PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B11-12Bearing,sleeve

Roller Bearing Co of America, Inc Div Pic Design · NSN 3120-00-818-6765 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-818-6765 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-818-6765. Primary manufacturer part number: B11-12.
Features
  • Bearing,sleeve — FSC 3120
  • Body Outside Diameter: 0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN
  • Flange Outside Diameter: 0.5550 INCHES MINIMUM AND 0.5650 INCHES MAXIMUM IN
  • Material: COPPER ALLOY OVERALL
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
  • Material Document and Classification: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
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 3120-00-818-6765, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-818-6765
Primary Part NumberB11-12
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusACTIVE
Body Outside Diameter0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN
Flange Outside Diameter0.5550 INCHES MINIMUM AND 0.5650 INCHES MAXIMUM IN
MaterialCOPPER ALLOY OVERALL
Corner ShapeSQUARE INSIDE RIGHT CORNER
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Material Document and ClassificationMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Nondefinitive Spec/std Data1 TYPE AND A COMPOSITION
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Body Inside Diameter0.2510 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM IN
Flange Width0.0470 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3110-00-183-6732B1112 INTERCHANGEABLE
Bearing,roller,needle
Timken Aerospace, Inc Dba Torrington Product
3030-00-330-8821 INTERCHANGEABLE
Belts,v,matched Set
4720-00-541-88592556-12 INTERCHANGEABLE
Hose,nonmetallic
Danfoss Power Solutions II, Llc
6740-00-757-5776B1112 INTERCHANGEABLE
Glass Assembly,filter Support
Miller-Holzwarth Inc.
5365-00-811-76289195516 INTERCHANGEABLE
Spacer,sleeve
Us Army Aviation and Missile Command
4820-00-845-7723RD-50 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Armstrong Pumps Inc
6665-01-013-2918B1112 INTERCHANGEABLE
Handle Extension As
Canberra Industries Inc.
5340-01-440-4501 INTERCHANGEABLE
Bracket,mounting
5998-01-543-5764B1112 INTERCHANGEABLE
Circuit Card Assembly
Lockheed Martin Corporation Div Rms - Manassas
Cross-Reference Index
Part NumberManufacturer
B11-12 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
914122303-003 Cubic Simulation Systems, Inc. (USA)
B7-12 W. M. Berg, Inc. (USA)
DB1112 Allied Devices Corp Dba Absolute Precision Co (USA)
MILB5687 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
3110-00-183-6732INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
B1112
3030-00-330-8821INTERCHANGEABLE
BELTS,V,MATCHED SET
4720-00-541-8859INTERCHANGEABLE
HOSE,NONMETALLIC
2556-12
6740-00-757-5776INTERCHANGEABLE
GLASS ASSEMBLY,FILTER SUPPORT
B1112
5365-00-811-7628INTERCHANGEABLE
SPACER,SLEEVE
9195516
4820-00-845-7723INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
RD-50
6665-01-013-2918INTERCHANGEABLE
HANDLE EXTENSION AS
B1112
5340-01-440-4501INTERCHANGEABLE
BRACKET,MOUNTING
5998-01-543-5764INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
B1112

Frequently Asked Questions

What is NSN 3120-00-818-6765?

NSN 3120-00-818-6765 is a Bearing,sleeve, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-818-6765?

NSN 3120-00-818-6765 has 5 cross-referenced part numbers: B11-12 (Roller Bearing Co of America, Inc Div Pic Design), 914122303-003 (Cubic Simulation Systems, Inc.), B7-12 (W. M. Berg, Inc.), DB1112 (Allied Devices Corp Dba Absolute Precision Co), MILB5687 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 3120-00-818-6765?

There are 9 known substitutes for 3120-00-818-6765: 3110-00-183-6732, 3030-00-330-8821, 4720-00-541-8859 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B11-12?

Key specifications for B11-12: Body Outside Diameter: 0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN; Flange Outside Diameter: 0.5550 INCHES MINIMUM AND 0.5650 INCHES MAXIMUM IN; Material: COPPER ALLOY OVERALL; Corner Shape: SQUARE INSIDE RIGHT CORNER. 15 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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