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Technical Data Sheet
PartsTable / COMPONENT / S287-1020P7
S287-1020P7 ✓ 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 is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING SPRING, seal_width: 0.500 INCHES NOMINAL IN, construction: SOLID, special_features: W/SPRING RETAINING FEATURE, housing_bore_diameter: 3.250 INCHES NOMINAL IN, accommodated_shaft_diameter: 2.250 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-420-9632, 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
S287-1020P7
NSN: 5330-00-420-9632
FSC: 5330
CAGE: 49956 — RAYTHEON COMPANY DIV CORP (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING SPRING
seal_width0.500 INCHES NOMINAL IN
constructionSOLID
special_featuresW/SPRING RETAINING FEATURE
housing_bore_diameter3.250 INCHES NOMINAL IN
accommodated_shaft_diameter2.250 INCHES NOMINAL IN
cross-sectional_shape_styleSINGLE LIP
NSN5330-00-420-9632
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S287-1020P7 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
•
CROSS-SECTIONAL SHAPE STYLE: SINGLE LIP
•
SEAL WIDTH: 0.500 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
•
ACCOMMODATED SHAFT DIAMETER: 2.250 INCHES NOMINAL IN
•
CONSTRUCTION: SOLID
•
HOUSING BORE DIAMETER: 3.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLESINGLE LIP
SEAL WIDTH0.500 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
MATERIALSTEEL CORROSION RESISTING SPRING
ACCOMMODATED SHAFT DIAMETER2.250 INCHES NOMINAL IN
CONSTRUCTIONSOLID
HOUSING BORE DIAMETER3.250 INCHES NOMINAL IN
SPECIAL FEATURESW/SPRING RETAINING FEATURE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
10-418Interchangeable
interchangeable cross-reference
interchangeable
SVM-RInterchangeable
interchangeable cross-reference
interchangeable
RW99222PC14Interchangeable
interchangeable cross-reference
interchangeable
SK-134622Interchangeable
interchangeable cross-reference
interchangeable
RW99222Interchangeable
interchangeable cross-reference
interchangeable
22110158Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S287-1020P7?
S287-1020P7 is a SEAL,PLAIN.
What parts can replace S287-1020P7?
There are 22 known substitutes for S287-1020P7: 10-418, SVM-R, RW99222PC14 and 19 more. Substitute compatibility should be verified for your specific system.
Is S287-1020P7 still available?
S287-1020P7 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