PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

805312Cup,tapered Roller Bearing

Am General Llc · NSN 3110-00-289-6495 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-289-6495 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-289-6495. Primary manufacturer part number: 805312.
Features
  • Cup,tapered Roller Bearing — FSC 3110
  • Outside Diameter: 3.3465 INCHES NOMINAL IN
  • Backface Corner Radius: 0.0930 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Style Designator: NORMAL ANGLE
  • Material: STEEL OVERALL
  • 4 verified cross-references
  • Primary manufacturer: Am General Llc
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-00-289-6495, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Am General Llc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-289-6495
Primary Part Number805312
Item NameCup,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerAm General Llc
StatusACTIVE
Outside Diameter3.3465 INCHES NOMINAL IN
Backface Corner Radius0.0930 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA CLASS 2
Style DesignatorNORMAL ANGLE
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
2590-00-035-945125527 INTERCHANGEABLE
Cap,filler Opening
Tyco Fire Products Lp
3110-00-100-6162145626 INTERCHANGEABLE
Ball,bearing
Linear Motion Llc Div Ugm
5905-00-903-5741 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
5360-00-962-257025527 INTERCHANGEABLE
Spring,helical,compression
Solar Turbines Incorporated Dba Solar Turbines Incorporated
7050-00-986-2420 INTERCHANGEABLE
Shaft Assy
4710-01-038-462325527 INTERCHANGEABLE
Tube Assembly,metal
Williams International Co., L.l.c.
4940-01-117-909310150 INTERCHANGEABLE
Cross Head Assembly
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
5970-01-421-4019 INTERCHANGEABLE
Insulator,spacer
2940-01-500-0317805312 INTERCHANGEABLE
Filter Element,intake Air Cleane
Mercury Marine Group Dba Mercruiser
2940-01-580-5332805312 INTERCHANGEABLE
Filter Element,fluid
Brunswick Corp Dba Mercury Marine Div Mercury Marine
Cross-Reference Index
Part NumberManufacturer
805312 PRIMARY Am General Llc (USA)
550227 PRIMARY Dana Corp Spicer Transmission Div (USA)
550227 PRIMARY Roper Industries Inc Roper Pump Co Div (USA)
25527 PRIMARY The Timken Corporation (USA)
Related Parts
2590-00-035-9451INTERCHANGEABLE
CAP,FILLER OPENING
25527
3110-00-100-6162INTERCHANGEABLE
BALL,BEARING
145626
5905-00-903-5741INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
5360-00-962-2570INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
25527
7050-00-986-2420INTERCHANGEABLE
SHAFT ASSY
4710-01-038-4623INTERCHANGEABLE
TUBE ASSEMBLY,METAL
25527
4940-01-117-9093INTERCHANGEABLE
CROSS HEAD ASSEMBLY
10150
5970-01-421-4019INTERCHANGEABLE
INSULATOR,SPACER
2940-01-500-0317INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
805312
2940-01-580-5332INTERCHANGEABLE
FILTER ELEMENT,FLUID
805312

Frequently Asked Questions

What is NSN 3110-00-289-6495?

NSN 3110-00-289-6495 is a Cup,tapered Roller Bearing, manufactured by Am General Llc, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-289-6495?

NSN 3110-00-289-6495 has 4 cross-referenced part numbers: 805312 (Am General Llc), 550227 (Dana Corp Spicer Transmission Div), 550227 (Roper Industries Inc Roper Pump Co Div), 25527 (The Timken Corporation).

What NSN replaces 3110-00-289-6495?

There are 10 known substitutes for 3110-00-289-6495: 2590-00-035-9451, 3110-00-100-6162, 5905-00-903-5741 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 805312?

Key specifications for 805312: Overall Width: 0.8750 INCHES NOMINAL IN; Outside Diameter: 3.3465 INCHES NOMINAL IN; Backface Corner Radius: 0.0930 INCHES NOMINAL IN; Standard Tolerance Designation: AFBMA CLASS 2. 6 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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