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2-021E540-80 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2-021E540-80: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER ETHYLENE-PROPYLENE CLASS EPM, temp_rating: -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF, hardness_rating: 80.0 SHORE DUROMETER A NOMINAL, outside_diameter: 1.051 INCHES MINIMUM AND 1.081 INCHES MAXIMUM IN, center_hole_diameter: 0.917 INCHES MINIMUM AND 0.935 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 5331-00-127-7204, 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
2-021E540-80
NSN: 5331-00-127-7204
FSC: 5331 — O-ring
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER ETHYLENE-PROPYLENE CLASS EPM
temp_rating-70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
hardness_rating80.0 SHORE DUROMETER A NOMINAL
outside_diameter1.051 INCHES MINIMUM AND 1.081 INCHES MAXIMUM IN
center_hole_diameter0.917 INCHES MINIMUM AND 0.935 INCHES MAXIMUM IN
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5331-00-127-7204
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2-021E540-80 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: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.051 INCHES MINIMUM AND 1.081 INCHES MAXIMUM IN
•
HARDNESS RATING: 80.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 0.917 INCHES MINIMUM AND 0.935 INCHES MAXIMUM IN
•
MATERIAL: RUBBER ETHYLENE-PROPYLENE CLASS EPM
TECHNICAL CHARACTERISTICS
TEMP RATING-70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.051 INCHES MINIMUM AND 1.081 INCHES MAXIMUM IN
HARDNESS RATING80.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER0.917 INCHES MINIMUM AND 0.935 INCHES MAXIMUM IN
MATERIALRUBBER ETHYLENE-PROPYLENE CLASS EPM
SUBSTITUTES & CROSS-REFERENCES 9
HJE03287Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
45819Reference document
Same NSN cross-reference
Reference document — Secondary reference
021E540-8Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
8256-32Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2-021-E798-70Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
ARP568-021E540- 8Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 2-021E540-80?
2-021E540-80 is a O-RING.
What parts can replace 2-021E540-80?
There are 9 known substitutes for 2-021E540-80: HJE03287, 45819, 021E540-8 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-021E540-80?
2-021E540-80 is cataloged in the U.S. Government catalog under NSN 5331-00-127-7204. This indicates validated use in U.S. government and defense supply chains.
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