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Technical Data Sheet
PartsTable / COMPONENT / 720-2402065PIECE 25
720-2402065PIECE 25 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEALING ELEMENT, case_style: SQUARE, seal_width: 0.438 INCHES NOMINAL IN, temp_rating: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF, outside_diameter: 2.879 INCHES NOMINAL IN, surface_treatment: PLASTIC CASE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-021-5368, 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
720-2402065PIECE 25
NSN: 5330-01-021-5368
FSC: 5330
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.438 INCHES NOMINAL IN
temp_rating-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
outside_diameter2.879 INCHES NOMINAL IN
surface_treatmentPLASTIC CASE
housing_bore_diameter2.875 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter2.125 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed2000 FEET PER MINUTE FT
NSN5330-01-021-5368
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 720-2402065PIECE 25 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
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
•
OUTSIDE DIAMETER: 2.879 INCHES NOMINAL IN
•
SURFACE TREATMENT: PLASTIC CASE
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
•
SEALING ELEMENT STYLE: ANGULAR
•
HOUSING BORE DIAMETER: 2.875 INCHES NOMINAL IN
•
SEAL WIDTH: 0.438 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
TEMP RATING-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
OUTSIDE DIAMETER2.879 INCHES NOMINAL IN
SURFACE TREATMENTPLASTIC CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SEALING ELEMENT STYLEANGULAR
HOUSING BORE DIAMETER2.875 INCHES NOMINAL IN
SEAL WIDTH0.438 INCHES NOMINAL IN
CASE STYLESQUARE
MATERIALSTEEL CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
392-5Interchangeable
interchangeable cross-reference
interchangeable
59317R1Interchangeable
interchangeable cross-reference
interchangeable
ST963Interchangeable
interchangeable cross-reference
interchangeable
K21075Interchangeable
interchangeable cross-reference
interchangeable
21075Interchangeable
interchangeable cross-reference
interchangeable
95-0341Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 720-2402065PIECE 25?
720-2402065PIECE 25 is a SEAL,PLAIN ENCASED.
What parts can replace 720-2402065PIECE 25?
There are 20 known substitutes for 720-2402065PIECE 25: 392-5, 59317R1, ST963 and 17 more. Substitute compatibility should be verified for your specific system.
Is 720-2402065PIECE 25 still available?
720-2402065PIECE 25 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026