PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25522Cup,tapered Roller Bearing

Rbc Bearings Incorporated Div West Trenton Division · NSN 3110-00-100-0546 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-100-0546 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-100-0546. Primary manufacturer part number: 25522.
Features
  • Cup,tapered Roller Bearing — FSC 3110
  • Outside Diameter: 3.2700 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Backface Corner Radius: 0.0800 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Style Designator: NORMAL ANGLE
  • 18 verified cross-references
  • Primary manufacturer: Rbc Bearings Incorporated Div West Trenton Division
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 3110-00-100-0546, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Rbc Bearings Incorporated Div West Trenton Division. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 18 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-100-0546
Primary Part Number25522
Item NameCup,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerRbc Bearings Incorporated Div West Trenton Division
StatusCANCELLED
Outside Diameter3.2700 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA CLASS 2
Backface Corner Radius0.0800 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Style DesignatorNORMAL ANGLE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6830-00-192-9067 INTERCHANGEABLE
Nitrogen
5330-00-381-5888684222 INTERCHANGEABLE
Gasket
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
9905-00-405-197225522 INTERCHANGEABLE
Band,marker
Hydro-Aire Aerospace Corp
3020-00-446-8380255-22 INTERCHANGEABLE
Gear,spur
Southern Gear & Machine Inc
5930-00-548-8264328AS167-1 INTERCHANGEABLE
Switch,push
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
6625-00-583-15269157156 INTERCHANGEABLE
Detector,radio Frequency
Us Army Aviation and Missile Command
4710-01-012-352925522 INTERCHANGEABLE
Tube Assembly,metal
Williams International Co., L.l.c.
5310-01-078-780425522R1 INTERCHANGEABLE
Nut,plain,hexagon
Nd Defense Llc
5961-01-101-5488420C INTERCHANGEABLE
Detector,coaxial
Keysight Technologies Inc
4940-01-104-127010341 INTERCHANGEABLE
Seat
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
Cross-Reference Index
Part NumberManufacturer
25522 Tyson Bearing Co Div Skf Industries Inc (USA)
B6T1202A Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
799116 The Timken Corporation (USA)
25522 PRIMARY Rbc Bearings Incorporated Div West Trenton Division (USA)
799116 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
S10F32711 Allianz Sweeper Company (USA)
25522 Ntn Bearing Corporation of America (USA)
5283387B U S Army Tank Automotive Command Amsta-Im-Mm (USA)
25522 PRIMARY The Timken Corporation (USA)
68-4222 Portec Inc Pioneer Div (USA)
25522 Federal-Mogul Corp Government Sales Dept (USA)
32711 Allianz Sweeper Company (USA)
BT25522 Federal-Mogul Corp Government Sales Dept (USA)
799116 Tyson Bearing Co Div Skf Industries Inc (USA)
68-4222 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
799116 Federal-Mogul Corp Government Sales Dept (USA)
706852 Army Weapons Command Attn Amswe-Ree-S (USA)
420C Flink Company (USA)
Related Parts
6830-00-192-9067INTERCHANGEABLE
NITROGEN
5330-00-381-5888INTERCHANGEABLE
GASKET
684222
9905-00-405-1972INTERCHANGEABLE
BAND,MARKER
25522
3020-00-446-8380INTERCHANGEABLE
GEAR,SPUR
255-22
5930-00-548-8264INTERCHANGEABLE
SWITCH,PUSH
328AS167-1
6625-00-583-1526INTERCHANGEABLE
DETECTOR,RADIO FREQUENCY
9157156
4710-01-012-3529INTERCHANGEABLE
TUBE ASSEMBLY,METAL
25522
5310-01-078-7804INTERCHANGEABLE
NUT,PLAIN,HEXAGON
25522R1
5961-01-101-5488INTERCHANGEABLE
DETECTOR,COAXIAL
420C
4940-01-104-1270INTERCHANGEABLE
SEAT
10341
4720-01-128-4586INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
25522
5990-01-167-7043INTERCHANGEABLE
RESOLVER,ELECTRICAL,LINEAR

Frequently Asked Questions

What is NSN 3110-00-100-0546?

NSN 3110-00-100-0546 is a Cup,tapered Roller Bearing, manufactured by Rbc Bearings Incorporated Div West Trenton Division, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-100-0546?

NSN 3110-00-100-0546 has 18 cross-referenced part numbers: 25522 (Tyson Bearing Co Div Skf Industries Inc), B6T1202A (Ford Motor Co Ford Parts and Service Div Government Part Sales), 799116 (The Timken Corporation), 25522 (Rbc Bearings Incorporated Div West Trenton Division), 799116 (Ford Motor Co Ford Parts and Service Div Government Part Sales) and 13 more.

What NSN replaces 3110-00-100-0546?

There are 12 known substitutes for 3110-00-100-0546: 6830-00-192-9067, 5330-00-381-5888, 9905-00-405-1972 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25522?

Key specifications for 25522: Outside Diameter: 3.2700 INCHES NOMINAL IN; Standard Tolerance Designation: AFBMA CLASS 2; Backface Corner Radius: 0.0800 INCHES NOMINAL IN; Overall Width: 0.7525 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-100-0546 still in active supply?

NSN 3110-00-100-0546 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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