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Technical Data Sheet
PartsTable / COMPONENT / 8690-02140
8690-02140 ✓ 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: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT, case_style: SQUARE, seal_width: 0.375 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN, housing_bore_diameter: 1.374 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 0.875 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-599-5268, 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
8690-02140
NSN: 5330-00-599-5268
FSC: 5330
CAGE: 25681 — ITT GOULDS PUMPS, INC. (USA)
SPECIFICATIONS
materialLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.375 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
housing_bore_diameter1.374 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter0.875 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed2000 FEET PER MINUTE FT
NSN5330-00-599-5268
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8690-02140 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
•
SEAL WIDTH: 0.375 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
•
HOUSING BORE DIAMETER: 1.374 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
•
MATERIAL: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
•
CASE STYLE: SQUARE
•
SEALING ELEMENT STYLE: ANGULAR
•
ACCOMMODATED SHAFT DIAMETER: 0.875 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SEAL WIDTH0.375 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
HOUSING BORE DIAMETER1.374 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
MATERIALLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
CASE STYLESQUARE
SEALING ELEMENT STYLEANGULAR
ACCOMMODATED SHAFT DIAMETER0.875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
11968AInterchangeable
interchangeable cross-reference
interchangeable
904740Interchangeable
interchangeable cross-reference
interchangeable
B-0607Interchangeable
interchangeable cross-reference
interchangeable
504-0-14-64294Interchangeable
interchangeable cross-reference
interchangeable
13628CPInterchangeable
interchangeable cross-reference
interchangeable
13628Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8690-02140?
8690-02140 is a SEAL,PLAIN ENCASED.
What parts can replace 8690-02140?
There are 17 known substitutes for 8690-02140: 11968A, 904740, B-0607 and 14 more. Substitute compatibility should be verified for your specific system.
Is 8690-02140 still available?
8690-02140 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