PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

128501Bearing,sleeve

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 3120-00-293-5562 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-293-5562 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-293-5562. Primary manufacturer part number: 128501.
Features
  • Bearing,sleeve — FSC 3120
  • Body Inside Diameter: 0.4750 INCHES MINIMUM AND 0.4850 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.5955 INCHES MINIMUM AND 0.5965 INCHES MAXIMUM IN
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Corner Shape: CHAMFERED INSIDE RIGHT CORNER
  • Material: STEEL COMP 1020 OVERALL
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 1020 Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-293-5562, 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 8 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-293-5562
Primary Part Number128501
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Body Inside Diameter0.4750 INCHES MINIMUM AND 0.4850 INCHES MAXIMUM IN
Body Outside Diameter0.5955 INCHES MINIMUM AND 0.5965 INCHES MAXIMUM IN
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Corner ShapeCHAMFERED INSIDE RIGHT CORNER
MaterialSTEEL COMP 1020 OVERALL
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeCHAMFERED INSIDE LEFT CORNER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5950-01-254-016511567761 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
128501 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
128501 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
Related Parts
5950-01-254-0165INTERCHANGEABLE
TRANSFORMER,POWER
11567761

Frequently Asked Questions

What is NSN 3120-00-293-5562?

NSN 3120-00-293-5562 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 3120-00-293-5562?

NSN 3120-00-293-5562 has 2 cross-referenced part numbers: 128501 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 128501 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).

What NSN replaces 3120-00-293-5562?

There is 1 known substitute for 3120-00-293-5562: 5950-01-254-0165. Verify interchangeability with system specifications before substitution.

What are the specifications of 128501?

Key specifications for 128501: Body Inside Diameter: 0.4750 INCHES MINIMUM AND 0.4850 INCHES MAXIMUM IN; Body Outside Diameter: 0.5955 INCHES MINIMUM AND 0.5965 INCHES MAXIMUM IN; Overall Length: 0.3050 INCHES MINIMUM AND 0.3150 INCHES MAXIMUM IN; Corner Shape: SQUARE OUTSIDE RIGHT CORNER. 9 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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