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Technical Data Sheet
PartsTable / COMPONENT / RM3-83
RM3-83 ✓ Verified by PartsTable
— · TAPERED BEARING
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

CLAMP,CABLE,ELECTRICAL CONNECTOR. Key specifications include material: ALUMINUM ALLOY LOCATION NOT OTHERWISE SPECIFIED, cup_width: 1.0313 INCHES NOMINAL IN, seal_type: BUSHING, cone_width: 1.3125 INCHES NOMINAL IN, body_height: 1.219 INCHES MINIMUM AND 1.281 INCHES MAXIMUM IN, body_length: 0.907 INCHES MINIMUM AND 0.969 INCHES MAXIMUM 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 3110-00-100-5369, 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
RM3-83
NSN: 3110-00-100-5369
FSC: 3110
CAGE: 27996 — HEIL ENVIRONMENTAL INDUSTRIES (USA)
SPECIFICATIONS
materialALUMINUM ALLOY LOCATION NOT OTHERWISE SPECIFIED
cup_width1.0313 INCHES NOMINAL IN
seal_typeBUSHING
cone_width1.3125 INCHES NOMINAL IN
body_height1.219 INCHES MINIMUM AND 1.281 INCHES MAXIMUM IN
body_length0.907 INCHES MINIMUM AND 0.969 INCHES MAXIMUM IN
thread_class2B
body_diameter1.157 INCHES MINIMUM AND 1.219 INCHES MAXIMUM IN
bore_diameter3.1875 INCHES NOMINAL IN
overall_width1.3125 INCHES NOMINAL IN
standout_width0.2812 INCHES NOMINAL IN
size_designation18
NSN3110-00-100-5369
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: RM3-83 · 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
•
STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLE
•
OVERALL OUTSIDE DIAMETER: 5.2500 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 4
•
CONE WIDTH: 1.3125 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.1400 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.2812 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
OVERALL OUTSIDE DIAMETER5.2500 INCHES NOMINAL IN
OVERALL WIDTH1.3125 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 4
CONE WIDTH1.3125 INCHES NOMINAL IN
CONE CORNER RADIUS0.1400 INCHES NOMINAL IN
STANDOUT WIDTH0.2812 INCHES NOMINAL IN
CUP WIDTH1.0313 INCHES NOMINAL IN
BORE DIAMETER3.1875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
185077-5Interchangeable
interchangeable cross-reference
interchangeable
01293Interchangeable
interchangeable cross-reference
interchangeable
7896564PT5Interchangeable
interchangeable cross-reference
interchangeable
47620-47681Interchangeable
Same NIIN cross-reference
interchangeable
712697Interchangeable
Same NIIN cross-reference
interchangeable
NW704Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RM3-83?
RM3-83 is a CLAMP,CABLE,ELECTRICAL CONNECTOR.
What parts can replace RM3-83?
There are 6 known substitutes for RM3-83: 185077-5, 01293, 7896564PT5 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RM3-83?
RM3-83 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-5369. 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