PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6A3PC51Bearing,roller,tapered

Carver Pump Company · NSN 3110-00-101-3515 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-101-3515 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-101-3515. Primary manufacturer part number: 6A3PC51.
Features
  • Bearing,roller,tapered — FSC 3110
  • Cone Width: 1.1542 INCHES NOMINAL IN
  • Backface Corner Radius: 0.1250 INCHES NOMINAL IN
  • Cup Width: 0.9687 INCHES NOMINAL IN
  • Standout Width: 0.2188 INCHES NOMINAL IN
  • Cone Corner Radius: 0.0310 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Bore Diameter: 1.7500 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 3110-00-101-3515, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Carver Pump Company. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-101-3515
Primary Part Number6A3PC51
Item NameBearing,roller,tapered
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerCarver Pump Company
StatusACTIVE
Cone Width1.1542 INCHES NOMINAL IN
Backface Corner Radius0.1250 INCHES NOMINAL IN
Cup Width0.9687 INCHES NOMINAL IN
Standout Width0.2188 INCHES NOMINAL IN
Cone Corner Radius0.0310 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA CLASS 2
Bore Diameter1.7500 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Style DesignatorSTRAIGHT BORE, NORMAL ANGLE
Overall Outside Diameter4.1250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-6188104923 INTERCHANGEABLE
Ball,bearing
Brinkley Technology Group Llc Dba Hercules Manufacturing
5342-00-103-3276 INTERCHANGEABLE
Bracket,actuator Inlet
5310-00-141-1568 INTERCHANGEABLE
Nut,eye
6105-00-177-454365-11 INTERCHANGEABLE
Motor,alternating Current
Arc Systems Inc
5330-00-579-8101102748 INTERCHANGEABLE
Gasket
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
2040-00-633-6022 INTERCHANGEABLE
Shaft Log
3020-01-218-82085901W11G702 INTERCHANGEABLE
Pulley,flat
Ametek Inc Div Aerospace and Defense
5962-01-269-318251065-0011 INTERCHANGEABLE
Microcircuit,digital
Honeywell International Inc Dba Honeywell
2520-01-272-39436511 INTERCHANGEABLE
Clutch Assembly,friction
London Machinery Inc
7530-01-536-26596511 INTERCHANGEABLE
Paper,duracopy Waterproof Copier
Jl Darling, Llc
Cross-Reference Index
Part NumberManufacturer
FF-B-187A Federal Specifications Promulgated by General Services Administration Washington DC (USA)
6A3PC51 PRIMARY Carver Pump Company (USA)
6A3-51 PRIMARY Carver Pump Company (USA)
651-1 PRIMARY Carver Pump Company (USA)
458-453X PRIMARY Carver Pump Company (USA)
458-453X PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
458-453X PRIMARY The Timken Corporation (USA)
Related Parts
3110-00-100-6188INTERCHANGEABLE
BALL,BEARING
104923
5342-00-103-3276INTERCHANGEABLE
BRACKET,ACTUATOR INLET
5310-00-141-1568INTERCHANGEABLE
NUT,EYE
6105-00-177-4543INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
65-11
5330-00-579-8101INTERCHANGEABLE
GASKET
102748
2040-00-633-6022INTERCHANGEABLE
SHAFT LOG
3020-01-218-8208INTERCHANGEABLE
PULLEY,FLAT
5901W11G702
5962-01-269-3182INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
51065-0011
2520-01-272-3943INTERCHANGEABLE
CLUTCH ASSEMBLY,FRICTION
6511
7530-01-536-2659INTERCHANGEABLE
PAPER,DURACOPY WATERPROOF COPIER
6511
5310-01-546-6111INTERCHANGEABLE
WASHER,FLAT
1193.10L.0.11
5210-01-562-3432INTERCHANGEABLE
METER,RANGE,LASER
3508185

Frequently Asked Questions

What is NSN 3110-00-101-3515?

NSN 3110-00-101-3515 is a Bearing,roller,tapered, manufactured by Carver Pump Company, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-101-3515?

NSN 3110-00-101-3515 has 7 cross-referenced part numbers: FF-B-187A (Federal Specifications Promulgated by General Services Administration Washington DC), 6A3PC51 (Carver Pump Company), 6A3-51 (Carver Pump Company), 651-1 (Carver Pump Company), 458-453X (Carver Pump Company) and 2 more.

What NSN replaces 3110-00-101-3515?

There are 12 known substitutes for 3110-00-101-3515: 3110-00-100-6188, 5342-00-103-3276, 5310-00-141-1568 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6A3PC51?

Key specifications for 6A3PC51: Cone Width: 1.1542 INCHES NOMINAL IN; Backface Corner Radius: 0.1250 INCHES NOMINAL IN; Cup Width: 0.9687 INCHES NOMINAL IN; Standout Width: 0.2188 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.
PartsTable Design LLC · partstable.com