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PartsTable / COMPONENT / CS408101
CS408101 ✓ 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 AND PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT A, case_style: SQUARE, seal_width: 0.188 INCHES NOMINAL IN, attachment_method: INTEGRAL PRESS FIT BUTTONS, housing_bore_diameter: 1.875 INCHES NOMINAL IN, sealing_element_style: ANGULAR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-067-3440, 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
CS408101
NSN: 5330-01-067-3440
FSC: 5330
CAGE: L8266 — STEEPLE INCORPORATED (CAN)
SPECIFICATIONS
materialRUBBER SYNTHETIC AND PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT A
case_styleSQUARE
seal_width0.188 INCHES NOMINAL IN
attachment_methodINTEGRAL PRESS FIT BUTTONS
housing_bore_diameter1.875 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter1.500 INCHES NOMINAL IN
attachment_feature_quantity1
NSN5330-01-067-3440
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: CS408101 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
•
ACCOMMODATED SHAFT DIAMETER: 1.500 INCHES NOMINAL IN
•
CASE STYLE: SQUARE
•
HOUSING BORE DIAMETER: 1.875 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR
•
ATTACHMENT FEATURE QUANTITY: 1
•
ATTACHMENT METHOD: INTEGRAL PRESS FIT BUTTONS
•
SEAL WIDTH: 0.188 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC AND PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT A
TECHNICAL CHARACTERISTICS (FLIS)
ACCOMMODATED SHAFT DIAMETER1.500 INCHES NOMINAL IN
CASE STYLESQUARE
HOUSING BORE DIAMETER1.875 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
ATTACHMENT FEATURE QUANTITY1
ATTACHMENT METHODINTEGRAL PRESS FIT BUTTONS
SEAL WIDTH0.188 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC AND PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT A
MATERIALRUBBER SYNTHETIC AND PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
HILS6Interchangeable
interchangeable cross-reference
interchangeable
1056-10Interchangeable
interchangeable cross-reference
interchangeable
1056110Interchangeable
interchangeable cross-reference
interchangeable
PEI 7012Interchangeable
interchangeable cross-reference
interchangeable
2868563-1Interchangeable
interchangeable cross-reference
interchangeable
80137Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CS408101?
CS408101 is a SEAL,PLAIN ENCASED.
What parts can replace CS408101?
There are 25 known substitutes for CS408101: HILS6, 1056-10, 1056110 and 22 more. Substitute compatibility should be verified for your specific system.
Is CS408101 still available?
CS408101 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