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Technical Data Sheet
PartsTable / COMPONENT / N7836-259
N7836-259 ✓ 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: STEEL CASE, case_style: SQUARE, seal_width: 0.500 INCHES NOMINAL IN, housing_bore_diameter: 2.758 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 1.438 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 5330-00-154-9063, 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
N7836-259
NSN: 5330-00-154-9063
FSC: 5330
CAGE: 16603 — CONTROL FLOW, INC. DBA WESTECH HEAVY MACHINERY DIVISION DIV WESTECH HEAVY MACHINERY DIVISION (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleSQUARE
seal_width0.500 INCHES NOMINAL IN
housing_bore_diameter2.758 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter1.438 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed2000 FEET PER MINUTE FT
NSN5330-00-154-9063
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: N7836-259 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: 1.438 INCHES NOMINAL IN
•
SEAL WIDTH: 0.500 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 2.758 INCHES NOMINAL IN
•
MATERIAL: STEEL CASE
•
SEALING ELEMENT STYLE: ANGULAR
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
TECHNICAL CHARACTERISTICS (FLIS)
ACCOMMODATED SHAFT DIAMETER1.438 INCHES NOMINAL IN
SEAL WIDTH0.500 INCHES NOMINAL IN
HOUSING BORE DIAMETER2.758 INCHES NOMINAL IN
MATERIALSTEEL CASE
SEALING ELEMENT STYLEANGULAR
MATERIALLEATHER SEALING ELEMENT
CASE STYLESQUARE
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
50108Interchangeable
interchangeable cross-reference
interchangeable
SC-B-70108Interchangeable
interchangeable cross-reference
interchangeable
50108AInterchangeable
interchangeable cross-reference
interchangeable
334-002-001Interchangeable
interchangeable cross-reference
interchangeable
016-2001-000-209Interchangeable
interchangeable cross-reference
interchangeable
A-23680 PIECE 37Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N7836-259?
N7836-259 is a SEAL,PLAIN ENCASED.
What parts can replace N7836-259?
There are 20 known substitutes for N7836-259: 50108, SC-B-70108, 50108A and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N7836-259?
N7836-259 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-154-9063. 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