PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

645163Bearing,sleeve

Am General Llc · NSN 3120-00-737-2567 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-737-2567 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-737-2567. Primary manufacturer part number: 645163.
Features
  • Bearing,sleeve — FSC 3120
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Corner Shape: SQUARE INSIDE LEFT CORNER
  • Left Flange Outside Diameter: 3.0625 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Corner Shape: SQUARE RIGHT FLANGE OUTSIDE LEFT CORNER
  • Body Inside Diameter: 2.3750 INCHES NOMINAL IN
  • Lubricant Accommodation Style: GROOVED CIRCULAR
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-737-2567, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Am General Llc. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-737-2567
Primary Part Number645163
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerAm General Llc
StatusCANCELLED
Corner ShapeSQUARE INSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Left Flange Outside Diameter3.0625 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Corner ShapeSQUARE RIGHT FLANGE OUTSIDE LEFT CORNER
Body Inside Diameter2.3750 INCHES NOMINAL IN
Lubricant Accommodation StyleGROOVED CIRCULAR
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Body Outside Diameter2.5000 INCHES NOMINAL IN
Antirotation/lubrication Type and Quantity2 HOLE
Corner ShapeROUND OUTSIDE RIGHT CORNER
Right Flange Outside Diameter3.0625 INCHES NOMINAL IN
Corner ShapeSQUARE RIGHT FLANGE BODY CORNER
Surface Groove Location and Quantity2 INTERNAL
Left Flange Width0.0625 INCHES NOMINAL IN
Right Flange Width0.0625 INCHES NOMINAL IN
Hole Diameter0.2500 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM FIRST IN
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Style DesignatorSEGMENTED, EXTERNAL FLANGES BOTH ENDS
Corner ShapeROUND OUTSIDE LEFT CORNER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5945-00-557-2913D-14D INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
Cross-Reference Index
Part NumberManufacturer
2986-010 Mcquay-Norris Inc Oem Div an Skf Industries Co
9956SB010 Federal-Mogul Corp Powertrain Products Div (USA)
MB883M010 Jpi Transportation Products Inc (USA)
645163 PRIMARY Am General Llc (USA)
S5578-010 Dana Corp Engine Products Div (USA)
FD58-010 Johnson Bronze Co (USA)
9956SBUL010 Federal-Mogul Corp Powertrain Products Div (USA)
Related Parts
5945-00-557-2913INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
D-14D

Frequently Asked Questions

What is NSN 3120-00-737-2567?

NSN 3120-00-737-2567 is a Bearing,sleeve, manufactured by Am General Llc, classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-737-2567?

NSN 3120-00-737-2567 has 7 cross-referenced part numbers: 2986-010 (Mcquay-Norris Inc Oem Div an Skf Industries Co), 9956SB010 (Federal-Mogul Corp Powertrain Products Div), MB883M010 (Jpi Transportation Products Inc), 645163 (Am General Llc), S5578-010 (Dana Corp Engine Products Div) and 2 more.

What NSN replaces 3120-00-737-2567?

There is 1 known substitute for 3120-00-737-2567: 5945-00-557-2913. Verify interchangeability with system specifications before substitution.

What are the specifications of 645163?

Key specifications for 645163: Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE INSIDE LEFT CORNER; Overall Length: 1.8750 INCHES NOMINAL IN; Left Flange Outside Diameter: 3.0625 INCHES NOMINAL IN. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-737-2567 still in active supply?

NSN 3120-00-737-2567 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