PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6386-6320Bearing,roller,tapered

Reliance Electric Company Dba Reliance & Dodge Brands · NSN 3110-00-100-5975 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-100-5975 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-100-5975. Primary manufacturer part number: 6386-6320.
Features
  • Bearing,roller,tapered — FSC 3110
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Material: STEEL OVERALL
  • Cone Corner Radius: 0.1710 INCHES NOMINAL IN
  • Cup Width: 1.7500 INCHES NOMINAL IN
  • Backface Corner Radius: 0.1250 INCHES NOMINAL IN
  • Overall Outside Diameter: 5.3447 INCHES NOMINAL IN
  • Bore Diameter: 2.6250 INCHES NOMINAL IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,roller,tapered, cataloged under National Stock Number 3110-00-100-5975, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Reliance Electric Company Dba Reliance & Dodge Brands. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 26 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-100-5975
Primary Part Number6386-6320
Item NameBearing,roller,tapered
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerReliance Electric Company Dba Reliance & Dodge Brands
StatusACTIVE
Standard Tolerance DesignationAFBMA CLASS 2
MaterialSTEEL OVERALL
Cone Corner Radius0.1710 INCHES NOMINAL IN
Cup Width1.7500 INCHES NOMINAL IN
Backface Corner Radius0.1250 INCHES NOMINAL IN
Overall Outside Diameter5.3447 INCHES NOMINAL IN
Bore Diameter2.6250 INCHES NOMINAL IN
Standout Width0.3750 INCHES NOMINAL IN
Cone Width2.2050 INCHES NOMINAL IN
Style DesignatorSTRAIGHT BORE, NORMAL ANGLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2825-00-390-4096 INTERCHANGEABLE
Stem with Head,governor
5940-00-755-964410015366-062 INTERCHANGEABLE
Terminal,lug
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
6386-6320 PRIMARY Reliance Electric Company Dba Reliance & Dodge Brands (USA)
6386-6320 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
31828 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
31828 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
8785PC46 Reliance Electric (USA)
8684PC46 PRIMARY Reliance Electric Company Dba Reliance & Dodge Brands (USA)
8684PC46 Reliance Electric (USA)
6386-6320 Reliance Electric (USA)
7093E66 PIECE40 General Electric Company (USA)
H27906A29 Reliance Electric (USA)
6386-6320 PRIMARY The Timken Corporation (USA)
7092E61 PIECE 40 General Electric Company (USA)
007093E66 PIECE 40 Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand (USA)
007093E66 PIECE 40 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
8785PC46 PRIMARY Reliance Electric Company Dba Reliance & Dodge Brands (USA)
6450P PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
H27906A29 PRIMARY Reliance Electric Company Dba Reliance & Dodge Brands (USA)
007092E61 PIECE 40 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA)
7092E61 PIECE 40 Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand (USA)
6386-6320 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
Related Parts
2825-00-390-4096INTERCHANGEABLE
STEM WITH HEAD,GOVERNOR
5940-00-755-9644INTERCHANGEABLE
TERMINAL,LUG
10015366-062

Frequently Asked Questions

What is NSN 3110-00-100-5975?

NSN 3110-00-100-5975 is a Bearing,roller,tapered, manufactured by Reliance Electric Company Dba Reliance & Dodge Brands, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-100-5975?

NSN 3110-00-100-5975 has 26 cross-referenced part numbers: 6386-6320 (Reliance Electric Company Dba Reliance & Dodge Brands), 6386-6320 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 31828 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 31828 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 8785PC46 (Reliance Electric) and 21 more.

What NSN replaces 3110-00-100-5975?

There are 2 known substitutes for 3110-00-100-5975: 2825-00-390-4096, 5940-00-755-9644. Verify interchangeability with system specifications before substitution.

What are the specifications of 6386-6320?

Key specifications for 6386-6320: Standard Tolerance Designation: AFBMA CLASS 2; Overall Width: 2.1250 INCHES NOMINAL IN; Material: STEEL OVERALL; Cone Corner Radius: 0.1710 INCHES NOMINAL IN. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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