PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B10-12Bearing,sleeve

Roller Bearing Co of America, Inc Div Pic Design · NSN 3120-00-461-3217 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-461-3217 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-461-3217. Primary manufacturer part number: B10-12.
Features
  • Bearing,sleeve — FSC 3120
  • Body Inside Diameter: 0.2510 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM IN
  • Material: COPPER ALLOY 841 OVERALL
  • Corner Shape: SQUARE ALL CORNERS
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Material: OIL LUBRICATING LUBRICATION
  • Body Outside Diameter: 0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN
  • Material Document and Classification: MIL-B-5687,TYPE 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy 841 Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-461-3217, 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 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-461-3217
Primary Part NumberB10-12
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusCANCELLED
Body Inside Diameter0.2510 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM IN
MaterialCOPPER ALLOY 841 OVERALL
Corner ShapeSQUARE ALL CORNERS
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
MaterialOIL LUBRICATING LUBRICATION
Body Outside Diameter0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN
Material Document and ClassificationMIL-B-5687,TYPE 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
3110-00-112-5787148407 INTERCHANGEABLE
Bearing,roller,needle
General Motors Llc Dba General Motors Llc
5365-00-679-814511588659-2 INTERCHANGEABLE
Spacer,sleeve
U S Army Tank Automotive Command Amsta-Im-Mm
5820-00-911-1610 INTERCHANGEABLE
Module,tripler
5330-01-311-3818B1012 INTERCHANGEABLE
Seal
Magnetic Seal Llc
5930-01-341-7902106491 INTERCHANGEABLE
Switch,thermostatic
Thermo Shandon Inc Dba Shandon Inc Div Anatomical Pathology
5307-01-346-86724X1837 INTERCHANGEABLE
Stud,plain
Meritor Heavy Vehicle Systems, Llc
5340-01-435-8351 INTERCHANGEABLE
Standoff,threaded,spacing
7025-01-486-5881B612 INTERCHANGEABLE
Panel,touch
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
6240-01-490-0762 INTERCHANGEABLE
Lamp,incandescent
4130-01-490-3787Z-AS30U6 INTERCHANGEABLE
Compressor,refrigeration
Avanti Products Inc Div of Mackle Co Inc the
Cross-Reference Index
Part NumberManufacturer
B6-12 W. M. Berg, Inc. (USA)
B10-12 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
Related Parts
3110-00-112-5787INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
148407
5365-00-679-8145INTERCHANGEABLE
SPACER,SLEEVE
11588659-2
5820-00-911-1610INTERCHANGEABLE
MODULE,TRIPLER
5330-01-311-3818INTERCHANGEABLE
SEAL
B1012
5930-01-341-7902INTERCHANGEABLE
SWITCH,THERMOSTATIC
106491
5307-01-346-8672INTERCHANGEABLE
STUD,PLAIN
4X1837
5340-01-435-8351INTERCHANGEABLE
STANDOFF,THREADED,SPACING
7025-01-486-5881INTERCHANGEABLE
PANEL,TOUCH
B612
6240-01-490-0762INTERCHANGEABLE
LAMP,INCANDESCENT
4130-01-490-3787INTERCHANGEABLE
COMPRESSOR,REFRIGERATION
Z-AS30U6

Frequently Asked Questions

What is NSN 3120-00-461-3217?

NSN 3120-00-461-3217 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 3120-00-461-3217?

NSN 3120-00-461-3217 has 2 cross-referenced part numbers: B6-12 (W. M. Berg, Inc.), B10-12 (Roller Bearing Co of America, Inc Div Pic Design).

What NSN replaces 3120-00-461-3217?

There are 10 known substitutes for 3120-00-461-3217: 3110-00-112-5787, 5365-00-679-8145, 5820-00-911-1610 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B10-12?

Key specifications for B10-12: Body Inside Diameter: 0.2510 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM IN; Material: COPPER ALLOY 841 OVERALL; Corner Shape: SQUARE ALL CORNERS; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-461-3217 still in active supply?

NSN 3120-00-461-3217 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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