PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7609-LORBearing,sleeve

Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co · NSN 3120-00-447-8481 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-447-8481 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-447-8481. Primary manufacturer part number: 7609-LOR.
Features
  • Bearing,sleeve — FSC 3120
  • Style Designator: SEGMENTED, EXTERNAL FLANGES BOTH ENDS
  • Corner Shape: SQUARE RIGHT FLANGE OUTSIDE LEFT CORNER
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Corner Shape: ROUND INSIDE RIGHT CORNER
  • Left Flange Outside Diameter: 6.6150 INCHES MINIMUM AND 6.6350 INCHES MAXIMUM IN
  • Body Outside Diameter: 5.5000 INCHES MINIMUM AND 5.5024 INCHES MAXIMUM IN
  • Body Inside Diameter: 4.8750 INCHES MINIMUM AND 4.8770 INCHES MAXIMUM IN
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 3120-00-447-8481, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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
NSN3120-00-447-8481
Primary Part Number7609-LOR
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerKoehring Cranes and Excavators Inc Sub of Northwest Engineering Co
StatusACTIVE
Style DesignatorSEGMENTED, EXTERNAL FLANGES BOTH ENDS
Corner ShapeSQUARE RIGHT FLANGE OUTSIDE LEFT CORNER
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeROUND INSIDE RIGHT CORNER
Left Flange Outside Diameter6.6150 INCHES MINIMUM AND 6.6350 INCHES MAXIMUM IN
Body Outside Diameter5.5000 INCHES MINIMUM AND 5.5024 INCHES MAXIMUM IN
Body Inside Diameter4.8750 INCHES MINIMUM AND 4.8770 INCHES MAXIMUM IN
Lubricant Accommodation StyleGROOVED SINGLE X
Right Flange Width0.3070 INCHES MINIMUM AND 0.3100 INCHES MAXIMUM IN
Right Flange Outside Diameter6.6150 INCHES MINIMUM AND 6.6350 INCHES MAXIMUM IN
Left Flange Width0.3070 INCHES MINIMUM AND 0.3100 INCHES MAXIMUM IN
Antirotation/lubrication Type and Quantity1 HOLE
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
MaterialCOPPER ALLOY OVERALL
Corner ShapeROUND INSIDE LEFT CORNER
Corner ShapeROUND LEFT FLANGE BODY CORNER
Corner ShapeSQUARE RIGHT FLANGE BODY CORNER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4820-00-080-9022 INTERCHANGEABLE
Valve,check
3455-00-231-352653-10009 INTERCHANGEABLE
Cutter,milling,shell End
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
5950-00-232-5204 INTERCHANGEABLE
Transformer,current
5935-00-257-7672 INTERCHANGEABLE
Connector,receptacle,electrical
5960-00-840-1055 INTERCHANGEABLE
Electron Tube
5330-00-860-00367609 INTERCHANGEABLE
Packing Assembly
Cascade Corp
5305-01-200-58737609 INTERCHANGEABLE
Screw
Abb Inc.
5340-01-443-39997609 INTERCHANGEABLE
Cap-Plug,protective,dust and Moi
Keystone Electronics Corp
5940-01-617-65187609 INTERCHANGEABLE
Terminal,feedthru
Independent Rough Terrain Center Llc
Cross-Reference Index
Part NumberManufacturer
7609-LOR Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co (USA)
7609 Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co (USA)
7609 Koehring Co Lorain Div (USA)
Related Parts
4820-00-080-9022INTERCHANGEABLE
VALVE,CHECK
3455-00-231-3526INTERCHANGEABLE
CUTTER,MILLING,SHELL END
53-10009
5950-00-232-5204INTERCHANGEABLE
TRANSFORMER,CURRENT
5935-00-257-7672INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5960-00-840-1055INTERCHANGEABLE
ELECTRON TUBE
5330-00-860-0036INTERCHANGEABLE
PACKING ASSEMBLY
7609
5305-01-200-5873INTERCHANGEABLE
SCREW
7609
5340-01-443-3999INTERCHANGEABLE
CAP-PLUG,PROTECTIVE,DUST AND MOI
7609
5940-01-617-6518INTERCHANGEABLE
TERMINAL,FEEDTHRU
7609

Frequently Asked Questions

What is NSN 3120-00-447-8481?

NSN 3120-00-447-8481 is a Bearing,sleeve, manufactured by Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-447-8481?

NSN 3120-00-447-8481 has 3 cross-referenced part numbers: 7609-LOR (Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co), 7609 (Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co), 7609 (Koehring Co Lorain Div).

What NSN replaces 3120-00-447-8481?

There are 9 known substitutes for 3120-00-447-8481: 4820-00-080-9022, 3455-00-231-3526, 5950-00-232-5204 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7609-LOR?

Key specifications for 7609-LOR: Style Designator: SEGMENTED, EXTERNAL FLANGES BOTH ENDS; Corner Shape: SQUARE RIGHT FLANGE OUTSIDE LEFT CORNER; Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Corner Shape: ROUND INSIDE RIGHT CORNER. 19 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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