PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

44388Bearing Half,sleeve

Cummins Inc. · NSN 3120-00-593-1507 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-593-1507 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-593-1507. Primary manufacturer part number: 44388.
Features
  • Bearing Half,sleeve — FSC 3120
  • Body Outside Diameter: 4.7495 INCHES MINIMUM AND 4.7500 INCHES MAXIMUM IN
  • Corner Shape: SQUARE ALL CORNERS
  • Body Inside Diameter: 4.5020 INCHES MINIMUM AND 4.5040 INCHES MAXIMUM IN
  • Style Designator: HALF SLEEVE, PLAIN, NO OUTSIDE FLANGES
  • 3 verified cross-references
  • Primary manufacturer: Cummins Inc.
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing Half,sleeve, cataloged under National Stock Number 3120-00-593-1507, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-593-1507
Primary Part Number44388
Item NameBearing Half,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerCummins Inc.
StatusCANCELLED
Body Outside Diameter4.7495 INCHES MINIMUM AND 4.7500 INCHES MAXIMUM IN
Corner ShapeSQUARE ALL CORNERS
Body Inside Diameter4.5020 INCHES MINIMUM AND 4.5040 INCHES MAXIMUM IN
Style DesignatorHALF SLEEVE, PLAIN, NO OUTSIDE FLANGES
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
4730-00-653-0753187680 INTERCHANGEABLE
Elbow,flange to Tube
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
3030-00-875-474574766143 INTERCHANGEABLE
Belt,v
Kalmar AC Inc
7510-01-412-633812502 INTERCHANGEABLE
Binder,loose-Leaf
Mcbee Loose Leaf Binders Div of Olivetti Office Usa Inc
5330-01-424-375144388 INTERCHANGEABLE
Gasket
Bourns Inc
Cross-Reference Index
Part NumberManufacturer
3019204 Cummins Inc. (USA)
187680 Cummins Inc. (USA)
44388 PRIMARY Cummins Inc. (USA)
Related Parts
4730-00-653-0753INTERCHANGEABLE
ELBOW,FLANGE TO TUBE
187680
3030-00-875-4745INTERCHANGEABLE
BELT,V
74766143
7510-01-412-6338INTERCHANGEABLE
BINDER,LOOSE-LEAF
12502
5330-01-424-3751INTERCHANGEABLE
GASKET
44388

Frequently Asked Questions

What is NSN 3120-00-593-1507?

NSN 3120-00-593-1507 is a Bearing Half,sleeve, manufactured by Cummins Inc., classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-593-1507?

NSN 3120-00-593-1507 has 3 cross-referenced part numbers: 3019204 (Cummins Inc.), 187680 (Cummins Inc.), 44388 (Cummins Inc.).

What NSN replaces 3120-00-593-1507?

There are 4 known substitutes for 3120-00-593-1507: 4730-00-653-0753, 3030-00-875-4745, 7510-01-412-6338 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 44388?

Key specifications for 44388: Body Outside Diameter: 4.7495 INCHES MINIMUM AND 4.7500 INCHES MAXIMUM IN; Corner Shape: SQUARE ALL CORNERS; Body Inside Diameter: 4.5020 INCHES MINIMUM AND 4.5040 INCHES MAXIMUM IN; Style Designator: HALF SLEEVE, PLAIN, NO OUTSIDE FLANGES. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-593-1507 still in active supply?

NSN 3120-00-593-1507 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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