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Technical Data Sheet
PartsTable / O-RING / 105863
105863 ✓ 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 RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include material: PLASTIC HANDLE, nut_style: SLEEVE, body_style: STRAIGHT HANDLE, nut_length: 0.625 INCHES NOMINAL IN, body_length: 0.313 INCHES NOMINAL IN, finger_type: TEST PROD SINGLE FINGER. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-250-0227, 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
105863
NSN: 5331-00-250-0227
FSC: 5331 — O-RING
CAGE: 11599 — TRIUMPH ENGINE CONTROL SYSTEMS LLC (USA)
SPECIFICATIONS
materialPLASTIC HANDLE
nut_styleSLEEVE
body_styleSTRAIGHT HANDLE
nut_length0.625 INCHES NOMINAL IN
body_length0.313 INCHES NOMINAL IN
finger_typeTEST PROD SINGLE FINGER
thread_class2B
finger_length0.125 INCHES NOMINAL SINGLE FINGER IN
terminal_typeSOLDER WELL
thread_length0.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
thread_seriesUNIFIED NATIONAL COARSE (UNC)
overall_length0.438 INCHES NOMINAL IN
NSN5331-00-250-0227
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 105863 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
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
CENTER HOLE DIAMETER: 0.920 INCHES MINIMUM AND 0.932 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.051 INCHES MINIMUM AND 1.081 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
CENTER HOLE DIAMETER0.920 INCHES MINIMUM AND 0.932 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.051 INCHES MINIMUM AND 1.081 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 35
203147Interchangeable
interchangeable cross-reference
interchangeable
A-020SR822-60Interchangeable
interchangeable cross-reference
interchangeable
GS570EM020Interchangeable
interchangeable cross-reference
interchangeable
MS29513-020Interchangeable
interchangeable cross-reference
interchangeable
622701B25Interchangeable
interchangeable cross-reference
interchangeable
R1392Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 105863?
105863 is a RELAY,ELECTROMAGNETIC.
What parts can replace 105863?
There are 35 known substitutes for 105863: 203147, A-020SR822-60, GS570EM020 and 32 more. Substitute compatibility should be verified for your specific system.
Is 105863 still available?
105863 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