PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

120339Bearing,sleeve

Curtiss-Wright Controls, Inc. Div Actuation Division · NSN 3120-00-478-9266 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-478-9266 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-478-9266. Primary manufacturer part number: 120339.
Features
  • Bearing,sleeve — FSC 3120
  • Antirotation/lubrication Type and Quantity: 6 SLOT
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Body Outside Diameter: 1.2530 INCHES MINIMUM AND 1.2535 INCHES MAXIMUM IN
  • Flange Outside Diameter: 1.5500 INCHES MINIMUM AND 1.5700 INCHES MAXIMUM IN
  • Flange Width: 0.0990 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-478-9266, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Curtiss-Wright Controls, Inc. Div Actuation Division. Government technical data includes 13 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-478-9266
Primary Part Number120339
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerCurtiss-Wright Controls, Inc. Div Actuation Division
StatusCANCELLED
Antirotation/lubrication Type and Quantity6 SLOT
Corner ShapeSQUARE INSIDE RIGHT CORNER
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Body Outside Diameter1.2530 INCHES MINIMUM AND 1.2535 INCHES MAXIMUM IN
Flange Outside Diameter1.5500 INCHES MINIMUM AND 1.5700 INCHES MAXIMUM IN
Flange Width0.0990 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN
Body Inside Diameter1.0910 INCHES MINIMUM AND 1.0950 INCHES MAXIMUM IN
Corner ShapeCHAMFERED INSIDE LEFT CORNER
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5136-00-261-3244 INTERCHANGEABLE
Tap,thread Cutting
Cross-Reference Index
Part NumberManufacturer
120339 PRIMARY Curtiss-Wright Controls, Inc. Div Actuation Division (USA)
Related Parts
5136-00-261-3244INTERCHANGEABLE
TAP,THREAD CUTTING

Frequently Asked Questions

What is NSN 3120-00-478-9266?

NSN 3120-00-478-9266 is a Bearing,sleeve, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-478-9266?

NSN 3120-00-478-9266 has 1 cross-referenced part number: 120339 (Curtiss-Wright Controls, Inc. Div Actuation Division).

What NSN replaces 3120-00-478-9266?

There is 1 known substitute for 3120-00-478-9266: 5136-00-261-3244. Verify interchangeability with system specifications before substitution.

What are the specifications of 120339?

Key specifications for 120339: Antirotation/lubrication Type and Quantity: 6 SLOT; Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE OUTSIDE LEFT CORNER; Corner Shape: SQUARE OUTSIDE RIGHT CORNER. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-478-9266 still in active supply?

NSN 3120-00-478-9266 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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