PartsTable
Technical Data Sheet
56959 ✓ Verified by PartsTable
3M · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The perfect way to get your message noticed, these self-adhesive, removable coloured notes have revolutionised home, school and office communication. Available in a wide variety of colours and designs, use them to organise your information, wherever you are. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-264-0566, 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
MRO MRO_GENERAL 56959
NSN: 5331-00-264-0566
FSC: 5331 — O-RING
CAGE: 99167 — HAMILTON SUNDSTRAND CORPORATION (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
body_styleCYLINDRICAL BUSHING MOUNTED
body_length0.625 INCHES NOMINAL IN
shaft_styleROUND, SLOTTED
shaft_length0.625 INCHES NOMINAL IN
actuator_typeSINGLE SHAFT
body_diameter0.515 INCHES MAXIMUM IN
overall_length1.500 INCHES NOMINAL IN
shaft_diameter0.125 INCHES NOMINAL IN
mounting_methodSTANDARD BUSHING
overall_diameter0.515 INCHES MAXIMUM IN
section_quantity1
NSN5331-00-264-0566
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 56959 MFR: 3M ⚠ 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
CENTER HOLE DIAMETER: 0.421 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN
MATERIAL: RUBBER SYNTHETIC
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER0.421 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
C4911Interchangeable
interchangeable cross-reference
interchangeable
56959Interchangeable
interchangeable cross-reference
interchangeable
104689Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 56959?
56959 is a RESISTOR,VARIABLE,WIRE WOUND,NON manufactured by 3M. It is classified as a MRO (MRO_GENERAL).
What parts can replace 56959?
There are 3 known substitutes for 56959: C4911, 56959, 104689. Substitute compatibility should be verified for your specific system.
What is the NSN for 56959?
56959 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-264-0566. This indicates validated use in U.S. government and defense supply chains.
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