PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1881-202Bearing,sleeve

Goodrich Corporation · NSN 3120-01-179-5330 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-179-5330 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-179-5330. Primary manufacturer part number: 1881-202.
Features
  • Bearing,sleeve — FSC 3120
  • Flange Width: 0.1250 INCHES NOMINAL IN
  • Body Inside Diameter: 3.8530 INCHES MINIMUM AND 3.8550 INCHES MAXIMUM IN
  • Surface Treatment: CADMIUM OUTSIDE DIAMETER SURFACE OF BODY
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Corner Shape: CHAMFERED INSIDE LEFT CORNER
  • Style Designator: SOLID, EXTERNAL FLANGE ONE END
  • Body Outside Diameter: 4.1269 INCHES MINIMUM AND 4.1286 INCHES MAXIMUM IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy 943 Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-01-179-5330, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Goodrich Corporation. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-01-179-5330
Primary Part Number1881-202
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerGoodrich Corporation
StatusACTIVE
Flange Width0.1250 INCHES NOMINAL IN
Body Inside Diameter3.8530 INCHES MINIMUM AND 3.8550 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OUTSIDE DIAMETER SURFACE OF BODY
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeCHAMFERED INSIDE LEFT CORNER
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Body Outside Diameter4.1269 INCHES MINIMUM AND 4.1286 INCHES MAXIMUM IN
Flange Outside Diameter4.6200 INCHES MINIMUM AND 4.6300 INCHES MAXIMUM IN
Lubricant Accommodation StyleGROOVED SPIRAL CIRCULAR
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
MaterialCOPPER ALLOY 943 OVERALL
Corner ShapeSQUARE INSIDE RIGHT CORNER
Corner ShapeROUND LEFT FLANGE BODY CORNER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5340-00-411-90738218A0440-17 INTERCHANGEABLE
Standoff,threaded,spacing
Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware
5905-00-469-28662100-1765 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Keysight Technologies Inc
3030-00-909-62167420 INTERCHANGEABLE
Belt,v
Gates Corporation
4940-01-477-99478405 INTERCHANGEABLE
Close,pipe
Better Engineering Manufacturing Inc
5340-01-596-65818405 INTERCHANGEABLE
Standoff,threaded,spacing
Keystone Electronics Corp
Cross-Reference Index
Part NumberManufacturer
1881-202 Goodrich Corporation Div Advanced Structures Landing Systems (USA)
8405 Goodrich Corporation Div Advanced Structures Landing Systems (USA)
8405 Goodrich Corporation (USA)
1881-202 PRIMARY Goodrich Corporation (USA)
Related Parts
5340-00-411-9073INTERCHANGEABLE
STANDOFF,THREADED,SPACING
8218A0440-17
5905-00-469-2866INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
2100-1765
3030-00-909-6216INTERCHANGEABLE
BELT,V
7420
4940-01-477-9947INTERCHANGEABLE
CLOSE,PIPE
8405
5340-01-596-6581INTERCHANGEABLE
STANDOFF,THREADED,SPACING
8405

Frequently Asked Questions

What is NSN 3120-01-179-5330?

NSN 3120-01-179-5330 is a Bearing,sleeve, manufactured by Goodrich Corporation, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-179-5330?

NSN 3120-01-179-5330 has 4 cross-referenced part numbers: 1881-202 (Goodrich Corporation Div Advanced Structures Landing Systems), 8405 (Goodrich Corporation Div Advanced Structures Landing Systems), 8405 (Goodrich Corporation), 1881-202 (Goodrich Corporation).

What NSN replaces 3120-01-179-5330?

There are 5 known substitutes for 3120-01-179-5330: 5340-00-411-9073, 5905-00-469-2866, 3030-00-909-6216 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1881-202?

Key specifications for 1881-202: Flange Width: 0.1250 INCHES NOMINAL IN; Body Inside Diameter: 3.8530 INCHES MINIMUM AND 3.8550 INCHES MAXIMUM IN; Surface Treatment: CADMIUM OUTSIDE DIAMETER SURFACE OF BODY; Corner Shape: SQUARE OUTSIDE RIGHT CORNER. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com