PartsTable
Technical Data Sheet
PartsTable / MRO / 13B
13B ✓ Verified by PartsTable
— · 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

The RESISTOR,CURRENT REGULATING is a the manufacturer industrial component. Key specifications include diameter: 0.250 INCHES NOMINAL BEAD IN, material: PLASTIC POLYAMIDE NYLON OVERALL, base_type: STANDARD SCREW, body_style: THREADED BUSHING MOUNTED, current_type: DC, thread_class: 2A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-1759, 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→ 13B
NSN: 3110-00-156-1759
FSC: 3110
CAGE: 38443 — SKF USA INC. (USA)
SPECIFICATIONS
diameter0.250 INCHES NOMINAL BEAD IN
materialPLASTIC POLYAMIDE NYLON OVERALL
base_typeSTANDARD SCREW
body_styleTHREADED BUSHING MOUNTED
current_typeDC
thread_class2A A
usage_designBATTERY
terminal_typeTAB, SOLDER LUG
alignment_typeRIGID
conductor_formSTRANDED SINGLE CONDUCTOR
overall_height0.688 INCHES NOMINAL IN
overall_length1.215 INCHES NOMINAL IN
NSN3110-00-156-1759
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 13B · OEM ⚠ 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
•
OVERALL OUTSIDE DIAMETER: 2.9375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: GROOVED RACE SURFACE
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
ALIGNMENT TYPE: RIGID
•
SURFACE FINISH: GROUND
•
BORE SMALLEST DIAMETER: 2.0000 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR THRUST BEARINGS
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER2.9375 INCHES NOMINAL IN
STYLE DESIGNATORGROOVED RACE SURFACE
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
ALIGNMENT TYPERIGID
SURFACE FINISHGROUND
OVERALL HEIGHT0.7500 INCHES NOMINAL IN
BORE SMALLEST DIAMETER2.0000 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR THRUST BEARINGS
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
39Interchangeable
interchangeable cross-reference
interchangeable
B5301Interchangeable
interchangeable cross-reference
interchangeable
13B4B1000041A14S00000Interchangeable
interchangeable cross-reference
interchangeable
A52491-70Interchangeable
interchangeable cross-reference
interchangeable
A-A-52491Interchangeable
interchangeable cross-reference
interchangeable
4316Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 13B?
13B is a RESISTOR,CURRENT REGULATING. It is classified as a MRO (MRO_GENERAL).
What parts can replace 13B?
There are 24 known substitutes for 13B: 39, B5301, 13B4B1000041A14S00000 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 13B?
13B is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-1759. 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