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Technical Data Sheet
PartsTable / MRO / 12520
12520 ✓ Verified by PartsTable
Sandberg · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include diameter: 0.625 INCHES NOMINAL IN, material: STEEL COMP 1010, case_style: SQUARE, seal_width: 0.375 INCHES NOMINAL IN, shaft_type: ROUND SINGLE ACTUATOR, construction: SEAMLESS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0511, 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→ 12520
NSN: 3110-00-100-0511
FSC: 3110
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
diameter0.625 INCHES NOMINAL IN
materialSTEEL COMP 1010
case_styleSQUARE
seal_width0.375 INCHES NOMINAL IN
shaft_typeROUND SINGLE ACTUATOR
constructionSEAMLESS
shaft_length0.688 INCHES NOMINAL SINGLE ACTUATOR IN
overall_width0.6250 INCHES NOMINAL IN
terminal_typeTAB, SOLDER LUG AND SOLDER STUD
thread_length0.278 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
heat_treatmentANNEALED
overall_length1.541 INCHES NOMINAL IN
NSN3110-00-100-0511
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 12520 · Sandberg ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OUTSIDE DIAMETER: 1.9380 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
•
BACKFACE CORNER RADIUS: 0.0630 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.6250 INCHES NOMINAL IN
OUTSIDE DIAMETER1.9380 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
BACKFACE CORNER RADIUS0.0630 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
95J9K0Interchangeable
interchangeable cross-reference
interchangeable
1586012Interchangeable
interchangeable cross-reference
interchangeable
4652Interchangeable
interchangeable cross-reference
interchangeable
11164Interchangeable
interchangeable cross-reference
interchangeable
12520Interchangeable
interchangeable cross-reference
interchangeable
50018Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12520?
12520 is a RESISTOR,VARIABLE,NONWIRE WOUND, manufactured by Sandberg. It is classified as a MRO (MRO_GENERAL).
What parts can replace 12520?
There are 25 known substitutes for 12520: 95J9K0, 1586012, 4652 and 22 more. Substitute compatibility should be verified for your specific system.
Is 12520 still available?
12520 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