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Technical Data Sheet
PartsTable / COMPONENT / 7703865
7703865 ✓ 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 NATURAL OR RUBBER SYNTHETIC SEALING ELEMENT B, case_style: SQUARE, seal_width: 0.875 INCHES NOMINAL IN, sealing_element_style: VERTICAL-ANGULAR, accommodated_shaft_diameter: 2.000 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-770-3865, 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
7703865
NSN: 5330-00-770-3865
FSC: 5330
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialRUBBER NATURAL OR RUBBER SYNTHETIC SEALING ELEMENT B
case_styleSQUARE
seal_width0.875 INCHES NOMINAL IN
sealing_element_styleVERTICAL-ANGULAR
accommodated_shaft_diameter2.000 INCHES NOMINAL IN
NSN5330-00-770-3865
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7703865 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: 0.875 INCHES NOMINAL IN
•
CASE STYLE: SQUARE
•
SEALING ELEMENT STYLE: VERTICAL-ANGULAR
•
MATERIAL: RUBBER NATURAL OR RUBBER SYNTHETIC SEALING ELEMENT A
•
ACCOMMODATED SHAFT DIAMETER: 2.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SEAL WIDTH0.875 INCHES NOMINAL IN
CASE STYLESQUARE
SEALING ELEMENT STYLEVERTICAL-ANGULAR
MATERIALRUBBER NATURAL OR RUBBER SYNTHETIC SEALING ELEMENT A
ACCOMMODATED SHAFT DIAMETER2.000 INCHES NOMINAL IN
MATERIALRUBBER NATURAL OR RUBBER SYNTHETIC SEALING ELEMENT B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
810002-049Interchangeable
interchangeable cross-reference
interchangeable
S183001Interchangeable
interchangeable cross-reference
interchangeable
L1394Interchangeable
interchangeable cross-reference
interchangeable
6155Interchangeable
interchangeable cross-reference
interchangeable
DA6155Interchangeable
interchangeable cross-reference
interchangeable
14U1013PCDA6155Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7703865?
7703865 is a SEAL,PLAIN ENCASED.
What parts can replace 7703865?
There are 20 known substitutes for 7703865: 810002-049, S183001, L1394 and 17 more. Substitute compatibility should be verified for your specific system.
Is 7703865 still available?
7703865 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