PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9884Bearing,sleeve

Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co · NSN 3120-00-447-8526 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-447-8526 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-447-8526. Primary manufacturer part number: 9884.
Features
  • Bearing,sleeve — FSC 3120
  • Material: GREASE LUBRICATION
  • Body Inside Diameter: 3.5040 INCHES MINIMUM AND 3.5060 INCHES MAXIMUM IN
  • Body Outside Diameter: 4.1270 INCHES MINIMUM AND 4.1290 INCHES MAXIMUM IN
  • Surface Finish: 113.0 MICROINCHES LEFT END SURFACE OF BODY
  • Corner Shape: SQUARE ALL CORNERS
  • Lubricant Accommodation Style: GROOVED SINGLE LOOP
  • Surface Finish: 29.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Grease Lubrication construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-447-8526, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-447-8526
Primary Part Number9884
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerKoehring Cranes and Excavators Inc Sub of Northwest Engineering Co
StatusACTIVE
MaterialGREASE LUBRICATION
Body Inside Diameter3.5040 INCHES MINIMUM AND 3.5060 INCHES MAXIMUM IN
Body Outside Diameter4.1270 INCHES MINIMUM AND 4.1290 INCHES MAXIMUM IN
Surface Finish113.0 MICROINCHES LEFT END SURFACE OF BODY
Corner ShapeSQUARE ALL CORNERS
Lubricant Accommodation StyleGROOVED SINGLE LOOP
Surface Finish29.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
Surface Finish113.0 MICROINCHES RIGHT END SURFACE OF BODY
MaterialCOPPER ALLOY OVERALL
Antirotation/lubrication Type and Quantity1 HOLE
Surface Finish57.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5935-00-280-2804 INTERCHANGEABLE
Socket,plug-in Electronic Compon
1730-00-670-9782 INTERCHANGEABLE
Cylinder,jack,hydra
5996-00-717-3104 INTERCHANGEABLE
Amplifier,magnetic
4310-01-005-36129884 INTERCHANGEABLE
Inlet Valve Plate
Mako Compressors, Llc
Cross-Reference Index
Part NumberManufacturer
9884 Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co (USA)
9884 Koehring Co Lorain Div (USA)
Related Parts
5935-00-280-2804INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
1730-00-670-9782INTERCHANGEABLE
CYLINDER,JACK,HYDRA
5996-00-717-3104INTERCHANGEABLE
AMPLIFIER,MAGNETIC
4310-01-005-3612INTERCHANGEABLE
INLET VALVE PLATE
9884

Frequently Asked Questions

What is NSN 3120-00-447-8526?

NSN 3120-00-447-8526 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 3120-00-447-8526?

NSN 3120-00-447-8526 has 2 cross-referenced part numbers: 9884 (Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co), 9884 (Koehring Co Lorain Div).

What NSN replaces 3120-00-447-8526?

There are 4 known substitutes for 3120-00-447-8526: 5935-00-280-2804, 1730-00-670-9782, 5996-00-717-3104 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9884?

Key specifications for 9884: Material: GREASE LUBRICATION; Body Inside Diameter: 3.5040 INCHES MINIMUM AND 3.5060 INCHES MAXIMUM IN; Body Outside Diameter: 4.1270 INCHES MINIMUM AND 4.1290 INCHES MAXIMUM IN; Overall Length: 2.9800 INCHES MINIMUM AND 2.9900 INCHES MAXIMUM IN. 14 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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