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E0540 2-155 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

E0540 2-155: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER ETHYLENE-PROPYLENE CLASS EPM OVERALL, temp_rating: -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF, hardness_rating: 80.0 SHORE DUROMETER A NOMINAL OVERALL, peripheral_diameter: 4.159 INCHES MINIMUM AND 4.227 INCHES MAXIMUM IN, center_hole_diameter: 3.959 INCHES MINIMUM AND 4.015 INCHES MAXIMUM IN, cross-sectional_shape_style: O-RING. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-032-8596, 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
E0540 2-155
NSN: 5330-01-032-8596
FSC: 5330 — Packing and Gasket Materials
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER ETHYLENE-PROPYLENE CLASS EPM OVERALL
temp_rating-70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
hardness_rating80.0 SHORE DUROMETER A NOMINAL OVERALL
peripheral_diameter4.159 INCHES MINIMUM AND 4.227 INCHES MAXIMUM IN
center_hole_diameter3.959 INCHES MINIMUM AND 4.015 INCHES MAXIMUM IN
cross-sectional_shape_styleO-RING
cross_section_outside_diameter0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
reference_number_differentiating_characteristicsQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
NSN5330-01-032-8596
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: E0540 2-155 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
•
HARDNESS RATING: 80.0 SHORE DUROMETER A NOMINAL OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: O-RING
•
PERIPHERAL DIAMETER: 4.159 INCHES MINIMUM AND 4.227 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 3.959 INCHES MINIMUM AND 4.015 INCHES MAXIMUM IN
•
CROSS SECTION OUTSIDE DIAMETER: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
MATERIAL: RUBBER ETHYLENE-PROPYLENE CLASS EPM OVERALL
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
TECHNICAL CHARACTERISTICS
TEMP RATING-70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
HARDNESS RATING80.0 SHORE DUROMETER A NOMINAL OVERALL
CROSS-SECTIONAL SHAPE STYLEO-RING
PERIPHERAL DIAMETER4.159 INCHES MINIMUM AND 4.227 INCHES MAXIMUM IN
CENTER HOLE DIAMETER3.959 INCHES MINIMUM AND 4.015 INCHES MAXIMUM IN
CROSS SECTION OUTSIDE DIAMETER0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
MATERIALRUBBER ETHYLENE-PROPYLENE CLASS EPM OVERALL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
SUBSTITUTES & CROSS-REFERENCES 3
2-155E540-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
2-155E540-8L1Reference document
Same NSN cross-reference
Reference document — Secondary reference
2-155 E540-80Reference 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 E0540 2-155?
E0540 2-155 is a PACKING,PREFORMED.
What parts can replace E0540 2-155?
There are 3 known substitutes for E0540 2-155: 2-155E540-8, 2-155E540-8L1, 2-155 E540-80. Substitute compatibility should be verified for your specific system.
What is the NSN for E0540 2-155?
E0540 2-155 is cataloged in the U.S. Government catalog under NSN 5330-01-032-8596. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.