PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B10-25Bearing,sleeve

Roller Bearing Co of America, Inc Div Pic Design · NSN 3120-00-847-6287 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-847-6287 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-847-6287. Primary manufacturer part number: B10-25.
Features
  • Bearing,sleeve — FSC 3120
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Material: COPPER ALLOY OVERALL
  • Corner Shape: SQUARE ALL CORNERS
  • Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 70.0 ROCKWELL C MAXIMUM OVERALL
  • Material: OIL LUBRICATING LUBRICATION
  • Body Inside Diameter: 0.5010 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.6270 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-847-6287, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 23 commercial cross-references from 22 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
NSN3120-00-847-6287
Primary Part NumberB10-25
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusCANCELLED
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
MaterialCOPPER ALLOY OVERALL
Corner ShapeSQUARE ALL CORNERS
Hardness Rating30.0 ROCKWELL C MINIMUM AND 70.0 ROCKWELL C MAXIMUM OVERALL
MaterialOIL LUBRICATING LUBRICATION
Body Inside Diameter0.5010 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM IN
Body Outside Diameter0.6270 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN
Material Document and ClassificationMIL-L-15016, SYMBOL 2190 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
Material Document and ClassificationMIL-B-5687,TY 1,COMP A OR B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-061-03928 SC 8 INTERCHANGEABLE
Nipple,tube
Parker-Hannifin Corporation Div Instrumentation Products Division
3110-00-100-3685A6075 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
2510-00-737-10777371077 INTERCHANGEABLE
Pin,vehicular Leaf Spring Shackl
U S Army Tank Automotive Command Amsta-Im-Mm
5935-00-805-2538PAJ0017 INTERCHANGEABLE
Connector,plug,electrical
Phaostron Instrument and Electronic Company
6685-00-922-7561 INTERCHANGEABLE
Thermometer,indicating,capillary
5950-00-975-5566A680-1 INTERCHANGEABLE
Transformer,audio Frequency
Arnold Magnetics Corporation Dba Arnold Magnetic Technologies
5930-01-176-1786 INTERCHANGEABLE
Switch Subassembly
6540-01-486-6519B1025 INTERCHANGEABLE
Bulb,slit Lamp,ophthalmic
Lombart Brothers, Inc.
5930-01-530-1275B1025 INTERCHANGEABLE
Switch,electronic
Lockheed Martin Corporation Div Rms - Manassas
3120-01-623-8718 INTERCHANGEABLE
Bearing,sleeve
Cross-Reference Index
Part NumberManufacturer
B10-25 Roller Bearing Co of America, Inc Div Pic Design (USA)
4006408 Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co (USA)
B810-6 Altra Industrial Motion Corp. (USA)
L435 Package Machinery Co (USA)
4006408 Koehring Co (USA)
A680-1 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
A680-1 Chrysler Corp Amplex Div (USA)
AA607-5 Beemer Precision Inc (USA)
MS17795-74 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
AA-607-5 Kamatics Corporation (USA)
101A771BDP4 General Electric Co Naval and Drive Turbine Systems Dept (USA)
FEA607-5 Lift Parts Mfg Co Inc Div of Echlin Mfg Co the (USA)
3Q577B5 Gse Production and Support Llc Dba Gse Spares (USA)
3Q577B5 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
2560276-1 Deval Life Cycle Support Llc (USA)
65C35444-3 San Antonio Air Logistics Center (USA)
3Q577B5 Standard Mfg Co Inc (USA)
P50-6 Bunting Bearings Corp (USA)
P50-6 Bunting Bearings Corp Kalamazoo Plant (USA)
P67084 Athey Products Corp (USA)
Related Parts
4730-00-061-0392INTERCHANGEABLE
NIPPLE,TUBE
8 SC 8
3110-00-100-3685INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
A6075
2510-00-737-1077INTERCHANGEABLE
PIN,VEHICULAR LEAF SPRING SHACKL
7371077
5935-00-805-2538INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
PAJ0017
6685-00-922-7561INTERCHANGEABLE
THERMOMETER,INDICATING,CAPILLARY
5950-00-975-5566INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
A680-1
5930-01-176-1786INTERCHANGEABLE
SWITCH SUBASSEMBLY
6540-01-486-6519INTERCHANGEABLE
BULB,SLIT LAMP,OPHTHALMIC
B1025
5930-01-530-1275INTERCHANGEABLE
SWITCH,ELECTRONIC
B1025
3120-01-623-8718INTERCHANGEABLE
BEARING,SLEEVE
7690-01-650-3754INTERCHANGEABLE
LABEL
L435
4820-01-706-2622INTERCHANGEABLE
VALVE,CROSS
B-1025

Frequently Asked Questions

What is NSN 3120-00-847-6287?

NSN 3120-00-847-6287 is a Bearing,sleeve, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-847-6287?

NSN 3120-00-847-6287 has 23 cross-referenced part numbers: B10-25 (Roller Bearing Co of America, Inc Div Pic Design), 4006408 (Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co), B810-6 (Altra Industrial Motion Corp.), L435 (Package Machinery Co), 4006408 (Koehring Co) and 18 more.

What NSN replaces 3120-00-847-6287?

There are 12 known substitutes for 3120-00-847-6287: 4730-00-061-0392, 3110-00-100-3685, 2510-00-737-1077 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B10-25?

Key specifications for B10-25: Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material: COPPER ALLOY OVERALL; Corner Shape: SQUARE ALL CORNERS; Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 70.0 ROCKWELL C MAXIMUM OVERALL. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-847-6287 still in active supply?

NSN 3120-00-847-6287 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.
PartsTable Design LLC · partstable.com