PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4038610Bearing,sleeve

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 3120-00-416-8810 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-416-8810 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-416-8810. Primary manufacturer part number: 4038610.
Features
  • Bearing,sleeve — FSC 3120
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Material: CARBON INNER LAYER
  • Corner Shape: SQUARE INSIDE LEFT CORNER
  • Corner Shape: UNDERCUT LEFT FLANGE BODY CORNER
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Body Outside Diameter: 0.3433 INCHES MINIMUM AND 0.3443 INCHES MAXIMUM IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Carbon Inner Layer construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-416-8810, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references 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: Active.

Technical Specifications
ParameterValue
NSN3120-00-416-8810
Primary Part Number4038610
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
MaterialCARBON INNER LAYER
Corner ShapeSQUARE INSIDE LEFT CORNER
Corner ShapeUNDERCUT LEFT FLANGE BODY CORNER
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeSQUARE INSIDE RIGHT CORNER
Body Outside Diameter0.3433 INCHES MINIMUM AND 0.3443 INCHES MAXIMUM IN
Flange Width0.0290 INCHES MINIMUM AND 0.0310 INCHES MAXIMUM IN
Body Inside Diameter0.3443 INCHES NOMINAL IN
Lubricant Accommodation StyleGROOVED CIRCULAR
Flange Outside Diameter0.5950 INCHES MINIMUM AND 0.6050 INCHES MAXIMUM IN
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
MaterialSTEEL OUTER LAYER
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4310-00-294-1311225514 INTERCHANGEABLE
Ring Set,piston
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
Cross-Reference Index
Part NumberManufacturer
4040678 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
4022998 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
4038610 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
4310-00-294-1311INTERCHANGEABLE
RING SET,PISTON
225514

Frequently Asked Questions

What is NSN 3120-00-416-8810?

NSN 3120-00-416-8810 is a Bearing,sleeve, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-416-8810?

NSN 3120-00-416-8810 has 3 cross-referenced part numbers: 4040678 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4022998 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4038610 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 3120-00-416-8810?

There is 1 known substitute for 3120-00-416-8810: 4310-00-294-1311. Verify interchangeability with system specifications before substitution.

What are the specifications of 4038610?

Key specifications for 4038610: Overall Length: 0.6890 INCHES MINIMUM AND 0.7010 INCHES MAXIMUM IN; Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Material: CARBON INNER LAYER; Corner Shape: SQUARE INSIDE LEFT CORNER. 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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