PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3841Bearing,sleeve

Triumph Engine Control Systems Llc · NSN 3120-00-474-3811 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-474-3811 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-474-3811. Primary manufacturer part number: 3841.
Features
  • Bearing,sleeve — FSC 3120
  • Corner Shape: SQUARE LEFT FLANGE BODY CORNER
  • Corner Shape: CHAMFERED LEFT FLANGE OUTSIDE RIGHT CORNER
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Body Inside Diameter: 0.7508 INCHES MINIMUM AND 0.7513 INCHES MAXIMUM IN
  • Flange Width: 0.2820 INCHES NOMINAL IN
  • Flange Outside Diameter: 1.8130 INCHES MINIMUM AND 1.8135 INCHES MAXIMUM IN
  • Body Outside Diameter: 1.1250 INCHES MINIMUM AND 1.1255 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 3120-00-474-3811, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-474-3811
Primary Part Number3841
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusACTIVE
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Corner ShapeCHAMFERED LEFT FLANGE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Body Inside Diameter0.7508 INCHES MINIMUM AND 0.7513 INCHES MAXIMUM IN
Flange Width0.2820 INCHES NOMINAL IN
Flange Outside Diameter1.8130 INCHES MINIMUM AND 1.8135 INCHES MAXIMUM IN
Body Outside Diameter1.1250 INCHES MINIMUM AND 1.1255 INCHES MAXIMUM IN
Surface Finish32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
Corner ShapeSQUARE INSIDE RIGHT CORNER
Surface Finish32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
MaterialCOPPER ALLOY OVERALL
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4710-00-133-3246384-1 INTERCHANGEABLE
Tube Assembly,metal
Eaton Metal Products Company Llc
5930-00-251-46192GK51-73 INTERCHANGEABLE
Switch,toggle
Carling Technologies, Inc Dba Carlingswitch
4730-00-287-3480384-1 INTERCHANGEABLE
Elbow,pipe
Crane Co Div Valve Div
4920-00-300-37383841 INTERCHANGEABLE
Guide,bearing Seal
Allison Transmission Inc Dba Allison Transmission, Inc
5975-00-612-1995 INTERCHANGEABLE
Clamp,ground
5935-00-643-9875 INTERCHANGEABLE
Adapter,connector
5330-00-833-8352 INTERCHANGEABLE
Rubber Strip
5340-01-225-92243841 INTERCHANGEABLE
Clamp,block
Kearflex Engineering Company
6680-01-411-74174 IN. FIF-N/BRZ/TBS/NEO INTERCHANGEABLE
Indicator,sight,liquid
John G Papailias Co Inc Dba J G Papailias
4130-01-541-7383 INTERCHANGEABLE
Accumulator,refrigerant
Cross-Reference Index
Part NumberManufacturer
3841 PRIMARY Triumph Engine Control Systems Llc (USA)
Related Parts
4710-00-133-3246INTERCHANGEABLE
TUBE ASSEMBLY,METAL
384-1
5930-00-251-4619INTERCHANGEABLE
SWITCH,TOGGLE
2GK51-73
4730-00-287-3480INTERCHANGEABLE
ELBOW,PIPE
384-1
4920-00-300-3738INTERCHANGEABLE
GUIDE,BEARING SEAL
3841
5975-00-612-1995INTERCHANGEABLE
CLAMP,GROUND
5935-00-643-9875INTERCHANGEABLE
ADAPTER,CONNECTOR
5330-00-833-8352INTERCHANGEABLE
RUBBER STRIP
5340-01-225-9224INTERCHANGEABLE
CLAMP,BLOCK
3841
6680-01-411-7417INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
4 IN. FIF-N/BRZ/TBS/NEO
4130-01-541-7383INTERCHANGEABLE
ACCUMULATOR,REFRIGERANT
6550-01-552-9338INTERCHANGEABLE
TEST KIT,ANTHRAX DETECTION
3841

Frequently Asked Questions

What is NSN 3120-00-474-3811?

NSN 3120-00-474-3811 is a Bearing,sleeve, manufactured by Triumph Engine Control Systems Llc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-474-3811?

NSN 3120-00-474-3811 has 1 cross-referenced part number: 3841 (Triumph Engine Control Systems Llc).

What NSN replaces 3120-00-474-3811?

There are 11 known substitutes for 3120-00-474-3811: 4710-00-133-3246, 5930-00-251-4619, 4730-00-287-3480 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3841?

Key specifications for 3841: Corner Shape: SQUARE LEFT FLANGE BODY CORNER; Corner Shape: CHAMFERED LEFT FLANGE OUTSIDE RIGHT CORNER; Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Body Inside Diameter: 0.7508 INCHES MINIMUM AND 0.7513 INCHES MAXIMUM IN. 15 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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