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PartsTable / COMPONENT / 7411940
7411940 ✓ 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: 0.375 INCHES NOMINAL IN, housing_bore_diameter: 1.254 INCHES NOMINAL IN, sealing_element_style: VERTICAL, accommodated_shaft_diameter: 0.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-741-1940, 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
7411940
NSN: 5330-00-741-1940
FSC: 5330
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.375 INCHES NOMINAL IN
housing_bore_diameter1.254 INCHES NOMINAL IN
sealing_element_styleVERTICAL
accommodated_shaft_diameter0.750 INCHES NOMINAL IN
NSN5330-00-741-1940
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7411940 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
•
CASE STYLE: SQUARE
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
•
HOUSING BORE DIAMETER: 1.254 INCHES NOMINAL IN
•
SEAL WIDTH: 0.375 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT DIAMETER: 0.750 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: VERTICAL
TECHNICAL CHARACTERISTICS (FLIS)
CASE STYLESQUARE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
HOUSING BORE DIAMETER1.254 INCHES NOMINAL IN
SEAL WIDTH0.375 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER0.750 INCHES NOMINAL IN
MATERIALSTEEL CASE
SEALING ELEMENT STYLEVERTICAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
AN6227B83Interchangeable
interchangeable cross-reference
interchangeable
AN6227B-40Interchangeable
interchangeable cross-reference
interchangeable
AN6227-83Interchangeable
interchangeable cross-reference
interchangeable
118205Interchangeable
interchangeable cross-reference
interchangeable
515Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7411940?
7411940 is a SEAL,PLAIN ENCASED.
What parts can replace 7411940?
There are 5 known substitutes for 7411940: AN6227B83, AN6227B-40, AN6227-83 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7411940?
7411940 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-741-1940. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026