN 5331-00-006-8243. This indicates validated use in U.S. government and defense supply chains.
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