PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45120DBearing,sleeve

International Harvester Co Agricultural Equipment Div · NSN 3120-00-424-7598 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-424-7598 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-424-7598. Primary manufacturer part number: 45120D.
Features
  • Bearing,sleeve — FSC 3120
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
  • Corner Shape: CHAMFERED OUTSIDE RIGHT CORNER
  • Body Inside Diameter: 1.1270 INCHES MINIMUM AND 1.1310 INCHES MAXIMUM IN
  • Body Outside Diameter: 1.2490 INCHES MINIMUM AND 1.2510 INCHES MAXIMUM IN
  • Corner Shape: SQUARE INSIDE LEFT CORNER
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Material: STEEL OUTER LAYER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Outer Layer construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-424-7598, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is International Harvester Co Agricultural Equipment Div. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-424-7598
Primary Part Number45120D
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerInternational Harvester Co Agricultural Equipment Div
StatusACTIVE
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeCHAMFERED OUTSIDE RIGHT CORNER
Body Inside Diameter1.1270 INCHES MINIMUM AND 1.1310 INCHES MAXIMUM IN
Body Outside Diameter1.2490 INCHES MINIMUM AND 1.2510 INCHES MAXIMUM IN
Corner ShapeSQUARE INSIDE LEFT CORNER
Corner ShapeSQUARE INSIDE RIGHT CORNER
MaterialSTEEL OUTER LAYER
Material Document and ClassificationSAE 793 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 798 ASSN STD SINGLE MATERIAL RESPONSE INNER LAYER
Style DesignatorSPLIT, PLAIN, NO OUTSIDE FLANGES
MaterialCOPPER ALLOY INNER LAYER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-01-187-681274379K 86184 INTERCHANGEABLE
Valve,globe
Griswold Industries Dba Cla-Val Co
Cross-Reference Index
Part NumberManufacturer
45120D International Harvester Co Agricultural Equipment Div (USA)
45120D Komatsu American Intl Co (USA)
45120D Navistar International Corporation Dba Navistar (USA)
45120D Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
Related Parts
4820-01-187-6812INTERCHANGEABLE
VALVE,GLOBE
74379K 86184

Frequently Asked Questions

What is NSN 3120-00-424-7598?

NSN 3120-00-424-7598 is a Bearing,sleeve, manufactured by International Harvester Co Agricultural Equipment Div, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-424-7598?

NSN 3120-00-424-7598 has 4 cross-referenced part numbers: 45120D (International Harvester Co Agricultural Equipment Div), 45120D (Komatsu American Intl Co), 45120D (Navistar International Corporation Dba Navistar), 45120D (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/).

What NSN replaces 3120-00-424-7598?

There is 1 known substitute for 3120-00-424-7598: 4820-01-187-6812. Verify interchangeability with system specifications before substitution.

What are the specifications of 45120D?

Key specifications for 45120D: Corner Shape: SQUARE OUTSIDE LEFT CORNER; Corner Shape: CHAMFERED OUTSIDE RIGHT CORNER; Overall Length: 1.7500 INCHES NOMINAL IN; Body Inside Diameter: 1.1270 INCHES MINIMUM AND 1.1310 INCHES MAXIMUM IN. 11 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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