PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54544DBearing,sleeve

Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ · NSN 3120-00-364-6384 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-364-6384 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-364-6384. Primary manufacturer part number: 54544D.
Features
  • Bearing,sleeve — FSC 3120
  • Body Inside Diameter: 0.5492 INCHES MINIMUM AND 0.5504 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.7100 INCHES MINIMUM AND 0.7104 INCHES MAXIMUM IN
  • Material: COPPER ALLOY 464 OVERALL
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Corner Shape: SQUARE INSIDE LEFT CORNER
  • Corner Shape: CHAMFERED OUTSIDE LEFT CORNER
  • Corner Shape: CHAMFERED OUTSIDE RIGHT CORNER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy 464 Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-364-6384, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 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
NSN3120-00-364-6384
Primary Part Number54544D
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerNavistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
StatusCANCELLED
Body Inside Diameter0.5492 INCHES MINIMUM AND 0.5504 INCHES MAXIMUM IN
Body Outside Diameter0.7100 INCHES MINIMUM AND 0.7104 INCHES MAXIMUM IN
MaterialCOPPER ALLOY 464 OVERALL
Corner ShapeSQUARE INSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Corner ShapeCHAMFERED OUTSIDE LEFT CORNER
Corner ShapeCHAMFERED OUTSIDE RIGHT CORNER
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Material Document and ClassificationAMS 4611 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
3110-00-947-6315 INTERCHANGEABLE
Ball,bearing
Cross-Reference Index
Part NumberManufacturer
54544D Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
WMB2157-1X Ambac International Corporation Div Ambac International (USA)
WMB2157-2X Ambac International Corporation Div Ambac International (USA)
4040110 Allis-Chalmers Corp (USA)
74040110-4 Allis-Chalmers Corp (USA)
Related Parts
3110-00-947-6315INTERCHANGEABLE
BALL,BEARING

Frequently Asked Questions

What is NSN 3120-00-364-6384?

NSN 3120-00-364-6384 is a Bearing,sleeve, manufactured by Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/, classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-364-6384?

NSN 3120-00-364-6384 has 5 cross-referenced part numbers: 54544D (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/), WMB2157-1X (Ambac International Corporation Div Ambac International), WMB2157-2X (Ambac International Corporation Div Ambac International), 4040110 (Allis-Chalmers Corp), 74040110-4 (Allis-Chalmers Corp).

What NSN replaces 3120-00-364-6384?

There is 1 known substitute for 3120-00-364-6384: 3110-00-947-6315. Verify interchangeability with system specifications before substitution.

What are the specifications of 54544D?

Key specifications for 54544D: Body Inside Diameter: 0.5492 INCHES MINIMUM AND 0.5504 INCHES MAXIMUM IN; Overall Length: 0.6299 INCHES MINIMUM AND 0.6339 INCHES MAXIMUM IN; Body Outside Diameter: 0.7100 INCHES MINIMUM AND 0.7104 INCHES MAXIMUM IN; Material: COPPER ALLOY 464 OVERALL. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-364-6384 still in active supply?

NSN 3120-00-364-6384 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